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Cheap flights from the United States to San Sebastian from $354

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to San Sebastian departing on 5/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United States to San Sebastian

Recent round-trip flight deals from the United States to San Sebastian

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:20 pm - 1:00 pm
JFK
-
EAS
14h 40m
1 stop
Multiple Airlines Logo
9:30 pm - 2:55 pm
EAS
-
JFK
23h 25m
1 stop
$655Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
5:30 pm - 8:50 pm
EWR
-
EAS
21h 20m
2 stops
Multiple Airlines Logo
9:30 pm - 9:00 pm
EAS
-
EWR
29h 30m
2 stops
$659Multiple Airlines
Wed, Sep 2 - Mon, Sep 7
Multiple Airlines Logo
5:30 pm - 5:20 pm
EWR
-
EAS
17h 50m
2 stops
Multiple Airlines Logo
8:55 am - 3:30 pm
EAS
-
EWR
36h 35m
2 stops
$677Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
5:30 pm - 8:50 pm
EWR
-
EAS
21h 20m
2 stops
Multiple Airlines Logo
9:20 am - 3:30 pm
EAS
-
EWR
36h 10m
2 stops
$678Multiple Airlines
Wed, Sep 2 - Mon, Sep 7
Iberia Logo
11:25 pm - 8:20 am
JFK
-
EAS
26h 55m
1 stop
Iberia Logo
8:55 am - 9:40 pm
EAS
-
JFK
18h 45m
1 stop
$693Iberia
Sun, May 10 - Tue, May 19
Iberia Logo
4:55 pm - 8:40 am
JFK
-
EAS
9h 45m
1 stop
Iberia Logo
9:20 am - 6:55 pm
EAS
-
JFK
15h 35m
1 stop
$769Iberia
Thu, Sep 10 - Thu, Sep 24
LEVEL Logo
10:50 pm - 8:20 am
BOS
-
EAS
27h 30m
1 stop
LEVEL Logo
8:55 am - 9:05 pm
EAS
-
BOS
18h 10m
1 stop
$808LEVEL
Fri, May 1 - Wed, May 6
LEVEL Logo
10:50 pm - 8:20 am
BOS
-
EAS
27h 30m
1 stop
LEVEL Logo
8:55 am - 9:05 pm
EAS
-
BOS
18h 10m
1 stop
$821LEVEL
Sat, May 2 - Sat, May 9
American Airlines Logo
10:15 pm - 8:40 am
ORD
-
EAS
27h 25m
1 stop
American Airlines Logo
9:20 am - 7:45 pm
EAS
-
ORD
17h 25m
2 stops
$826American Airlines
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
9:35 am - 8:40 am
BOS
-
EAS
17h 05m
2 stops
American Airlines Logo
9:20 am - 7:50 pm
EAS
-
BOS
16h 30m
1 stop
$830American Airlines
Wed, Sep 9 - Wed, Sep 16

Iberia flights from United States to San Sebastian

Our best Iberia deals on United States to San Sebastian flight tickets
Iberia
May 10
JFK11:25 pmNew York John F Kennedy Intl
26h 55m
1 stop
EAS8:20 amSan Sebastián
May 19
EAS8:55 amSan Sebastián
18h 45m
1 stop
JFK9:40 pmNew York John F Kennedy Intl
$693
Iberia
Sep 10
JFK4:55 pmNew York John F Kennedy Intl
9h 45m
1 stop
EAS8:40 amSan Sebastián
Sep 24
EAS9:20 amSan Sebastián
15h 35m
1 stop
JFK6:55 pmNew York John F Kennedy Intl
$769
Iberia
Sep 1
EWR11:55 pmNewark
14h 55m
1 stop
EAS8:50 pmSan Sebastián
Sep 7
EAS9:30 pmSan Sebastián
30h 55m
1 stop
EWR10:25 pmNewark
$785

LEVEL flights from United States to San Sebastian

Our best LEVEL deals on United States to San Sebastian flight tickets
LEVEL
May 1
BOS10:50 pmBoston Logan Intl
27h 30m
1 stop
EAS8:20 amSan Sebastián
May 6
EAS8:55 amSan Sebastián
18h 10m
1 stop
BOS9:05 pmBoston Logan Intl
$808
LEVEL
May 2
BOS10:50 pmBoston Logan Intl
27h 30m
1 stop
EAS8:20 amSan Sebastián
May 9
EAS8:55 amSan Sebastián
18h 10m
1 stop
BOS9:05 pmBoston Logan Intl
$821
LEVEL
Aug 7
LAX7:50 pmLos Angeles Los Angeles
27h 30m
1 stop
EAS8:20 amSan Sebastián
Aug 21
EAS5:55 pmSan Sebastián
34h 15m
1 stop
LAX7:10 pmLos Angeles Los Angeles
$929

momondo Fare Finder

 
Customize your flight search to find flights from United States 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 March 22, 2026.
Use the filters below to find and compare flights from the United States to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Mon 4/13

4:20 pm-1:00 pm

1 stop14h 40m

San Sebastián

Mon 4/20

9:30 pm-2:55 pm

1 stop23h 25m

$655

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Wed 9/2

5:30 pm-8:50 pm

2 stops21h 20m

San Sebastián

Mon 9/7

9:30 pm-9:00 pm

2 stops29h 30m

$659

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Mon 5/4

5:30 pm-5:20 pm

2 stops17h 50m

San Sebastián

Mon 5/11

8:55 am-3:30 pm

2 stops36h 35m

$677

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Wed 9/2

5:30 pm-8:50 pm

2 stops21h 20m

San Sebastián

Mon 9/7

9:20 am-3:30 pm

2 stops36h 10m

$678

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Sun 5/10

11:25 pm-8:20 am

1 stop26h 55m

San Sebastián

Tue 5/19

8:55 am-9:40 pm

1 stop18h 45m

$693
Quickest round-trip

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Thu 9/10

4:55 pm-8:40 am

1 stop9h 45m

San Sebastián

Thu 9/24

9:20 am-6:55 pm

1 stop15h 35m

$769

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Fri 5/1

10:50 pm-8:20 am

1 stop27h 30m

San Sebastián

Wed 5/6

8:55 am-9:05 pm

1 stop18h 10m

$808

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Sat 5/2

10:50 pm-8:20 am

1 stop27h 30m

San Sebastián

Sat 5/9

8:55 am-9:05 pm

1 stop18h 10m

$821

ChicagoSan Sebastian

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Tue 9/8

10:15 pm-8:40 am

1 stop27h 25m

San Sebastián

Tue 9/15

9:20 am-7:45 pm

2 stops17h 25m

$826

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Wed 9/9

9:35 am-8:40 am

2 stops17h 05m

San Sebastián

Wed 9/16

9:20 am-7:50 pm

1 stop16h 30m

$830

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Sebastian from

How to get the cheapest flight ticket from United States 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

Can stopping save me money on United States to San Sebastian flights?

You could potentially save up to 32% on your flight if you consider stops on a United States to San Sebastian flight.

Cheap United States to San Sebastian flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to San Sebastian

Fastest flight time

9h 45m

Direct flights

None
The fastest flight from United States to San Sebastian takes 9h 45m
There are no direct flights from United States to San Sebastian. There are no popular flight routes from United States to San Sebastian.
Search flight deals

  • When did momondo last update prices for flights from United States to San Sebastián Airport?

    Prices for flights from United States to San Sebastián Airport are updated daily.

  • How many operators does momondo search for flights from United States to San Sebastián Airport?

  • How old do you have to be to fly from United States to San Sebastián Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States 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.

Best airlines flying from United States to San Sebastian

Compare and see reviews for airlines that fly from United States to San Sebastian with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $72Free CancellationRating
7.0
3,147 reviews
Search Iberia flights
American AirlinesPriceFrom $450Free CancellationRating
7.1
11,487 reviews
Search American Airlines flights

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 United States to San Sebastian?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Sebastian from United States.

Can I find flights from United States to San Sebastian with flexible booking policies on momondo?

Yes. All flights to San Sebastian from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States to San Sebastian?

Once you have performed a search for United States to San Sebastian flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of United States to San Sebastian flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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