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$342+ Cheap flights from LaGuardia, NY (LGA) to San Sebastian (EAS)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — EAS
Feb 17 — Feb 241
Tue 2/17
Tue 2/24
1 adult, Economy
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Cheap flight deals from LaGuardia to San Sebastian

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) to San Sebastian (EAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$675
(American Airlines)

One-way from

$342
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$810
Provider with most accurate pricing for New York (NYC)-San Sebastián flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-San Sebastián flights.
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From New York LaGuardia to San Sebastián
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One-way flight from New York LaGuardia to San Sebastián
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Highest demand for flights based on searches. 25% potential increase in price ($296 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from LaGuardia to San Sebastian

Cheapest flights from LaGuardia to San Sebastian
Explore the most affordable flight options available from LaGuardia to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 18, 2026.

This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:45 pm
LGA
-
EAS
2 stops16h 15m
American Airlines
Tue 10/139:20 am
EAS
-
LGA
2 stops16h 39m
American Airlines
Deal found 1/16$592
This American Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:11 am
LGA
-
EAS
2 stops16h 29m
American Airlines
Mon 4/139:20 am
EAS
-
LGA
2 stops17h 29m
American Airlines
Deal found 1/17$675
This American Airlines deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/63:25 pm
LGA
-
EAS
2 stops15h 35m
American Airlines
Mon 5/119:20 am
EAS
-
LGA
2 stops17h 29m
American Airlines
Deal found 1/18$785
This American Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:09 pm
LGA
-
EAS
2 stops15h 51m
American Airlines
Thu 8/69:20 am
EAS
-
LGA
2 stops17h 19m
American Airlines
Deal found 1/17$912
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:59 am
LGA
-
EAS
2 stops17h 41m
American Airlines
Sun 8/169:20 am
EAS
-
LGA
2 stops17h 35m
American Airlines
Deal found 1/16$1,055
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:30 pm
LGA
-
EAS
2 stops21h 20m
American Airlines
Fri 8/149:20 am
EAS
-
LGA
2 stops29h 40m
American Airlines
Deal found 1/16$1,123
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:59 am
LGA
-
EAS
2 stops16h 41m
American Airlines
Sat 6/139:20 am
EAS
-
LGA
2 stops17h 40m
American Airlines
Deal found 1/16$1,142
This American Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:30 pm
LGA
-
EAS
2 stops21h 20m
American Airlines
Sun 8/169:20 am
EAS
-
LGA
2 stops29h 40m
American Airlines
Deal found 1/17$1,143
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/223:09 pm
LGA
-
EAS
2 stops15h 51m
American Airlines
Thu 5/289:20 am
EAS
-
LGA
2 stops17h 40m
American Airlines
Deal found 1/16$1,182
This American Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:36 pm
LGA
-
EAS
2 stops13h 24m
American Airlines
Sun 7/129:20 am
EAS
-
LGA
2 stops17h 50m
American Airlines
Deal found 1/17$1,230
This American Airlines deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/249:59 am
LGA
-
EAS
2 stops16h 41m
American Airlines
Sun 8/99:20 am
EAS
-
LGA
2 stops17h 35m
American Airlines
Deal found 1/17$1,240
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:59 am
LGA
-
EAS
2 stops16h 41m
American Airlines
Sat 8/159:20 am
EAS
-
LGA
2 stops17h 19m
American Airlines
Deal found 1/16$1,302

Cheapflights Fare Finder

 
Customize your flight search to find flights from LaGuardia 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 2,558,603 searches. Data last updated January 18, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to San Sebastian that are best for you.

Fly from

LaGuardia

Fly to

San Sebastian

Route

Depart

Return

Price

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Wed 4/8

10:11 am-8:40 am

2 stops16h 29m

San Sebastián

Mon 4/13

9:20 am-8:49 pm

2 stops17h 29m

$675

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Wed 5/6

3:25 pm-1:00 pm

2 stops15h 35m

San Sebastián

Mon 5/11

9:20 am-8:49 pm

2 stops17h 29m

$785

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Sat 6/6

9:59 am-8:40 am

2 stops16h 41m

San Sebastián

Sat 6/13

9:20 am-9:00 pm

2 stops17h 40m

$1,142

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Tue 7/7

5:36 pm-1:00 pm

2 stops13h 24m

San Sebastián

Sun 7/12

9:20 am-9:10 pm

2 stops17h 50m

$1,230

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Sat 4/18

10:04 am-8:40 am

2 stops16h 36m

San Sebastián

Tue 4/21

9:20 am-8:58 pm

2 stops17h 38m

$1,693

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Mon 4/6

5:46 pm-1:00 pm

2 stops13h 14m

San Sebastián

Thu 4/9

9:20 am-8:49 pm

2 stops17h 29m

$1,752

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Sun 2/15

12:48 pm-8:40 am

2 stops13h 52m

San Sebastián

Sun 2/22

9:20 am-7:29 pm

2 stops16h 09m

$3,050

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Thu 7/2

5:36 pm-1:00 pm

2 stops13h 24m

San Sebastián

Sun 7/26

9:20 am-9:10 pm

2 stops17h 50m

$4,870

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Mon 6/29

5:36 pm-1:00 pm

2 stops13h 24m

San Sebastián

Tue 7/7

9:20 am-9:00 pm

2 stops17h 40m

$5,472

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Sat 5/2

7:59 pm-5:20 pm

2 stops39h 21m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 15 results
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Best time to book a flight from LaGuardia to San Sebastian

Have a flexible travel schedule? Discover the best time to fly to San Sebastian from LaGuardia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from LaGuardia to San Sebastian. 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 into for flights to San Sebastian from New York LaGuardia?

    Most people fly into San Sebastián (EAS) if they book a flight to San Sebastian from New York LaGuardia. On average, San Sebastián has 0 inbound flights from New York LaGuardia per day from 0 airlines. San Sebastián is conveniently located just 9.7 mi from San Sebastian’s city center.

  • How long is the flight from New York LaGuardia Airport to San Sebastian?

    There are many flights that can get you from New York LaGuardia Airport to San Sebastian in 16h 29m. Fly via American Airlines to get the fastest option. The distance from New York LaGuardia Airport to San Sebastian is about 3580 mi.

  • Can I find deals for flights from LaGuardia to San Sebastian that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from LaGuardia 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.

See more FAQs

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Alternative routes for LaGuardia to San Sebastian

See prices for flight routes from nearby airports that may be better suited for you.
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