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Cheap flights from Ontario to Duluth (ONT - DLH) from $598

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. 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.
ONT — DLH
May 8 — May 151
From?
To?
Wed 5/8
Wed 5/15
1 adult, Economy
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What is the cheapest month to fly from Ontario to Duluth?

August is one of the best times of the year to fly to Duluth from Ontario. Prices for August average $558 per person but you can even find prices for as low as $260. The most expensive prices can be found in the month of December. Opting for a August flight can save you 48% on your journey compared to booking in December

When is the cheapest time to fly from Ontario to Duluth (ONT - DLH)?

When flying from Ontario to Duluth, 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 Ontario to Duluth

Explore cheap flight options specifically provided by Delta for the route between Ontario and Duluth. 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 2,899,487 searches. Data last updated May 3, 2024.
Take a look at some of the lowest-priced Delta flights heading from Ontario to Duluth. Be sure to come back soon if the deals available don't appeal to you at this time.
Wed 7/105:00 pmONT - DLH
2 stops18h 40mDelta
Fri 7/1210:54 amDLH - ONT
2 stops10h 48mDelta
Deal found 5/2$598
Mon 7/85:00 pmONT - DLH
2 stops14h 57mDelta
Thu 7/115:44 pmDLH - ONT
2 stops7h 59mDelta
Deal found 5/2$629
Thu 7/115:00 pmONT - DLH
2 stops18h 40mDelta
Mon 7/152:45 pmDLH - ONT
2 stops24h 27mDelta
Deal found 5/2$698
Thu 7/116:00 amONT - DLH
2 stops9h 02mDelta
Sat 7/133:00 pmDLH - ONT
2 stops9h 37mDelta
Deal found 5/2$928
Fri 6/141:25 pmONT - DLH
2 stops8h 21mDelta
Mon 6/175:44 pmDLH - ONT
2 stops7h 58mDelta
Deal found 5/1$978
Wed 7/106:00 amONT - DLH
2 stops9h 02mDelta
Sun 7/145:44 pmDLH - ONT
2 stops7h 59mDelta
Deal found 5/2$1,008

Cheap United Airlines flights from Ontario to Duluth

Explore cheap flight options specifically provided by United Airlines for the route between Ontario and Duluth. 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 2,899,487 searches. Data last updated May 3, 2024.
Browse through some of the cheapest United Airlines flights traveling from Ontario to Duluth. Check back soon if you're not seeing flights that suit your needs.
Sat 5/116:00 amONT - DLH
2 stops13h 28mUnited Airlines
Tue 5/1411:20 amDLH - ONT
2 stops11h 33mUnited Airlines
Deal found 5/2$618
Mon 7/86:25 pmONT - DLH
2 stops18h 07mUnited Airlines
Sat 7/138:05 amDLH - ONT
2 stops14h 43mUnited Airlines
Deal found 5/2$649
Mon 7/86:25 pmONT - DLH
2 stops18h 07mUnited Airlines
Mon 7/158:05 amDLH - ONT
2 stops30h 28mUnited Airlines
Deal found 5/2$653
Wed 7/101:45 pmONT - DLH
2 stops29h 52mUnited Airlines
Sat 7/138:05 amDLH - ONT
2 stops14h 43mUnited Airlines
Deal found 5/2$659
Wed 7/101:45 pmONT - DLH
2 stops29h 52mUnited Airlines
Mon 7/158:05 amDLH - ONT
2 stops30h 28mUnited Airlines
Deal found 5/2$663
Tue 7/91:35 pmONT - DLH
2 stops22h 57mUnited Airlines
Sat 7/138:05 amDLH - ONT
2 stops14h 43mUnited Airlines
Deal found 5/2$681
Tue 7/91:47 pmONT - DLH
2 stops22h 45mUnited Airlines
Mon 7/158:05 amDLH - ONT
2 stops30h 28mUnited Airlines
Deal found 5/2$685
Tue 7/91:47 pmONT - DLH
3 stops22h 45mUnited Airlines
Sat 7/138:05 amDLH - ONT
2 stops14h 43mUnited Airlines
Deal found 5/2$686
Tue 7/91:47 pmONT - DLH
3 stops22h 45mUnited Airlines
Fri 7/1211:10 amDLH - ONT
2 stops27h 05mUnited Airlines
Deal found 5/2$690

Cheap Ontario to Duluth flights in May & June 2024

Find cheap flight options from Ontario to Duluth specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Prices were last updated on May 3, 2024.
The lowest fares we've come across on flights traveling from Ontario to Duluth in May and June 2024. Check back soon for alternative fares.
Sat 5/116:00 amONT - DLH
2 stops13h 28mUnited Airlines
Tue 5/1411:20 amDLH - ONT
2 stops11h 33mUnited Airlines
Deal found 5/2$618
Thu 5/26:00 amONT - DLH
2 stops13h 28mUnited Airlines
Thu 5/97:51 amDLH - ONT
2 stops17h 13mUnited Airlines
Deal found 5/1$792
Fri 6/141:25 pmONT - DLH
2 stops8h 21mDelta
Mon 6/175:44 pmDLH - ONT
2 stops7h 58mDelta
Deal found 5/1$978

Ontario to Duluth 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Duluth in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 3, 2024.
The lowest fares we've come across on flights traveling from Ontario to Duluth in May and June 2024. Check back soon for alternative fares.
Wed 7/105:00 pmONT - DLH
2 stops18h 40mDelta
Thu 7/115:44 pmDLH - ONT
2 stops7h 59mDelta
Deal found 5/2$598
Sat 5/116:00 amONT - DLH
2 stops13h 28mUnited Airlines
Tue 5/1411:20 amDLH - ONT
2 stops11h 33mUnited Airlines
Deal found 5/2$618
Mon 7/85:00 pmONT - DLH
2 stops14h 57mDelta
Thu 7/115:44 pmDLH - ONT
2 stops7h 59mDelta
Deal found 5/2$629
Mon 7/86:25 pmONT - DLH
2 stops18h 07mUnited Airlines
Sat 7/138:05 amDLH - ONT
2 stops14h 43mUnited Airlines
Deal found 5/2$649
Mon 7/86:25 pmONT - DLH
2 stops18h 07mUnited Airlines
Mon 7/158:05 amDLH - ONT
2 stops30h 28mUnited Airlines
Deal found 5/2$653
Wed 7/101:45 pmONT - DLH
2 stops29h 52mUnited Airlines
Sat 7/138:05 amDLH - ONT
2 stops14h 43mUnited Airlines
Deal found 5/2$659
Wed 7/101:45 pmONT - DLH
2 stops29h 52mUnited Airlines
Mon 7/158:05 amDLH - ONT
2 stops30h 28mUnited Airlines
Deal found 5/2$663
Tue 7/91:35 pmONT - DLH
2 stops22h 57mUnited Airlines
Sat 7/138:05 amDLH - ONT
2 stops14h 43mUnited Airlines
Deal found 5/2$681
Tue 7/91:47 pmONT - DLH
2 stops22h 45mUnited Airlines
Mon 7/158:05 amDLH - ONT
2 stops30h 28mUnited Airlines
Deal found 5/2$685

Ontario to Duluth flights leaving soon

Find last-minute flight options from Ontario to Duluth 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 2,899,487 searches. Data last updated May 3, 2024.
Have a look at some of the last-minute flights available departing from Ontario to Duluth. Users should examine the flight details to ensure there are no surprises.
Sat 5/116:00 amONT - DLH
2 stops13h 28mUnited Airlines
Tue 5/1411:20 amDLH - ONT
2 stops11h 33mUnited Airlines
Deal found 5/2$618

Find flights from Ontario to Duluth within your budget

Customize your flight search to find flights from Ontario to Duluth 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 2,899,487 searches. Data last updated May 3, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$598 - $698

Route

Depart

Return

Price

OntarioDuluth Intl

ONT - DLH

ONTDLH

Ontario

Wed 7/10

2 stops18h 40m

Duluth Intl

Fri 7/12

2 stops10h 48m

$598

OntarioDuluth Intl

ONT - DLH

ONTDLH

Ontario

Mon 7/8

2 stops14h 57m

Duluth Intl

Thu 7/11

2 stops7h 59m

$629

OntarioDuluth Intl

ONT - DLH

ONTDLH

Ontario

Mon 7/8

2 stops18h 07m

Duluth Intl

Sat 7/13

2 stops14h 43m

$649

OntarioDuluth Intl

ONT - DLH

ONTDLH

Ontario

Mon 7/8

2 stops18h 07m

Duluth Intl

Mon 7/15

2 stops30h 28m

$653

OntarioDuluth Intl

ONT - DLH

ONTDLH

Ontario

Wed 7/10

2 stops29h 52m

Duluth Intl

Sat 7/13

2 stops14h 43m

$659

OntarioDuluth Intl

ONT - DLH

ONTDLH

Ontario

Wed 7/10

2 stops29h 52m

Duluth Intl

Mon 7/15

2 stops30h 28m

$663

OntarioDuluth Intl

ONT - DLH

ONTDLH

Ontario

Tue 7/9

2 stops22h 57m

Duluth Intl

Sat 7/13

2 stops14h 43m

$681

OntarioDuluth Intl

ONT - DLH

ONTDLH

Ontario

Tue 7/9

2 stops22h 45m

Duluth Intl

Mon 7/15

2 stops30h 28m

$685

OntarioDuluth Intl

ONT - DLH

ONTDLH

Ontario

Thu 7/11

2 stops18h 40m

Duluth Intl

Mon 7/15

2 stops24h 27m

$698

Flights are sorted by cheapest first

Deals found on 5/2

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

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. 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 Duluth. Reviews last updated May 3, 2024.
Read through reviews of airlines operating flights from Ontario to Duluth, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,848 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.1
Very good
10,848 reviews
Delta
8.1
Very good
10,848 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

United Airlines
7.4
Good
11,134 reviews
Delta
8.1
Very good
10,848 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

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

  • Can I find flights from Ontario to Duluth for under $600 on Cheapflights?

    Yes, there are multiple flights from Ontario to Duluth for under $600. The cheapest flight booked recently is on Delta for just $598, but on average you can expect to pay $733.

  • Are there last-minute flights available from Ontario to Duluth for under $700?

    There are currently 1+ open flights from Ontario to Duluth within the next 7 days for less than $700.

  • What does ONT to DLH mean?

    Ontario Airport is ONT and Duluth Intl Airport is DLH. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

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

    The amount of baggage you can bring on your Ontario to Duluth 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 Ontario to Duluth with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Duluth 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 Ontario to Duluth that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Duluth 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 Ontario to Duluth that allow pets onboard?

    Many airlines flying from Ontario to Duluth 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 Ontario to Duluth?

    Yes, you can often find last-minute deals on Ontario to Duluth 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 Ontario to Duluth flight deals updated?

    The Ontario to Duluth flight deals you see on this page were last updated on 5/2.

See more FAQs

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Search flights from Ontario to Duluth by cabin class

Find flights from Ontario to Duluth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Duluth?

When you search for this flight from Ontario to Duluth, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Duluth?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Duluth.

Can Cheapflights find flights from Ontario to Duluth with no change fees?

Certainly. Search results for flights to Duluth from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Duluth become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Duluth flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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