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$730+ Cheap flights from Philadelphia (PHL) to San Sebastian (EAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — EAS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Philadelphia to San Sebastian

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to San Sebastian (EAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$730
(Iberia)
From Philadelphia to San Sebastián
Search Deals

Find flight deals from Philadelphia to San Sebastian

Cheapest flights from Philadelphia to San Sebastian
Explore the most affordable flight options available from Philadelphia to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Iberia deal was found by Cheapflights users on 6/11. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/221:49 pmPHL - EAS
2 stops17h 11mIberia
Sun 9/289:30 pmEAS - PHL
1 stop24h 25mIberia
Deal found 6/11$730
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/223:54 pmPHL - EAS
2 stops15h 06mAmerican Airlines
Sun 9/289:20 amEAS - PHL
2 stops16h 49mAmerican Airlines
Deal found 6/12$805
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/118:15 amPHL - EAS
2 stops18h 25mMultiple Airlines
Sun 10/199:30 pmEAS - PHL
1 stop24h 30mMultiple Airlines
Deal found 6/11$980

Cheapflights Fare Finder

Customize your flight search to find flights from Philadelphia 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 June 12, 2025.
Use the filters below to find and compare flights from Philadelphia to San Sebastian that are best for you.

Fly from

Philadelphia

Fly to

San Sebastian

Route

Depart

Return

Price

PhiladelphiaSan Sebastian

PHL - EAS

PHLEAS

Philadelphia

Mon 9/22

1:49 pm-1:00 pm

2 stops17h 11m

San Sebastián

Sun 9/28

9:30 pm-3:55 pm

1 stop24h 25m

$730

PhiladelphiaSan Sebastian

PHL - EAS

PHLEAS

Philadelphia

Mon 9/22

3:54 pm-1:00 pm

2 stops15h 06m

San Sebastián

Sun 9/28

9:20 am-8:09 pm

2 stops16h 49m

$805

PhiladelphiaSan Sebastian

PHL - EAS

PHLEAS

Philadelphia

Sat 10/11

8:15 am-8:40 am

2 stops18h 25m

San Sebastián

Sun 10/19

9:30 pm-4:00 pm

1 stop24h 30m

$980

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Philadelphia to San Sebastian

Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Philadelphia 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 Philadelphia to San Sebastian

What is the cheapest time of day to fly from PHL to EAS?

Find hourly flight availability from Philadelphia to San Sebastian. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Philadelphia to San Sebastian, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing San Sebastian

Get insights into the airlines that provide service to San Sebastian. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Sebastian. Reviews last updated June 12, 2025.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Food

6.5

Overall

7.2

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Food

6.5

Overall

7.2

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.
Iberia
7.0
Good
2,776 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Food

6.5

Overall

7.2

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia 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 are the cheapest airlines flying from Philadelphia to San Sebastian round-trip?

    Flying on Iberia is currently your cheapest option to San Sebastian, with prices starting at $730. Another option worth looking into is American Airlines, starting at $805 round trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia 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.

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