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Cheap flights from New York LaGuardia Airport to San Sebastian from $399

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to San Sebastian departing on 3/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from New York LaGuardia Airport to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:40 pm - 1:00 pm
LGA
-
EAS
13h 20m2 stops
American Airlines Logo
9:20 am - 9:12 pm
EAS
-
LGA
17h 52m2 stops
$711American Airlines
Tue, Feb 24 - Wed, Mar 4
American Airlines Logo
5:40 pm - 1:00 pm
LGA
-
EAS
13h 20m2 stops
American Airlines Logo
9:30 pm - 12:22 pm
EAS
-
LGA
20h 52m2 stops
$793American Airlines
Sun, Feb 22 - Sat, Feb 28
American Airlines Logo
10:11 am - 8:40 am
LGA
-
EAS
16h 29m2 stops
American Airlines Logo
9:20 am - 8:09 pm
EAS
-
LGA
16h 49m2 stops
$969American Airlines
Mon, Feb 16 - Mon, Mar 2
American Airlines Logo
11:59 am - 8:40 am
LGA
-
EAS
14h 41m2 stops
American Airlines Logo
9:20 am - 8:52 pm
EAS
-
LGA
17h 32m2 stops
$1,171American Airlines
Tue, May 26 - Sun, May 31
American Airlines Logo
10:09 am - 8:40 am
LGA
-
EAS
16h 31m2 stops
American Airlines Logo
9:20 am - 8:52 pm
EAS
-
LGA
17h 32m2 stops
$1,206American Airlines
Sat, Jun 6 - Sat, Jun 13
American Airlines Logo
5:45 pm - 8:50 pm
LGA
-
EAS
21h 05m2 stops
American Airlines Logo
9:20 am - 9:29 pm
EAS
-
LGA
18h 09m2 stops
$1,311American Airlines
Fri, Feb 6 - Tue, Feb 10
American Airlines Logo
5:45 pm - 1:00 pm
LGA
-
EAS
13h 15m2 stops
American Airlines Logo
9:20 am - 8:52 pm
EAS
-
LGA
17h 32m2 stops
$1,686American Airlines
Mon, May 25 - Sat, May 30
American Airlines Logo
11:59 am - 8:40 am
LGA
-
EAS
14h 41m2 stops
American Airlines Logo
9:20 am - 8:52 pm
EAS
-
LGA
17h 32m2 stops
$1,696American Airlines
Sat, May 23 - Thu, May 28

American Airlines flights from New York LaGuardia Airport to San Sebastian

Our best American Airlines deals on New York LaGuardia Airport to San Sebastian flight tickets
American Airlines
Feb 24
LGA5:40 pmNew York LaGuardia
13h 20m
2 stops
EAS1:00 pmSan Sebastián
Mar 4
EAS9:20 amSan Sebastián
17h 52m
2 stops
LGA9:12 pmNew York LaGuardia
$711
Find similar
American Airlines
Feb 22
LGA5:40 pmNew York LaGuardia
13h 20m
2 stops
EAS1:00 pmSan Sebastián
Feb 28
EAS9:30 pmSan Sebastián
20h 52m
2 stops
LGA12:22 pmNew York LaGuardia
$793
Find similar
American Airlines
Feb 16
LGA12:55 pmNew York LaGuardia
13h 45m
2 stops
EAS8:40 amSan Sebastián
Mar 2
EAS9:20 amSan Sebastián
16h 49m
2 stops
LGA8:09 pmNew York LaGuardia
$968
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport 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, momondo users made 832,500 searches. Data last updated December 26, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Tue 2/24

5:40 pm-1:00 pm

2 stops13h 20m

San Sebastián

Wed 3/4

9:20 am-9:12 pm

2 stops17h 52m

$711

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Sun 2/22

5:40 pm-1:00 pm

2 stops13h 20m

San Sebastián

Sat 2/28

9:30 pm-12:22 pm

2 stops20h 52m

$793

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Mon 2/16

10:11 am-8:40 am

2 stops16h 29m

San Sebastián

Mon 3/2

9:20 am-8:09 pm

2 stops16h 49m

$969

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Tue 5/26

11:59 am-8:40 am

2 stops14h 41m

San Sebastián

Sun 5/31

9:20 am-8:52 pm

2 stops17h 32m

$1,171

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Sat 6/6

10:09 am-8:40 am

2 stops16h 31m

San Sebastián

Sat 6/13

9:20 am-8:52 pm

2 stops17h 32m

$1,206

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Fri 2/6

5:45 pm-8:50 pm

2 stops21h 05m

San Sebastián

Tue 2/10

9:20 am-9:29 pm

2 stops18h 09m

$1,311

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Mon 5/25

5:45 pm-1:00 pm

2 stops13h 15m

San Sebastián

Sat 5/30

9:20 am-8:52 pm

2 stops17h 32m

$1,686

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Sat 5/23

11:59 am-8:40 am

2 stops14h 41m

San Sebastián

Thu 5/28

9:20 am-8:52 pm

2 stops17h 32m

$1,696

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Thu 3/19

9:55 am-1:30 pm

3 stops46h 35m

$399

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Thu 3/19

10:45 am-8:40 am

2 stops16h 55m

$588

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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How to get the cheapest flight ticket from New York LaGuardia Airport to San Sebastian

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to San Sebastian?

On average, the least expensive day to fly to San Sebastian from New York LaGuardia Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as $868. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from New York LaGuardia Airport to San Sebastian for around $1,163.

What is the cheapest time of day to depart on your flight to San Sebastian?

Flying to San Sebastian from New York LaGuardia Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $918 when looking at flights departing in the afternoon. Flights to San Sebastian are more costly in the evening, with an average ticket price of $993. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from New York LaGuardia Airport to San Sebastian

Are you open to changing your travel dates? Check out the ideal times to fly from New York LaGuardia Airport to San Sebastian according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New York LaGuardia Airport to San Sebastian (LGA to EAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to San Sebastian

Fastest flight time

15h 30m

Direct flights

None
The fastest flight from New York LaGuardia Airport to San Sebastian takes 15h 30m
There are no direct flights from New York LaGuardia Airport to San Sebastian. There are no popular flight routes from New York LaGuardia Airport to San Sebastian.
Search flight deals

  • How far is New York LaGuardia to San Sebastián by plane?

    New York LaGuardia and San Sebastián are 3572.4 mi apart from one another. Flights usually cover this in 15h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from New York LaGuardia Airport to San Sebastián Airport?

    Prices for flights from New York LaGuardia Airport to San Sebastián Airport were last updated today.

  • How old do you have to be to fly from New York LaGuardia Airport to San Sebastián Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York LaGuardia Airport to San Sebastián Airport.

  • What documentation or ID do you need to fly to San Sebastián Airport?

    The required travel and health documents for your San Sebastián Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Sebastián Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near San Sebastian?

Book flights to San Sebastian if you plan to visit one of these locations
Irun
Hondarribia

Why use momondo?

Why should I use momondo to find a flight deal from New York to San Sebastian?

It is quick and easy to find New York to San Sebastian flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Sebastian that suits you.

Can I find flights from New York to San Sebastian with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for New York to San Sebastian flights to just show those with flexible booking policies.

How can momondo help me find flights from New York to San Sebastian?

Once all potential New York to San Sebastian flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from New York to San Sebastian right now. Can momondo alert me if prices change?

Yes. momondo can track prices for New York to San Sebastian flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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