How long does it take to fly to San Sebastian?

On average, it takes 12h 20m to fly from Pennsylvania to San Sebastian if you fly out of Philadelphia (the most popular airport in Pennsylvania) and into Bilbao (the most popular airport in San Sebastian). If you’re flying out of Allentown and into Bilbao, then the flight time is around 16h 31m.

What airlines fly to San Sebastian?

Lufthansa, United Airlines and Iberia are the top three most popular airlines that fly to San Sebastian from Pennsylvania according to our data. Lufthansa is the first choice among our users, with 46% 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.

What is the cheapest airline that flies from Pennsylvania to San Sebastián?

Iberia is the most popular carrier operating from Pennsylvania to San Sebastián

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?

The number of operators available for flights from Pennsylvania to San Sebastián Airport is 1 as of December 2025.

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.

$520 Cheap Flights from Pennsylvania to San Sebastian in 2025/26

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Find the cheapest flights from Pennsylvania to San Sebastian

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:55 pm - 8:40 am

JFK

EAS

9h 45m1 stop

1:40 pm - 6:55 pm

EAS

JFK

11h 15m1 stop

$536Iberia

Wed, Apr 8 - Wed, Apr 15

5:00 pm - 1:30 pm

JFK

EAS

14h 30m2 stops

2:05 pm - 10:00 pm

EAS

JFK

13h 55m1 stop

$545Multiple Airlines

Fri, Jan 23 - Fri, Jan 30

8:50 pm - 8:50 pm

JFK

EAS

18h 00m1 stop

9:20 am - 7:15 pm

EAS

JFK

15h 55m1 stop

$561Multiple Airlines

Fri, Jan 23 - Fri, Jan 30

8:40 pm - 8:50 pm

JFK

EAS

18h 10m1 stop

9:20 am - 2:55 pm

EAS

JFK

11h 35m1 stop

$570Iberia

Mon, Apr 6 - Thu, Apr 16

11:25 pm - 5:25 pm

JFK

EAS

12h 00m1 stop

8:55 am - 9:40 pm

EAS

JFK

18h 45m1 stop

$591Multiple Airlines

Wed, Apr 8 - Mon, Apr 20

11:25 pm - 8:35 am

JFK

EAS

27h 10m1 stop

8:55 am - 9:40 pm

EAS

JFK

18h 45m1 stop

$646Multiple Airlines

Tue, Apr 7 - Wed, Apr 15

11:25 pm - 5:20 pm

JFK

EAS

11h 55m1 stop

8:55 am - 9:40 pm

EAS

JFK

18h 45m1 stop

$659Multiple Airlines

Tue, Apr 7 - Wed, Apr 15

11:34 am - 8:40 am

IAD

EAS

15h 06m2 stops

9:30 pm - 3:35 pm

EAS

IAD

24h 05m2 stops

$687American Airlines

Sat, Jan 24 - Sat, Jan 31

5:05 am - 8:40 am

IAD

EAS

21h 35m2 stops

1:40 pm - 3:30 pm

EAS

IAD

31h 50m1 stop

$703American Airlines

Fri, Apr 10 - Thu, Apr 16

1:00 pm - 8:40 am

LGA

EAS

13h 40m2 stops

9:20 am - 8:52 pm

EAS

LGA

17h 32m2 stops

$861American Airlines

Wed, Apr 8 - Wed, Apr 15

Iberia flights from Pennsylvania to San Sebastian

Our best Iberia deals on Pennsylvania to San Sebastian flight tickets

Iberia

Apr 8

JFK4:55 pmNew York John F Kennedy Intl

9h 45m

1 stop

EAS8:40 amSan Sebastián

Apr 15

EAS1:40 pmSan Sebastián

11h 15m

1 stop

JFK6:55 pmNew York John F Kennedy Intl

$536

Find similar

Iberia

Jan 24

IAD6:20 pmWashington, D.C. Dulles Intl

32h 20m

2 stops

EAS8:40 amSan Sebastián

Jan 31

EAS9:30 pmSan Sebastián

25h 00m

1 stop

IAD4:30 pmWashington, D.C. Dulles Intl

$683

Find similar

Iberia

Apr 10

IAD5:00 pmWashington, D.C. Dulles Intl

14h 00m

1 stop

EAS1:00 pmSan Sebastián

Apr 16

EAS9:30 pmSan Sebastián

24h 00m

1 stop

IAD3:30 pmWashington, D.C. Dulles Intl

$698

Find similar

American Airlines flights from Pennsylvania to San Sebastian

Our best American Airlines deals on Pennsylvania to San Sebastian flight tickets

American Airlines

Jan 24

IAD11:34 amWashington, D.C. Dulles Intl

15h 06m

2 stops

EAS8:40 amSan Sebastián

Jan 31

EAS9:30 pmSan Sebastián

24h 05m

2 stops

IAD3:35 pmWashington, D.C. Dulles Intl

$687

Find similar

American Airlines

Apr 10

IAD5:05 amWashington, D.C. Dulles Intl

21h 35m

2 stops

EAS8:40 amSan Sebastián

Apr 16

EAS1:40 pmSan Sebastián

31h 50m

1 stop

IAD3:30 pmWashington, D.C. Dulles Intl

$703

Find similar

American Airlines

Mar 11

JFK1:59 pmNew York John F Kennedy Intl

13h 41m

2 stops

EAS8:40 amSan Sebastián

Apr 14

EAS9:20 amSan Sebastián

15h 35m

1 stop

JFK6:55 pmNew York John F Kennedy Intl

$776

Find similar

momondo Fare Finder

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

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Wed 4/8

4:55 pm-8:40 am

1 stop9h 45m

San Sebastián

Wed 4/15

1:40 pm-6:55 pm

1 stop11h 15m

$536

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Fri 1/23

5:00 pm-1:30 pm

2 stops14h 30m

San Sebastián

Fri 1/30

2:05 pm-10:00 pm

1 stop13h 55m

$545

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Fri 1/23

8:50 pm-8:50 pm

1 stop18h 00m

San Sebastián

Fri 1/30

9:20 am-7:15 pm

1 stop15h 55m

$561

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Mon 4/6

8:40 pm-8:50 pm

1 stop18h 10m

San Sebastián

Thu 4/16

9:20 am-2:55 pm

1 stop11h 35m

$570

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Wed 4/8

11:25 pm-5:25 pm

1 stop12h 00m

San Sebastián

Mon 4/20

8:55 am-9:40 pm

1 stop18h 45m

$591

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Tue 4/7

11:25 pm-8:35 am

1 stop27h 10m

San Sebastián

Wed 4/15

8:55 am-9:40 pm

1 stop18h 45m

$646

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Tue 4/7

11:25 pm-5:20 pm

1 stop11h 55m

San Sebastián

Wed 4/15

8:55 am-9:40 pm

1 stop18h 45m

$659

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Sat 1/24

11:34 am-8:40 am

2 stops15h 06m

San Sebastián

Sat 1/31

9:30 pm-3:35 pm

2 stops24h 05m

$687

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Fri 4/10

5:05 am-8:40 am

2 stops21h 35m

San Sebastián

Thu 4/16

1:40 pm-3:30 pm

1 stop31h 50m

$703

New YorkSan Sebastian

LGA - EAS

LGAEAS

New York LaGuardia

Wed 4/8

1:00 pm-8:40 am

2 stops13h 40m

San Sebastián

Wed 4/15

9:20 am-8:52 pm

2 stops17h 32m

$861

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 Pennsylvania is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $960. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Pennsylvania to San Sebastian for around $990.

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	9h 55m
Direct flights	None

The fastest flight from Pennsylvania to San Sebastian takes 9h 55m

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?
The number of operators available for flights from Pennsylvania to San Sebastián Airport is 1 as of December 2025.
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.

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.