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San Sebastian

$276+ Cheap flights from Pennsylvania to San Sebastian (EAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — EAS
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Pennsylvania to San Sebastian

Cheapest flights from Pennsylvania to San Sebastian
Explore the most affordable flight options available from Pennsylvania to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1211:25 pm
JFK
-
EAS
1 stop26h 55m
Multiple Airlines
Thu 4/239:10 am
EAS
-
JFK
1 stop18h 30m
Multiple Airlines
Deal found 2/10$476
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:25 pm
JFK
-
EAS
1 stop11h 55m
Multiple Airlines
Tue 5/58:55 am
EAS
-
JFK
1 stop18h 45m
Multiple Airlines
Deal found 2/8$483
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:25 pm
JFK
-
EAS
1 stop11h 55m
Multiple Airlines
Thu 4/239:10 am
EAS
-
JFK
1 stop18h 30m
Multiple Airlines
Deal found 2/10$501
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:40 pm
JFK
-
EAS
2 stops17h 40m
Multiple Airlines
Mon 10/198:55 am
EAS
-
JFK
2 stops35h 00m
Multiple Airlines
Deal found 2/10$502
This Trip.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2212:20 am
EWR
-
EAS
3 stops26h 20m
Multiple Airlines
Wed 3/119:20 am
EAS
-
EWR
2 stops18h 50m
Multiple Airlines
Deal found 2/8$504
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:25 pm
JFK
-
EAS
1 stop11h 55m
Multiple Airlines
Mon 4/278:55 am
EAS
-
JFK
1 stop18h 45m
Multiple Airlines
Deal found 2/10$506
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:25 pm
JFK
-
EAS
1 stop11h 55m
Multiple Airlines
Tue 4/288:55 am
EAS
-
JFK
1 stop18h 45m
Multiple Airlines
Deal found 2/10$508
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:25 pm
JFK
-
EAS
1 stop11h 55m
Multiple Airlines
Mon 5/48:55 am
EAS
-
JFK
1 stop18h 45m
Multiple Airlines
Deal found 2/8$509
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:55 pm
EWR
-
EAS
1 stop14h 55m
Multiple Airlines
Thu 4/231:40 pm
EAS
-
EWR
1 stop14h 45m
Multiple Airlines
Deal found 2/10$513
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:45 pm
JFK
-
EAS
1 stop31h 45m
Multiple Airlines
Wed 3/112:05 pm
EAS
-
JFK
1 stop12h 55m
Multiple Airlines
Deal found 2/8$521
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:30 pm
EWR
-
EAS
2 stops21h 20m
Multiple Airlines
Sat 5/91:40 pm
EAS
-
EWR
2 stops37h 20m
Multiple Airlines
Deal found 2/10$525
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/134:55 pm
JFK
-
EAS
1 stop14h 05m
Iberia
Tue 4/289:20 am
EAS
-
JFK
1 stop11h 35m
Iberia
Deal found 2/10$535

Find flight deals from Pennsylvania to San Sebastian

Keep the following information in mind while searching for Pennsylvania to San Sebastian flight deals. Data was last updated February 11, 2026.

Most accurate provider

AranGrant
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$476
(Kiwi.com)

One-way from

$276
(Kiwi.com)
Provider with most accurate pricing for Philadelphia-San Sebastián flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-San Sebastián flights.
Search Deals
From Pennsylvania to San Sebastián
Search Deals
One-way flight from Pennsylvania to San Sebastián
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Pennsylvania to San Sebastian that are best for you.

Fly from

Pennsylvania

Fly to

San Sebastian

Route

Depart

Return

Price

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Sun 2/22

12:20 am-8:40 am

3 stops26h 20m

San Sebastián

Wed 3/11

9:20 am-11:10 pm

2 stops18h 50m

$504

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Mon 4/27

11:25 pm-5:20 pm

1 stop11h 55m

San Sebastián

Mon 5/4

8:55 am-9:40 pm

1 stop18h 45m

$509

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Sun 5/3

5:30 pm-8:50 pm

2 stops21h 20m

San Sebastián

Sat 5/9

1:40 pm-9:00 pm

2 stops37h 20m

$525

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Wed 4/15

11:55 pm-8:50 pm

1 stop14h 55m

San Sebastián

Wed 4/29

1:40 pm-10:25 pm

1 stop14h 45m

$540

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Tue 4/28

11:55 pm-8:50 pm

1 stop14h 55m

San Sebastián

Sun 5/3

9:20 am-10:25 pm

1 stop19h 05m

$585

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Tue 4/28

11:25 pm-5:20 pm

1 stop11h 55m

San Sebastián

Wed 5/6

8:55 am-9:40 pm

1 stop18h 45m

$590

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Wed 4/15

11:55 pm-8:50 pm

1 stop14h 55m

San Sebastián

Mon 4/27

1:40 pm-10:25 pm

1 stop14h 45m

$591

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Wed 4/29

8:40 pm-1:00 pm

1 stop10h 20m

San Sebastián

Sun 5/3

9:20 am-2:55 pm

1 stop11h 35m

$596

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Thu 4/30

11:55 pm-8:50 pm

1 stop14h 55m

San Sebastián

Thu 5/7

1:40 pm-10:25 pm

1 stop14h 45m

$623

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Tue 4/28

11:55 pm-8:35 am

2 stops26h 40m

San Sebastián

Tue 5/5

8:55 am-10:25 pm

2 stops19h 30m

$634

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 57 results
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Best time to book a flight from Pennsylvania to San Sebastian

Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Pennsylvania with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to San Sebastian

What is the cheapest month to book a flight from Pennsylvania to San Sebastian?

Currently, September is the cheapest month in which you can book a flight from Pennsylvania to San Sebastian (average of $569). Flying from Pennsylvania to San Sebastian in December is currently the most expensive (average of $977). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to San Sebastian. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Sebastian from Pennsylvania?

    For a flight from Pennsylvania to San Sebastian, you will be flying into San Sebastián. San Sebastián (EAS) is just 9.7 mi from the center of the city.

  • How long is the flight from Pennsylvania to San Sebastian?

    There are many flights that can get you from Pennsylvania to San Sebastian in 14h 55m. Fly via Iberia or American Airlines to get the fastest option. The distance from Pennsylvania to San Sebastian is about 3596 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Pennsylvania to San Sebastian?

    The most popular route from Pennsylvania to San Sebastian is New York John F Kennedy Intl - San Sebastián. You may also consider Newark - San Sebastián or New York LaGuardia - San Sebastián.

  • Can I find deals for flights from Pennsylvania to San Sebastian that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to San Sebastian flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to San Sebastian?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to San Sebastian.

  • Can I find deals for business class flights from Pennsylvania to San Sebastian?

    Yes. Cheapflights offers flight deals from Pennsylvania to San Sebastian by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to San Sebastian?

    Currently, September is the cheapest month in which you can book a flight from Pennsylvania to San Sebastian (average of $569). Flying from Pennsylvania to San Sebastian in December is currently the most expensive (average of $977). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Pennsylvania to San Sebastian

See prices for flight routes from nearby airports that may be better suited for you.
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