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Cheap flights from the United States to San Sebastian from $221

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 10/18. 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

Discover deals from 900+ travel sites with momondo.

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
6:20 pm - 8:20 amJFK  New York John F Kennedy Intl-EAS San Sebastián
32h 00m2 stops London Gatwick Barcelona-El Prat
Multiple Airlines Logo
8:55 am - 10:00 pmEAS  San Sebastián-JFK New York John F Kennedy Intl
19h 05m1 stop Barcelona-El Prat
$667Multiple Airlines
Sun, Sep 13 - Tue, Sep 29
LEVEL Logo
11:50 pm - 8:20 amJFK  New York John F Kennedy Intl-EAS San Sebastián
26h 30m1 stop Barcelona-El Prat
LEVEL Logo
9:10 am - 10:00 pmEAS  San Sebastián-JFK New York John F Kennedy Intl
18h 50m1 stop Barcelona-El Prat
$686LEVEL
Thu, Sep 24 - Thu, Oct 8
Multiple Airlines Logo
10:55 pm - 8:20 amBOS  Boston Logan Intl-EAS San Sebastián
27h 25m1 stop Barcelona-El Prat
Multiple Airlines Logo
9:30 pm - 3:40 pmEAS  San Sebastián-BOS Boston Logan Intl
23h 10m2 stops Madrid Barajas Lisbon Humberto Delgado
$710Multiple Airlines
Thu, Oct 22 - Wed, Oct 28
Multiple Airlines Logo
6:20 pm - 8:20 amJFK  New York John F Kennedy Intl-EAS San Sebastián
32h 00m2 stops London Gatwick Barcelona-El Prat
Multiple Airlines Logo
8:55 am - 10:00 pmEAS  San Sebastián-JFK New York John F Kennedy Intl
19h 05m1 stop Barcelona-El Prat
$735Multiple Airlines
Sun, Sep 27 - Tue, Oct 13
Iberia Logo
8:40 pm - 8:50 pmJFK  New York John F Kennedy Intl-EAS San Sebastián
18h 10m1 stop Madrid Barajas
Iberia Logo
1:40 pm - 6:55 pmEAS  San Sebastián-JFK New York John F Kennedy Intl
11h 15m1 stop Madrid Barajas
$809Iberia
Sun, Sep 13 - Tue, Sep 29
Iberia Logo
4:55 pm - 8:50 pmORD  Chicago O'Hare Intl-EAS San Sebastián
20h 55m1 stop Madrid Barajas
Iberia Logo
9:20 am - 2:25 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 05m1 stop Madrid Barajas
$816Iberia
Wed, Sep 16 - Wed, Sep 23
Iberia Logo
11:59 am - 1:00 pmORD  Chicago O'Hare Intl-EAS San Sebastián
18h 01m2 stops Boston Logan Intl Madrid Barajas
Iberia Logo
9:20 am - 2:25 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 05m1 stop Madrid Barajas
$816Iberia
Wed, Sep 16 - Wed, Sep 23
American Airlines Logo
6:45 am - 8:40 amORD  Chicago O'Hare Intl-EAS San Sebastián
18h 55m2 stops Charlotte Douglas Madrid Barajas
American Airlines Logo
9:20 am - 7:32 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
17h 12m2 stops Madrid Barajas Toronto Pearson Intl
$867American Airlines
Sun, Jan 10 - Fri, May 7
American Airlines Logo
6:45 am - 8:40 amORD  Chicago O'Hare Intl-EAS San Sebastián
18h 55m2 stops Charlotte Douglas Madrid Barajas
American Airlines Logo
9:20 am - 2:25 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 05m1 stop Madrid Barajas
$889American Airlines
Sun, Jan 10 - Fri, May 7
American Airlines Logo
3:45 pm - 8:40 amCLT  Charlotte Douglas-EAS San Sebastián
10h 55m1 stop Madrid Barajas
American Airlines Logo
9:30 pm - 4:10 pmEAS  San Sebastián-CLT Charlotte Douglas
24h 40m1 stop Madrid Barajas
$918American Airlines
Wed, Jan 27 - Mon, Feb 1

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American Airlines flights from United States to San Sebastian

Our best American Airlines deals on United States to San Sebastian flight tickets
American Airlines
Jan 10
ORD6:45 amChicago O'Hare Intl
18h 55m
2 stops
EAS8:40 amSan Sebastián
May 7
EAS9:20 amSan Sebastián
17h 12m
2 stops
ORD7:32 pmChicago O'Hare Intl
$867
American Airlines
Jan 10
ORD6:45 amChicago O'Hare Intl
18h 55m
2 stops
EAS8:40 amSan Sebastián
May 7
EAS9:20 amSan Sebastián
12h 05m
1 stop
ORD2:25 pmChicago O'Hare Intl
$889
American Airlines
Sep 8
ORD11:15 amChicago O'Hare Intl
14h 25m
2 stops
EAS8:40 amSan Sebastián
Sep 15
EAS9:20 amSan Sebastián
12h 05m
1 stop
ORD2:25 pmChicago O'Hare Intl
$918

Iberia flights from United States to San Sebastian

Our best Iberia deals on United States to San Sebastian flight tickets
Iberia
Sep 13
JFK8:40 pmNew York John F Kennedy Intl
18h 10m
1 stop
EAS8:50 pmSan Sebastián
Sep 29
EAS1:40 pmSan Sebastián
11h 15m
1 stop
JFK6:55 pmNew York John F Kennedy Intl
$809
Iberia
Sep 16
ORD11:59 amChicago O'Hare Intl
18h 01m
2 stops
EAS1:00 pmSan Sebastián
Sep 23
EAS9:20 amSan Sebastián
12h 05m
1 stop
ORD2:25 pmChicago O'Hare Intl
$816
Iberia
Sep 15
ORD4:55 pmChicago O'Hare Intl
17h 40m
1 stop
EAS5:35 pmSan Sebastián
Sep 22
EAS9:20 amSan Sebastián
19h 15m
2 stops
ORD9:35 pmChicago O'Hare Intl
$821

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 August 5, 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 New York John F Kennedy Intl - EAS San Sebastián

JFKEAS

New York John F Kennedy Intl

Sun 9/13

6:20 pm-8:20 am

2 stops32h 00m

San Sebastián

Tue 9/29

8:55 am-10:00 pm

1 stop19h 05m

$667

New YorkSan Sebastian

JFK New York John F Kennedy Intl - EAS San Sebastián

JFKEAS

New York John F Kennedy Intl

Thu 9/24

11:50 pm-8:20 am

1 stop26h 30m

San Sebastián

Thu 10/8

9:10 am-10:00 pm

1 stop18h 50m

$686

BostonSan Sebastian

BOS Boston Logan Intl - EAS San Sebastián

BOSEAS

Boston Logan Intl

Thu 10/22

10:55 pm-8:20 am

1 stop27h 25m

San Sebastián

Wed 10/28

9:30 pm-3:40 pm

2 stops23h 10m

$710

New YorkSan Sebastian

JFK New York John F Kennedy Intl - EAS San Sebastián

JFKEAS

New York John F Kennedy Intl

Sun 9/27

6:20 pm-8:20 am

2 stops32h 00m

San Sebastián

Tue 10/13

8:55 am-10:00 pm

1 stop19h 05m

$735
Quickest round-trip

New YorkSan Sebastian

JFK New York John F Kennedy Intl - EAS San Sebastián

JFKEAS

New York John F Kennedy Intl

Sun 9/13

8:40 pm-8:50 pm

1 stop18h 10m

San Sebastián

Tue 9/29

1:40 pm-6:55 pm

1 stop11h 15m

$809

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 9/16

4:55 pm-8:50 pm

1 stop20h 55m

San Sebastián

Wed 9/23

9:20 am-2:25 pm

1 stop12h 05m

$816

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 9/16

11:59 am-1:00 pm

2 stops18h 01m

San Sebastián

Wed 9/23

9:20 am-2:25 pm

1 stop12h 05m

$816

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Sun 1/10

6:45 am-8:40 am

2 stops18h 55m

San Sebastián

Fri 5/7

9:20 am-7:32 pm

2 stops17h 12m

$867

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Sun 1/10

6:45 am-8:40 am

2 stops18h 55m

San Sebastián

Fri 5/7

9:20 am-2:25 pm

1 stop12h 05m

$889

CharlotteSan Sebastian

CLT Charlotte Douglas - EAS San Sebastián

CLTEAS

Charlotte Douglas

Wed 1/27

3:45 pm-8:40 am

1 stop10h 55m

San Sebastián

Mon 2/1

9:30 pm-4:10 pm

1 stop24h 40m

$918

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

What is the cheapest month to fly to San Sebastian?

The month of October is, on average, the cheapest month to fly to San Sebastian from United States, with most prices found around $721. If you are unable to visit San Sebastian during the month of October, then departing from United States during the month May is also very affordable. Most momondo users find prices during this month for around $731.

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

You could potentially save up to 2% 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 40m

Direct flights

None
The fastest flight from United States to San Sebastian takes 9h 40m
There are no direct flights from United States to San Sebastian. There are no popular flight routes from United States to San Sebastian.
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Frequently asked questions about flying from the United States to San Sebastian

  • 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
3,267 reviews
Search Iberia flights
American AirlinesPriceFrom $447Free CancellationRating
7.1
11,861 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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