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Cheap flights from Portland (PDX) to Ontario from $102

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — YYZ
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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How far in advance should I book a flight from Portland to Region of Ontario?

Users have found that booking a flight from Portland to Region of Ontario at least 49 days early can save you up to 185% on average compared to booking a flight this week. If booking 49 days before your flight isn’t an option for you, users have found flights from Portland to Region of Ontario for as little as $393 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $647 for flights departing within the next 3 days.

What is the cheapest month to fly from Portland to Region of Ontario?

Flights from Portland to Region of Ontario lean towards being more expensive in October. Prices are generally better when you fly from Portland to Region of Ontario in May, with the cheapest ticket starting at $135.

When is the cheapest time to fly from Portland to Region of Ontario (PDX - ON)?

When flying from Portland to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Delta flights from Portland to Ontario

Explore cheap flight options specifically provided by Delta for the route between Portland and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Take a look at some of the lowest-priced Delta flights heading from Portland to Ontario. Make sure to check back often as deals are often changing.
Wed 7/176:19 amPDX - YYZ
1 stop12h 39mDelta
Mon 7/2212:30 pmYYZ - PDX
1 stop10h 56mDelta
Deal found 5/15$341
Thu 6/205:10 amPDX - YYZ
1 stop8h 32mDelta
Wed 6/2611:37 amYYZ - PDX
1 stop13h 03mDelta
Deal found 5/15$356
Sat 5/251:20 pmPDX - YYZ
1 stop6h 54mDelta
Wed 5/297:10 pmYYZ - PDX
1 stop7h 15mDelta
Deal found 5/16$360
Sun 6/29:55 pmPDX - YUL
1 stop10h 10mDelta
Sun 6/912:46 pmYUL - PDX
1 stop11h 51mDelta
Deal found 5/15$365
Fri 6/219:45 pmPDX - YYZ
1 stop11h 25mDelta
Wed 6/2611:37 amYYZ - PDX
1 stop13h 03mDelta
Deal found 5/15$371
Wed 6/127:00 amPDX - YUL
2 stops13h 04mDelta
Wed 6/1912:45 pmYUL - PDX
2 stops14h 09mDelta
Deal found 5/15$379
Tue 5/217:37 pmPDX - YUL
2 stops13h 37mDelta
Thu 5/306:00 amYUL - PDX
1 stop8h 28mDelta
Deal found 5/15$396
Tue 5/217:37 pmPDX - YUL
2 stops13h 37mDelta
Thu 5/306:14 amYUL - PDX
2 stops15h 03mDelta
Deal found 5/15$401
Sun 7/2112:52 amPDX - YYZ
1 stop7h 45mDelta
Tue 7/301:30 pmYYZ - PDX
1 stop9h 17mDelta
Deal found 5/15$410

Cheap United Airlines flights from Portland to Ontario

Explore cheap flight options specifically provided by United Airlines for the route between Portland and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Some of the lowest-priced United Airlines flights we've found at this time heading from Portland to Ontario. Deals are refreshing constantly so come back soon for more options.
Fri 5/2412:15 amPDX - YYZ
1 stop15h 30mUnited Airlines
Mon 5/278:30 pmYYZ - PDX
Nonstop5h 09mUnited Airlines
Deal found 5/16$334
Fri 5/3112:15 amPDX - YYZ
1 stop6h 43mUnited Airlines
Mon 6/109:00 pmYYZ - PDX
1 stop15h 38mUnited Airlines
Deal found 5/15$349
Tue 5/2812:15 amPDX - YYZ
1 stop6h 43mUnited Airlines
Sat 6/19:30 amYYZ - PDX
2 stops14h 26mUnited Airlines
Deal found 5/15$354
Fri 5/314:07 pmPDX - YYZ
2 stops14h 51mUnited Airlines
Sun 6/29:00 pmYYZ - PDX
1 stop15h 38mUnited Airlines
Deal found 5/15$359
Wed 5/296:22 pmPDX - YYZ
2 stops10h 38mUnited Airlines
Sat 6/12:45 pmYYZ - PDX
2 stops10h 51mUnited Airlines
Deal found 5/15$364
Sun 6/212:15 amPDX - YUL
1 stop7h 29mUnited Airlines
Sat 6/81:57 pmYUL - PDX
1 stop9h 10mUnited Airlines
Deal found 5/15$618
Fri 10/1811:59 pmPDX - YOW
1 stop7h 34mUnited Airlines
Tue 10/2211:20 amYOW - PDX
2 stops14h 10mUnited Airlines
Deal found 5/16$638
Wed 5/2212:15 amPDX - YYZ
1 stop6h 43mUnited Airlines
Mon 5/276:45 pmYYZ - PDX
1 stop15h 58mUnited Airlines
Deal found 5/16$703

Cheap Portland to Ontario flights in May & June 2024

Find cheap flight options from Portland to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
Scroll through some of the best deals on flights from Portland to Ontario in 2024. Check back regularly for other flight deals.
Tue 6/185:20 amPDX - YYZ
1 stop22h 15mMultiple Airlines
Wed 6/266:30 amYYZ - PDX
1 stop9h 43mMultiple Airlines
Deal found 5/15$314
Sun 6/211:40 pmPDX - YYZ
Nonstop4h 41mAir Canada
Fri 6/78:30 pmYYZ - PDX
Nonstop5h 09mAir Canada
Deal found 5/14$316
Tue 6/185:20 amPDX - YYZ
1 stop22h 15mMultiple Airlines
Sun 6/306:30 amYYZ - PDX
1 stop7h 48mMultiple Airlines
Deal found 5/15$317
Fri 6/218:15 amPDX - YYZ
2 stops9h 45mWestJet
Wed 6/266:30 amYYZ - PDX
1 stop9h 43mWestJet
Deal found 5/15$319
Sun 6/211:40 pmPDX - YYZ
Nonstop4h 41mAir Canada
Fri 6/78:05 amYYZ - PDX
1 stop9h 40mAir Canada
Deal found 5/14$321
Fri 6/218:15 amPDX - YYZ
2 stops9h 45mWestJet
Sun 6/306:30 amYYZ - PDX
1 stop7h 48mWestJet
Deal found 5/15$324
Fri 5/2411:40 pmPDX - YYZ
Nonstop4h 40mAir Canada
Mon 5/278:30 pmYYZ - PDX
Nonstop5h 09mAir Canada
Deal found 5/16$325
Tue 6/185:20 amPDX - YYZ
1 stop22h 15mMultiple Airlines
Mon 7/11:30 pmYYZ - PDX
2 stops32h 36mMultiple Airlines
Deal found 5/15$328
Wed 6/1911:43 amPDX - YYZ
1 stop16h 00mMultiple Airlines
Wed 6/266:30 amYYZ - PDX
1 stop9h 43mMultiple Airlines
Deal found 5/15$329

Portland to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Portland and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Scroll through some of the best deals on flights from Portland to Ontario in 2024. Check back regularly for other flight deals.
Thu 8/812:15 pmPDX - YUL
1 stop9h 15mWestJet
Wed 8/147:00 amYUL - PDX
1 stop9h 13mWestJet
Deal found 5/15$288
Tue 7/232:00 pmPDX - YYZ
1 stop7h 16mWestJet
Sun 7/286:30 amYYZ - PDX
1 stop7h 48mWestJet
Deal found 5/14$292
Fri 8/98:15 amPDX - YYZ
2 stops9h 45mWestJet
Fri 8/2312:00 pmYYZ - PDX
2 stops10h 47mWestJet
Deal found 5/14$296
Fri 8/912:15 pmPDX - YYZ
1 stop9h 01mWestJet
Fri 8/236:30 amYYZ - PDX
1 stop7h 48mWestJet
Deal found 5/14$297
Tue 7/238:15 amPDX - YYZ
1 stop9h 34mWestJet
Sun 7/286:30 amYYZ - PDX
1 stop7h 48mWestJet
Deal found 5/15$298
Thu 8/812:15 pmPDX - YUL
1 stop9h 15mWestJet
Wed 8/149:15 pmYUL - PDX
2 stops17h 03mWestJet
Deal found 5/15$298
Fri 9/138:15 amPDX - YUL
2 stops9h 00mWestJet
Fri 9/207:00 amYUL - PDX
1 stop9h 18mWestJet
Deal found 5/14$299
Thu 8/2912:15 pmPDX - YYZ
1 stop9h 01mWestJet
Thu 9/52:30 pmYYZ - PDX
1 stop8h 17mWestJet
Deal found 5/14$309
Wed 7/242:00 pmPDX - YYZ
2 stops12h 45mWestJet
Sat 7/271:30 pmYYZ - PDX
1 stop9h 17mWestJet
Deal found 5/15$310

Non-stop flights to Ontario from Portland

Discover non-stop flight options from Portland to Ontario. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Consider booking one of these non-stop flights heading from Portland to Ontario. Select from other flights from Portland to Ontario by using the search form above.
Sun 6/211:40 pmPDX - YYZ
Nonstop4h 41mAir Canada
Fri 6/78:30 pmYYZ - PDX
Nonstop5h 09mAir Canada
Deal found 5/14$316
Sun 5/2611:40 pmPDX - YYZ
Nonstop4h 40mAir Canada
Wed 5/298:30 pmYYZ - PDX
Nonstop5h 09mAir Canada
Deal found 5/16$325
Mon 7/811:40 pmPDX - YYZ
Nonstop4h 30mAir Canada
Mon 7/158:10 pmYYZ - PDX
Nonstop5h 11mAir Canada
Deal found 5/15$336
Tue 7/1611:40 pmPDX - YYZ
Nonstop4h 30mAir Canada
Mon 7/228:10 pmYYZ - PDX
Nonstop5h 11mAir Canada
Deal found 5/15$478
Sun 7/711:40 pmPDX - YYZ
Nonstop4h 30mUnited Airlines
Thu 7/118:10 pmYYZ - PDX
Nonstop5h 11mUnited Airlines
Deal found 5/16$479
Tue 8/611:40 pmPDX - YYZ
Nonstop4h 30mAir Canada
Sun 8/118:10 pmYYZ - PDX
Nonstop5h 11mAir Canada
Deal found 5/15$485
Tue 8/611:40 pmPDX - YYZ
Nonstop4h 30mAir Canada
Tue 8/138:10 pmYYZ - PDX
Nonstop5h 11mAir Canada
Deal found 5/15$530
Thu 8/111:40 pmPDX - YYZ
Nonstop4h 30mAir Canada
Wed 8/78:10 pmYYZ - PDX
Nonstop5h 11mAir Canada
Deal found 5/15$568
Thu 7/2511:40 pmPDX - YYZ
Nonstop4h 30mAir Canada
Mon 7/298:10 pmYYZ - PDX
Nonstop5h 11mAir Canada
Deal found 5/16$673

Portland to Ontario flights leaving soon

Find last-minute flight options from Portland to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Users seeking a last-minute flight from Portland to Ontario should consider booking one of these fares. Tip: verify your flight details before completing your reservation.
Fri 5/2411:40 pmPDX - YYZ
Nonstop4h 40mAir Canada
Mon 5/278:30 pmYYZ - PDX
Nonstop5h 09mAir Canada
Deal found 5/16$325
Thu 5/236:55 pmPDX - YYZ
1 stop8h 21mAir Canada
Sun 5/268:30 pmYYZ - PDX
Nonstop5h 09mAir Canada
Deal found 5/16$330
Fri 5/2412:15 amPDX - YYZ
1 stop15h 30mUnited Airlines
Mon 5/278:30 pmYYZ - PDX
Nonstop5h 09mUnited Airlines
Deal found 5/16$334
Thu 5/236:55 pmPDX - YYZ
1 stop8h 21mAir Canada
Sat 5/254:45 pmYYZ - PDX
1 stop8h 25mAir Canada
Deal found 5/16$335
Thu 5/235:00 amPDX - YYZ
1 stop6h 30mMultiple Airlines
Sun 5/266:30 amYYZ - PDX
1 stop9h 40mMultiple Airlines
Deal found 5/16$337
Sun 5/2611:45 pmPDX - YYZ
1 stop7h 13mAir Canada
Wed 5/298:05 amYYZ - PDX
1 stop9h 40mAir Canada
Deal found 5/16$339
Fri 5/2412:15 amPDX - YYZ
1 stop15h 30mUnited Airlines
Wed 5/294:18 pmYYZ - PDX
1 stop7h 45mUnited Airlines
Deal found 5/16$349
Sat 5/251:20 pmPDX - YYZ
1 stop6h 54mDelta
Wed 5/297:10 pmYYZ - PDX
1 stop7h 15mDelta
Deal found 5/16$360
Thu 5/233:25 pmPDX - YYZ
1 stop11h 51mAir Canada
Mon 5/278:30 pmYYZ - PDX
Nonstop5h 09mAir Canada
Deal found 5/15$370

One-way flights to Ontario from Portland

Search for one-way flight options from Portland to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
If you're seeking multiple options on one-way flights from Portland to Ontario, be sure to check out these deals, which are updated often. Those needing a return flight from Portland to Ontario can use the search form above.
Wed 6/1210:33 pmPDX - YYZ
1 stop29h 02mMultiple Airlines
Deal found 5/15$102
Sat 9/215:23 amPDX - YYZ
1 stop22h 12mMultiple Airlines
Deal found 5/16$107
Wed 6/129:39 amPDX - YYZ
2 stops18h 03mMultiple Airlines
Deal found 5/15$115
Mon 6/1010:09 pmPDX - YYZ
1 stop21h 38mMultiple Airlines
Deal found 5/14$121
Tue 7/232:00 pmPDX - YYZ
1 stop7h 16mWestJet
Deal found 5/14$127
Sun 7/78:15 amPDX - YYZ
2 stops11h 41mWestJet
Deal found 5/15$134
Fri 8/212:15 pmPDX - YYZ
1 stop9h 01mWestJet
Deal found 5/15$137
Wed 6/1211:40 pmPDX - YYZ
Nonstop4h 41mAir Canada
Deal found 5/15$138
Wed 7/33:25 pmPDX - YYZ
1 stop7h 08mAir Canada
Deal found 5/15$139

Find flights from Portland to Ontario within your budget

Customize your flight search to find flights from Portland to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$288 - $414

Route

Depart

Return

Price

PortlandMontreal Pierre Elliott Trudeau Intl

PDX - YUL

PDXYUL

Portland

Thu 8/8

1 stop9h 15m

Montreal Pierre Elliott Trudeau Intl

Wed 8/14

1 stop9h 13m

$288

PortlandToronto Pearson Intl

PDX - YYZ

PDXYYZ

Portland

Tue 7/23

1 stop7h 16m

Toronto Pearson Intl

Sun 7/28

1 stop7h 48m

$292

PortlandToronto Pearson Intl

PDX - YYZ

PDXYYZ

Portland

Tue 6/18

1 stop22h 15m

Toronto Pearson Intl

Wed 6/26

1 stop9h 43m

$314

PortlandToronto Pearson Intl

PDX - YYZ

PDXYYZ

Portland

Tue 6/18

1 stop22h 15m

Toronto Pearson Intl

Sun 6/30

1 stop7h 48m

$317

PortlandToronto Pearson Intl

PDX - YYZ

PDXYYZ

Portland

Sun 5/26

Nonstop4h 40m

Toronto Pearson Intl

Wed 5/29

Nonstop5h 09m

$325

PortlandToronto Pearson Intl

PDX - YYZ

PDXYYZ

Portland

Wed 7/17

1 stop12h 39m

Toronto Pearson Intl

Mon 7/22

1 stop10h 56m

$341

PortlandToronto Pearson Intl

PDX - YYZ

PDXYYZ

Portland

Fri 5/31

1 stop6h 43m

Toronto Pearson Intl

Mon 6/10

1 stop15h 38m

$349

PortlandMontreal Pierre Elliott Trudeau Intl

PDX - YUL

PDXYUL

Portland

Mon 8/19

2 stops11h 24m

Montreal Pierre Elliott Trudeau Intl

Tue 8/27

1 stop9h 21m

$349

PortlandMontreal Pierre Elliott Trudeau Intl

PDX - YUL

PDXYUL

Portland

Fri 6/14

1 stop17h 01m

Montreal Pierre Elliott Trudeau Intl

Fri 6/21

1 stop14h 14m

$414

Flights are sorted by cheapest first

Deals found on 5/15

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated May 16, 2024.
See what other customers who have flown with Delta, United Airlines and WestJet from Portland to Ontario have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,673 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

WestJet
7.5
Good
2,919 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,924 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,514 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Portland to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Ontario?

    Located just 6.0 mi from the city center, Portland (PDX) is the airport most travelers will use when flying to Ontario from Portland.

  • Can I find flights from Portland to Region of Ontario for under $300 on Cheapflights?

    Yes, there are multiple flights from Portland to Region of Ontario for under $300. The cheapest flight booked recently is on WestJet for just $288, but on average you can expect to pay $309.

  • Are there nonstop flights from Portland to Region of Ontario for under $400 on Cheapflights?

    Cheapflights has at least 20 direct flights from Portland to Region of Ontario under $400. A good price for a nonstop flight from Portland to Region of Ontario is less than $741.

  • Are there last-minute flights available from Portland to Region of Ontario for under $400?

    There are currently 20+ open flights from Portland to Region of Ontario within the next 7 days for less than $400.

  • What are the cheapest airlines to fly from Portland to Region of Ontario one-way?

    $127 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and Delta, with prices starting from $138 and $143, respectively.

  • What are the most popular routes from Portland to Region of Ontario?

    While some choose either Portland - Montreal Pierre Elliott Trudeau Intl or Portland - Toronto Island, Portland - Toronto Pearson Intl is the most popular route from Portland to Region of Ontario.

  • What are the most popular airlines that fly from Portland to Region of Ontario?

    American Airlines, Air Canada and Alaska Airlines are the most popular airlines when flying from Portland to Region of Ontario.

  • What are the cheapest flights from Portland to Region of Ontario?

    Looking for the cheapest flight from Portland to Region of Ontario? While on average our users pay $334, our data indicates the cheapest price to be $146. The most popular route (Portland - Toronto Pearson Intl), is priced around $297.

  • What does PDX to YYZ mean?

    Great question - PDX to YYZ just means Portland Airport to Toronto Pearson Intl Airport. Now you’ll know what these unique codes when you look for flights! Ottawa Airport (YOW), Toronto Island Airport (YTZ), Hamilton Airport (YHM), London Airport (YXU), Toronto Kitchener-Waterloo Airport (YKF) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Portland to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Portland to Ontario that include hotel bookings?

    Yes. In addition to deals on Portland to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Ontario.

  • Can I find deals for business class flights from Portland to Ontario?

    Yes. Cheapflights offers flight deals from Portland to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Portland to Ontario that allow pets onboard?

    Many airlines flying from Portland to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Ontario?

    Yes, you can often find last-minute deals on Portland to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to Region of Ontario flight deals updated?

    The Portland to Region of Ontario flight deals you see on this page were last updated on 5/15.

See more FAQs

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Alternative routes for Portland to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

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Top 6 airlines flying from Portland to Ontario

Discover the top 6 airlines that operate flights from Portland to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$147Average$425FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Alaska AirlinesCheapest$159Average$906FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest$207Average$596FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapest$291Average$457FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapest$337Average$525FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$354Average$563FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Portland to Ontario by cabin class

Find flights from Portland to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Portland to Ontario

Find hourly flight availability from Portland to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 16, 2024.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
100%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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