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Cheap flights from Ontario (ONT) to San Sebastian (EAS) from $1,029

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 7/4. 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 — EAS
May 7 — May 141
From?
To?
Tue 5/7
Tue 5/14
1 adult, Economy
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What is the cheapest month to fly from Ontario to San Sebastian?

Flights from Ontario to San Sebastian lean towards being more expensive in June. Prices are generally better when you fly from Ontario to San Sebastian in January, with the cheapest ticket starting at $657.

When is the cheapest time to fly from Ontario to San Sebastian (ONT - EAS)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to San Sebastian as you normally would.

Cheap Iberia flights from Ontario to San Sebastian

Explore cheap flight options specifically provided by Iberia for the route between Ontario and San Sebastian. 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 2, 2024.
Take a peek at the cheapest Iberia flights we've detected traveling from Ontario to San Sebastian. Come back soon if you're not finding the exact deal you're looking for.
Mon 6/178:10 amONT - EAS
2 stops39h 30mIberia
Tue 6/259:30 pmEAS - ONT
2 stops35h 29mIberia
Deal found 5/1$1,333
Tue 5/212:50 pmONT - EAS
2 stops21h 00mIberia
Fri 5/241:40 pmEAS - ONT
2 stops19h 16mIberia
Deal found 4/29$1,864
Thu 6/208:10 amONT - EAS
2 stops19h 50mIberia
Thu 7/119:20 amEAS - ONT
2 stops21h 45mIberia
Deal found 4/30$4,024
Wed 5/227:31 amONT - EAS
2 stops20h 29mIberia
Fri 5/249:20 amEAS - ONT
2 stops19h 48mIberia
Deal found 4/29$9,774

Cheap American Airlines flights from Ontario to San Sebastian

Explore cheap flight options specifically provided by American Airlines for the route between Ontario and San Sebastian. 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 2, 2024.
To aid your search, here are some of the cheapest American Airlines flights we've found from Ontario to San Sebastian. Deals are refreshing constantly so come back soon for more options.
Mon 5/2010:34 amONT - EAS
2 stops17h 26mAmerican Airlines
Fri 5/241:40 pmEAS - ONT
2 stops19h 16mAmerican Airlines
Deal found 4/29$2,726
Sun 5/196:00 amONT - EAS
2 stops22h 00mAmerican Airlines
Fri 5/249:20 amEAS - ONT
2 stops23h 36mAmerican Airlines
Deal found 4/29$2,826

Cheap Ontario to San Sebastian flights in May & June 2024

Find cheap flight options from Ontario to San Sebastian 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 2, 2024.
These are some of the best deals we've found on flights to San Sebastian in 2024 at this time. Check back soon for alternative fares.
Tue 5/212:50 pmONT - EAS
2 stops21h 00mIberia
Fri 5/241:40 pmEAS - ONT
2 stops19h 16mIberia
Deal found 4/29$1,864
Mon 5/2010:34 amONT - EAS
2 stops17h 26mAmerican Airlines
Fri 5/241:40 pmEAS - ONT
2 stops19h 16mAmerican Airlines
Deal found 4/29$2,726
Sun 5/196:00 amONT - EAS
2 stops22h 00mAmerican Airlines
Fri 5/249:20 amEAS - ONT
2 stops23h 36mAmerican Airlines
Deal found 4/29$2,826
Wed 5/227:31 amONT - EAS
2 stops20h 29mIberia
Fri 5/249:20 amEAS - ONT
2 stops19h 48mIberia
Deal found 4/29$9,774

Ontario to San Sebastian 2024 flight deals

Discover exclusive flight deals for travel between Ontario and San Sebastian 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 2, 2024.
These are some of the best deals we've found on flights to San Sebastian in 2024 at this time. Check back soon for alternative fares.
Mon 6/178:10 amONT - EAS
2 stops39h 30mIberia
Tue 6/259:30 pmEAS - ONT
2 stops35h 29mIberia
Deal found 5/1$1,333
Tue 8/62:39 pmONT - EAS
2 stops21h 11mIberia
Tue 9/39:20 amEAS - ONT
2 stops21h 43mIberia
Deal found 5/1$1,429
Tue 5/212:50 pmONT - EAS
2 stops21h 00mIberia
Fri 5/241:40 pmEAS - ONT
2 stops19h 16mIberia
Deal found 4/29$1,864
Sat 9/711:59 pmONT - EAS
2 stops35h 51mAmerican Airlines
Sun 9/229:20 amEAS - ONT
2 stops23h 06mAmerican Airlines
Deal found 4/30$2,585
Mon 5/2010:34 amONT - EAS
2 stops17h 26mAmerican Airlines
Fri 5/241:40 pmEAS - ONT
2 stops19h 16mAmerican Airlines
Deal found 4/29$2,726
Sun 5/196:00 amONT - EAS
2 stops22h 00mAmerican Airlines
Fri 5/249:20 amEAS - ONT
2 stops23h 36mAmerican Airlines
Deal found 4/29$2,826
Wed 8/212:39 pmONT - EAS
2 stops21h 11mIberia
Tue 10/11:40 pmEAS - ONT
2 stops18h 46mIberia
Deal found 4/30$3,649
Mon 8/262:39 pmONT - EAS
2 stops21h 11mIberia
Tue 10/11:40 pmEAS - ONT
2 stops18h 46mIberia
Deal found 5/1$3,899
Tue 6/258:10 amONT - EAS
2 stops19h 50mMultiple Airlines
Fri 7/121:40 pmEAS - ONT
2 stops19h 09mMultiple Airlines
Deal found 4/30$3,900

One-way flights to San Sebastian from Ontario

Search for one-way flight options from Ontario to San Sebastian. 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 2,899,487 searches. Data last updated May 2, 2024.
Take a look at some of the best available options we've come across on one-way flights from Ontario to San Sebastian. Users can also find round-trip Ontario to San Sebastian flights by using the search form above.
Thu 7/46:00 amONT - EAS
2 stops29h 50mAmerican Airlines
Deal found 4/29$1,029

Find flights from Ontario to San Sebastian within your budget

Customize your flight search to find flights from Ontario to San Sebastian 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 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,333 - $4,117

Route

Depart

Return

Price

OntarioSan Sebastián

ONT - EAS

ONTEAS

Ontario

Mon 6/17

2 stops39h 30m

San Sebastián

Tue 6/25

2 stops35h 29m

$1,333

OntarioSan Sebastián

ONT - EAS

ONTEAS

Ontario

Tue 5/21

2 stops21h 00m

San Sebastián

Fri 5/24

2 stops19h 16m

$1,864

OntarioSan Sebastián

ONT - EAS

ONTEAS

Ontario

Mon 5/20

2 stops17h 26m

San Sebastián

Fri 5/24

2 stops19h 16m

$2,726

OntarioSan Sebastián

ONT - EAS

ONTEAS

Ontario

Sun 5/19

2 stops22h 00m

San Sebastián

Fri 5/24

2 stops23h 36m

$2,826

OntarioSan Sebastián

ONT - EAS

ONTEAS

Ontario

Tue 6/25

2 stops19h 50m

San Sebastián

Fri 7/12

2 stops19h 09m

$3,900

OntarioSan Sebastián

ONT - EAS

ONTEAS

Ontario

Thu 6/20

2 stops19h 50m

San Sebastián

Thu 7/11

2 stops21h 45m

$4,024

OntarioSan Sebastián

ONT - EAS

ONTEAS

Ontario

Fri 6/21

2 stops19h 50m

San Sebastián

Mon 7/15

2 stops19h 09m

$4,041

OntarioSan Sebastián

ONT - EAS

ONTEAS

Ontario

Sun 6/23

2 stops19h 50m

San Sebastián

Wed 7/10

2 stops19h 09m

$4,067

OntarioSan Sebastián

ONT - EAS

ONTEAS

Ontario

Tue 6/25

2 stops19h 50m

San Sebastián

Sat 7/13

2 stops19h 09m

$4,117

Flights are sorted by cheapest first

Deals found on 5/1

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

Reviews of airlines servicing San Sebastian

Get insights into the airlines that provide service to San Sebastian. 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 San Sebastian. Reviews last updated May 2, 2024.
See what other customers who have flown with Iberia and American Airlines from Ontario to San Sebastian have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.3
Good
14,788 reviews
Check prices

Food

6.6

Comfort

7.2

Crew

8.0

Entertainment

7.1

Overall

7.3

Boarding

7.6

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

American Airlines
7.3
Good
14,788 reviews
American Airlines
7.3
Good
14,788 reviews
Check prices

Food

6.6

Comfort

7.2

Crew

8.0

Entertainment

7.1

Overall

7.3

Boarding

7.6

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

Iberia
7.1
Good
2,756 reviews
American Airlines
7.3
Good
14,788 reviews
Check prices

Food

6.6

Comfort

7.2

Crew

8.0

Entertainment

7.1

Overall

7.3

Boarding

7.6

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

Related info for your journey

Find useful and relevant information for your journey from Ontario to San Sebastian. 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 San Sebastian for under $1,400 on Cheapflights?

    Yes, there are multiple flights from Ontario to San Sebastian for under $1,400. The cheapest flight booked recently is on Iberia for just $1,333, but on average you can expect to pay $4,321.

  • What does ONT to EAS mean?

    Ontario Airport is ONT and San Sebastián Airport is EAS. 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 San Sebastian that include extra baggage allowance?

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

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

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

  • How can I find direct flights from Ontario to San Sebastian?

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

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

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

    Many airlines flying from Ontario to San Sebastian 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 San Sebastian?

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

    The Ontario to San Sebastian flight deals you see on this page were last updated on 5/1.

See more FAQs

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Search flights from Ontario to San Sebastian by cabin class

Find flights from Ontario to San Sebastian, 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 San Sebastian?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Sebastian from Ontario today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to San Sebastian for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to San Sebastian 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 San Sebastian become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to San Sebastian on Cheapflights with our Price Alert feature and get notified when better prices are available.

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