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Cheap flights from Pennsylvania to San Sebastian from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania 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.
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0 bags

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Find the cheapest flights from Pennsylvania to San Sebastian

Cheap round-trip flights

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
11:55 pm - 8:50 pm
EWR
-
EAS
14h 55m
1 stop
Multiple Airlines Logo
9:30 pm - 10:25 pm
EAS
-
EWR
30h 55m
1 stop
$680Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
10:05 pm - 8:50 pm
JFK
-
EAS
16h 45m
2 stops
Multiple Airlines Logo
9:30 pm - 8:05 pm
EAS
-
JFK
28h 35m
2 stops
$682Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Iberia Logo
11:55 pm - 8:50 pm
EWR
-
EAS
14h 55m
1 stop
Iberia Logo
1:40 pm - 10:25 pm
EAS
-
EWR
14h 45m
1 stop
$799Iberia
Mon, Apr 13 - Tue, Apr 21
Iberia Logo
1:25 pm - 1:00 pm
DCA
-
EAS
17h 35m
2 stops
Iberia Logo
1:40 pm - 10:29 pm
EAS
-
DCA
14h 49m
2 stops
$882Iberia
Wed, May 6 - Wed, May 13
British Airways Logo
1:04 pm - 1:00 pm
LGA
-
EAS
17h 56m
2 stops
British Airways Logo
9:30 pm - 8:39 pm
EAS
-
LGA
29h 09m
2 stops
$896British Airways
Wed, Sep 2 - Mon, Sep 7
British Airways Logo
5:00 pm - 1:00 pm
IAD
-
EAS
14h 00m
1 stop
British Airways Logo
9:30 pm - 3:30 pm
EAS
-
IAD
24h 00m
1 stop
$950British Airways
Mon, May 4 - Mon, May 11
American Airlines Logo
6:03 pm - 1:00 pm
LGA
-
EAS
12h 57m
2 stops
American Airlines Logo
9:20 am - 8:49 pm
EAS
-
LGA
17h 29m
2 stops
$981American Airlines
Wed, May 6 - Wed, May 13
American Airlines Logo
9:59 am - 8:40 am
LGA
-
EAS
16h 41m
2 stops
American Airlines Logo
9:20 am - 8:39 pm
EAS
-
LGA
17h 19m
2 stops
$1,034American Airlines
Wed, Sep 2 - Mon, Sep 7

American Airlines flights from Pennsylvania to San Sebastian

Our best American Airlines deals on Pennsylvania to San Sebastian flight tickets
American Airlines
May 6
EWR7:42 amNewark
18h 58m
2 stops
EAS8:40 amSan Sebastián
May 13
EAS1:40 pmSan Sebastián
14h 45m
1 stop
EWR10:25 pmNewark
$871
American Airlines
Apr 12
JFK4:20 pmNew York John F Kennedy Intl
10h 20m
1 stop
EAS8:40 amSan Sebastián
Apr 28
EAS9:20 amSan Sebastián
15h 35m
1 stop
JFK6:55 pmNew York John F Kennedy Intl
$907
American Airlines
Apr 30
JFK4:55 pmNew York John F Kennedy Intl
9h 45m
1 stop
EAS8:40 amSan Sebastián
May 4
EAS9:20 amSan Sebastián
16h 43m
2 stops
JFK8:03 pmNew York John F Kennedy Intl
$918

British Airways flights from Pennsylvania to San Sebastian

Our best British Airways deals on Pennsylvania to San Sebastian flight tickets
British Airways
Apr 19
EWR11:55 pmNewark
26h 45m
1 stop
EAS8:40 amSan Sebastián
Apr 28
EAS9:30 pmSan Sebastián
30h 55m
1 stop
EWR10:25 pmNewark
$847
British Airways
Sep 20
EWR5:50 pmNewark
12h 45m
1 stop
EAS12:35 pmSan Sebastián
Sep 28
EAS1:15 pmSan Sebastián
30h 40m
1 stop
EWR1:55 pmNewark
$889
British Airways
Sep 2
LGA1:04 pmNew York LaGuardia
17h 56m
2 stops
EAS1:00 pmSan Sebastián
Sep 7
EAS9:30 pmSan Sebastián
29h 09m
2 stops
LGA8:39 pmNew York LaGuardia
$896

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 26, 2026.
Use the filters below to find and compare flights from Pennsylvania 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 4/13

11:55 pm-8:50 pm

1 stop14h 55m

San Sebastián

Mon 4/20

9:30 pm-10:25 pm

1 stop30h 55m

$680

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Mon 4/13

10:05 pm-8:50 pm

2 stops16h 45m

San Sebastián

Mon 4/20

9:30 pm-8:05 pm

2 stops28h 35m

$682
Quickest round-trip

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Mon 4/13

11:55 pm-8:50 pm

1 stop14h 55m

San Sebastián

Tue 4/21

1:40 pm-10:25 pm

1 stop14h 45m

$799

Washington, D.C.San Sebastian

DCA - EAS

DCAEAS

Washington, D.C. Reagan-National

Wed 5/6

1:25 pm-1:00 pm

2 stops17h 35m

San Sebastián

Wed 5/13

1:40 pm-10:29 pm

2 stops14h 49m

$882

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Wed 9/2

1:04 pm-1:00 pm

2 stops17h 56m

San Sebastián

Mon 9/7

9:30 pm-8:39 pm

2 stops29h 09m

$896

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Mon 5/4

5:00 pm-1:00 pm

1 stop14h 00m

San Sebastián

Mon 5/11

9:30 pm-3:30 pm

1 stop24h 00m

$950

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Wed 5/6

6:03 pm-1:00 pm

2 stops12h 57m

San Sebastián

Wed 5/13

9:20 am-8:49 pm

2 stops17h 29m

$981

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Wed 9/2

9:59 am-8:40 am

2 stops16h 41m

San Sebastián

Mon 9/7

9:20 am-8:39 pm

2 stops17h 19m

$1,034

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 Pennsylvania 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 airline that flies from Pennsylvania to San Sebastián?

American Airlines, Iberia, and British Airways are the most popular carriers operating from Pennsylvania to San Sebastián

What airlines fly to San Sebastian?

United Airlines, Iberia and Lufthansa are the top three most popular airlines that fly to San Sebastian from Pennsylvania according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to San Sebastian. Keep in mind that there are 3 different airlines that fly to San Sebastian on a routine basis, so you have a few additional options to choose from.

Cheap Pennsylvania to San Sebastian flight deals and tips

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

Fastest flight time

10h 20m

Direct flights

None
The fastest flight from Pennsylvania to San Sebastian takes 10h 20m
There are no direct flights from Pennsylvania to San Sebastian. There are no popular flight routes from Pennsylvania to San Sebastian.
Search flight deals

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

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

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

  • How old do you have to be to fly from Pennsylvania 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 Pennsylvania 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 Pennsylvania to San Sebastian?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Pennsylvania to San Sebastian. momondo saves you time and could save you money on your trip.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Pennsylvania to San Sebastian.

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

Yes. momondo can track prices for Pennsylvania 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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