Latest deals
Insights
When to book
FAQs
Price Alerts
Flights to San Sebastián

$255 Cheap flights to San Sebastian

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Sebastian departing on 9/29. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from the United States to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
10:55 pm - 5:25 pm
BOS
-
EAS
12h 30m
1 stop
Iberia Logo
8:55 am - 9:45 pm
EAS
-
BOS
18h 50m
1 stop
$601Iberia
Wed, Oct 7 - Sun, Oct 11
Iberia Logo
7:50 pm - 8:20 am
LAX
-
EAS
27h 30m
1 stop
Iberia Logo
8:55 am - 6:55 pm
EAS
-
LAX
19h 00m
1 stop
$637Iberia
Fri, Oct 9 - Mon, Oct 12
Multiple Airlines Logo
11:35 pm - 5:20 pm
BOS
-
EAS
11h 45m
1 stop
Multiple Airlines Logo
5:55 pm - 9:45 pm
EAS
-
BOS
33h 50m
1 stop
$701Multiple Airlines
Sun, Sep 13 - Sat, Sep 19
Iberia Logo
11:35 pm - 8:20 am
BOS
-
EAS
26h 45m
1 stop
Iberia Logo
8:55 am - 9:45 pm
EAS
-
BOS
18h 50m
1 stop
$712Iberia
Thu, Aug 27 - Sun, Sep 6
Multiple Airlines Logo
11:50 pm - 5:20 pm
JFK
-
EAS
11h 30m
1 stop
Multiple Airlines Logo
9:30 pm - 10:30 pm
EAS
-
JFK
31h 00m
2 stops
$758Multiple Airlines
Tue, Sep 29 - Wed, Oct 14
LEVEL Logo
11:50 pm - 5:20 pm
JFK
-
EAS
11h 30m
1 stop
LEVEL Logo
9:05 am - 10:00 pm
EAS
-
JFK
18h 55m
1 stop
$800LEVEL
Tue, Jul 21 - Thu, Jul 30
American Airlines Logo
6:01 am - 8:40 am
SFO
-
EAS
17h 39m
2 stops
American Airlines Logo
9:20 am - 9:26 pm
EAS
-
SFO
21h 06m
2 stops
$841American Airlines
Mon, Sep 28 - Tue, Oct 13
British Airways Logo
4:55 pm - 8:50 pm
ORD
-
EAS
20h 55m
1 stop
British Airways Logo
9:30 pm - 4:00 pm
EAS
-
ORD
25h 30m
1 stop
$867British Airways
Mon, Sep 28 - Mon, Oct 5
British Airways Logo
11:55 pm - 8:50 pm
EWR
-
EAS
14h 55m
1 stop
British Airways Logo
1:40 pm - 10:25 pm
EAS
-
EWR
14h 45m
1 stop
$878British Airways
Tue, Oct 6 - Tue, Oct 13
American Airlines Logo
10:29 am - 8:40 am
EWR
-
EAS
16h 11m
2 stops
American Airlines Logo
1:40 pm - 10:25 pm
EAS
-
EWR
14h 45m
1 stop
$883American Airlines
Tue, Oct 6 - Tue, Oct 13

momondo Fare Finder

 
Locate flights to San Sebastián that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on May 21, 2026.
Use the filters below to find and compare flights to San Sebastian that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Wed 10/7

10:55 pm-5:25 pm

1 stop12h 30m

San Sebastián

Sun 10/11

8:55 am-9:45 pm

1 stop18h 50m

$601

Los AngelesSan Sebastian

LAX - EAS

LAXEAS

Los Angeles

Fri 10/9

7:50 pm-8:20 am

1 stop27h 30m

San Sebastián

Mon 10/12

8:55 am-6:55 pm

1 stop19h 00m

$637

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Sun 9/13

11:35 pm-5:20 pm

1 stop11h 45m

San Sebastián

Sat 9/19

5:55 pm-9:45 pm

1 stop33h 50m

$701

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Thu 8/27

11:35 pm-8:20 am

1 stop26h 45m

San Sebastián

Sun 9/6

8:55 am-9:45 pm

1 stop18h 50m

$712

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Tue 9/29

11:50 pm-5:20 pm

1 stop11h 30m

San Sebastián

Wed 10/14

9:30 pm-10:30 pm

2 stops31h 00m

$758

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Tue 7/21

11:50 pm-5:20 pm

1 stop11h 30m

San Sebastián

Thu 7/30

9:05 am-10:00 pm

1 stop18h 55m

$800

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Mon 9/28

6:01 am-8:40 am

2 stops17h 39m

San Sebastián

Tue 10/13

9:20 am-9:26 pm

2 stops21h 06m

$841

ChicagoSan Sebastian

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Mon 9/28

4:55 pm-8:50 pm

1 stop20h 55m

San Sebastián

Mon 10/5

9:30 pm-4:00 pm

1 stop25h 30m

$867
Quickest round-trip

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Tue 10/6

11:55 pm-8:50 pm

1 stop14h 55m

San Sebastián

Tue 10/13

1:40 pm-10:25 pm

1 stop14h 45m

$878

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Tue 10/6

10:29 am-8:40 am

2 stops16h 11m

San Sebastián

Tue 10/13

1:40 pm-10:25 pm

1 stop14h 45m

$883

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Sebastian from

San Sebastian flights insights and trends

Explore insights for your San Sebastian flight to craft the best travel plan

What is the cheapest month to fly to San Sebastian?

The month of March is, on average, the cheapest month to fly to San Sebastian from United States, with most prices found around $667. If you are unable to visit San Sebastian during the month of March, then departing from United States during the month October is also very affordable. Most momondo users find prices during this month for around $690.

Cheapest flights to San Sebastián

Find the cheapest flights to San Sebastián from your nearest city or airport

Cheap San Sebastian flight deals and tips

Summary info about San Sebastian flight prices, duration and airlines

Best One-Way Price

$255

Best Round-Trip Price

$601

Fastest flight time

14h 55m

Popular in

July
The best one-way flight price to San Sebastian from United States in the last 72 hours is $255 (New York John F Kennedy Intl to San Sebastián).
Search Deals
The best round-trip flight price to San Sebastian from United States in the last 72 hours is $601 (Boston Logan Intl to San Sebastián).
Search Deals
The fastest flight to San Sebastian from United States takes 14h 55m (Newark to San Sebastián).
Search Deals
July has the highest demand for flights to San Sebastian, with a 21% price increase on average.
Search Deals

Frequently asked questions about flying to San Sebastian

Is there an alternative airport near San Sebastian?

San Sebastián Airport, Pamplona Airport, Vitoria-Gasteiz Airport, Logroño Agoncillo Airport or Santander Airport can be an alternative airport used for travel to San Sebastian.

Is there a cheaper alternative to flying into San Sebastian?

Prices vary based on where travelers are departing from, but on average, the cheapest airport to fly to in San Sebastian is Logroño Agoncillo Airport where the average price is $50. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to San Sebastian?

The best price found on momondo to San Sebastian was $26/pp from Valencia, which is 83% cheaper than the average flight price to San Sebastian. To find the cheapest price to San Sebastian from your area, use momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to San Sebastián Airport?

Prices for flights to San Sebastián Airport refresh daily.

How many operators does momondo search for flights to San Sebastián Airport?

The number of operators available for flights to San Sebastián Airport is 3 as of May 2026.

How old do you have to be to fly 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 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 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.

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

All flight searches to San Sebastian on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to San Sebastian?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to San Sebastian.

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

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

An easier way to manage your San Sebastián trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 6/20
Sat 6/27
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to San Sebastian