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Cheap flights from Philadelphia to San Sebastian from $454

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Philadelphia to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:35 pm - 1:00 pmPHL  Philadelphia-EAS San Sebastián
36h 25m2 stops London Heathrow Madrid Barajas
British Airways Logo
9:30 pm - 1:45 pmEAS  San Sebastián-PHL Philadelphia
46h 15m2 stops Madrid Barajas London Heathrow
$884British Airways
Wed, Nov 25 - Sun, Nov 29
British Airways Logo
7:50 pm - 1:00 pmPHL  Philadelphia-EAS San Sebastián
11h 10m1 stop Madrid Barajas
British Airways Logo
9:30 pm - 1:45 pmEAS  San Sebastián-PHL Philadelphia
46h 15m2 stops Madrid Barajas London Heathrow
$887British Airways
Wed, Nov 25 - Sun, Nov 29
Iberia Logo
4:25 pm - 1:00 pmPHL  Philadelphia-EAS San Sebastián
14h 35m2 stops Boston Logan Intl Madrid Barajas
Iberia Logo
9:30 pm - 1:45 pmEAS  San Sebastián-PHL Philadelphia
46h 15m2 stops Madrid Barajas London Heathrow
$891Iberia
Wed, Nov 25 - Sun, Nov 29
Iberia Logo
7:50 pm - 8:40 amPHL  Philadelphia-EAS San Sebastián
30h 50m1 stop Madrid Barajas
Iberia Logo
9:30 pm - 1:45 pmEAS  San Sebastián-PHL Philadelphia
46h 15m2 stops Madrid Barajas London Heathrow
$896Iberia
Wed, Nov 25 - Sun, Nov 29
Iberia Logo
8:40 pm - 1:00 pmPHL  Philadelphia-EAS San Sebastián
11h 20m1 stop Madrid Barajas
Iberia Logo
9:30 pm - 3:35 pmEAS  San Sebastián-PHL Philadelphia
24h 05m1 stop Madrid Barajas
$897Iberia
Thu, Oct 29 - Thu, Nov 5
British Airways Logo
3:51 pm - 1:00 pmPHL  Philadelphia-EAS San Sebastián
16h 09m2 stops Chicago O'Hare Intl Madrid Barajas
British Airways Logo
9:30 pm - 3:35 pmEAS  San Sebastián-PHL Philadelphia
24h 05m1 stop Madrid Barajas
$901British Airways
Thu, Oct 29 - Thu, Nov 5
British Airways Logo
3:51 pm - 1:00 pmPHL  Philadelphia-EAS San Sebastián
16h 09m2 stops Chicago O'Hare Intl Madrid Barajas
British Airways Logo
9:30 pm - 7:16 pmEAS  San Sebastián-PHL Philadelphia
27h 46m2 stops Madrid Barajas Miami
$909British Airways
Thu, Oct 29 - Thu, Nov 5
Iberia Logo
7:50 pm - 8:40 amPHL  Philadelphia-EAS San Sebastián
30h 50m1 stop Madrid Barajas
Iberia Logo
9:30 pm - 3:45 pmEAS  San Sebastián-PHL Philadelphia
24h 15m1 stop Madrid Barajas
$946Iberia
Wed, Nov 25 - Sun, Nov 29
Iberia Logo
6:45 pm - 8:20 amPHL  Philadelphia-EAS San Sebastián
31h 35m2 stops London Heathrow Barcelona-El Prat
Iberia Logo
9:30 pm - 11:00 pmEAS  San Sebastián-PHL Philadelphia
31h 30m2 stops Madrid Barajas Boston Logan Intl
$959Iberia
Fri, Oct 2 - Sun, Oct 11
Multiple Airlines Logo
3:20 pm - 1:35 pmPHL  Philadelphia-EAS San Sebastián
16h 15m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat
Multiple Airlines Logo
6:10 pm - 4:21 pmEAS  San Sebastián-PHL Philadelphia
28h 11m3 stops Barcelona-El Prat Frankfurt am Main Toronto Pearson Intl
$1,099Multiple Airlines
Wed, Nov 25 - Sun, Nov 29

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British Airways flights from Philadelphia to San Sebastian

Our best British Airways deals on Philadelphia to San Sebastian flight tickets
British Airways
Nov 25
PHL6:35 pmPhiladelphia
36h 25m
2 stops
EAS1:00 pmSan Sebastián
Nov 29
EAS9:30 pmSan Sebastián
46h 15m
2 stops
PHL1:45 pmPhiladelphia
$884
British Airways
Nov 25
PHL7:50 pmPhiladelphia
11h 10m
1 stop
EAS1:00 pmSan Sebastián
Nov 29
EAS9:30 pmSan Sebastián
46h 15m
2 stops
PHL1:45 pmPhiladelphia
$887
British Airways
Oct 29
PHL3:51 pmPhiladelphia
16h 09m
2 stops
EAS1:00 pmSan Sebastián
Nov 5
EAS9:30 pmSan Sebastián
24h 05m
1 stop
PHL3:35 pmPhiladelphia
$901

Iberia flights from Philadelphia to San Sebastian

Our best Iberia deals on Philadelphia to San Sebastian flight tickets
Iberia
Nov 25
PHL4:25 pmPhiladelphia
14h 35m
2 stops
EAS1:00 pmSan Sebastián
Nov 29
EAS9:30 pmSan Sebastián
46h 15m
2 stops
PHL1:45 pmPhiladelphia
$891
Iberia
Nov 25
PHL7:50 pmPhiladelphia
30h 50m
1 stop
EAS8:40 amSan Sebastián
Nov 29
EAS9:30 pmSan Sebastián
46h 15m
2 stops
PHL1:45 pmPhiladelphia
$896
Iberia
Oct 29
PHL8:40 pmPhiladelphia
11h 20m
1 stop
EAS1:00 pmSan Sebastián
Nov 5
EAS9:30 pmSan Sebastián
24h 05m
1 stop
PHL3:35 pmPhiladelphia
$897

momondo Fare Finder

 
Use the filters below to find and compare flights from Philadelphia to San Sebastian that are best for you.

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Route

Depart

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Price

Cheapest round-trip

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Wed 11/25

6:35 pm-1:00 pm

2 stops36h 25m

San Sebastián

Sun 11/29

9:30 pm-1:45 pm

2 stops46h 15m

$884

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Wed 11/25

7:50 pm-1:00 pm

1 stop11h 10m

San Sebastián

Sun 11/29

9:30 pm-1:45 pm

2 stops46h 15m

$887

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Wed 11/25

4:25 pm-1:00 pm

2 stops14h 35m

San Sebastián

Sun 11/29

9:30 pm-1:45 pm

2 stops46h 15m

$891

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Wed 11/25

7:50 pm-8:40 am

1 stop30h 50m

San Sebastián

Sun 11/29

9:30 pm-1:45 pm

2 stops46h 15m

$896
Quickest round-trip

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Thu 10/29

8:40 pm-1:00 pm

1 stop11h 20m

San Sebastián

Thu 11/5

9:30 pm-3:35 pm

1 stop24h 05m

$897

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Thu 10/29

3:51 pm-1:00 pm

2 stops16h 09m

San Sebastián

Thu 11/5

9:30 pm-3:35 pm

1 stop24h 05m

$901

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Thu 10/29

3:51 pm-1:00 pm

2 stops16h 09m

San Sebastián

Thu 11/5

9:30 pm-7:16 pm

2 stops27h 46m

$909

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Wed 11/25

7:50 pm-8:40 am

1 stop30h 50m

San Sebastián

Sun 11/29

9:30 pm-3:45 pm

1 stop24h 15m

$946

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Fri 10/2

6:45 pm-8:20 am

2 stops31h 35m

San Sebastián

Sun 10/11

9:30 pm-11:00 pm

2 stops31h 30m

$959

PhiladelphiaSan Sebastian

PHL Philadelphia - EAS San Sebastián

PHLEAS

Philadelphia

Wed 11/25

3:20 pm-1:35 pm

2 stops16h 15m

San Sebastián

Sun 11/29

6:10 pm-4:21 pm

3 stops28h 11m

$1,099

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to San Sebastian from

How to get the cheapest flight ticket from Philadelphia 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 Philadelphia to San Sebastián?

American Airlines and Finnair are the most popular carriers operating from Philadelphia to San Sebastián

What airlines fly to San Sebastian?

United Airlines, Iberia and Air Europa are the top three most popular airlines that fly to San Sebastian from Philadelphia according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to San Sebastian. Keep in mind that there are 7 different airlines that fly to San Sebastian on a routine basis, so you have a few additional options to choose from.

When to book flights from Philadelphia to San Sebastian

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to San Sebastian according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to San Sebastian (PHL to EAS) flight deals and tips

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

Best Price Found

$454

Fastest flight time

10h 20m

Direct flights

None
The best one-way flight to San Sebastian from Philadelphia in the past 72 hours is $454. The best round-trip flight deal from Philadelphia to San Sebastian found on momondo in the last 72 hours is $884.
The fastest flight from Philadelphia to San Sebastian takes 10h 20m
There are no direct flights from Philadelphia to San Sebastian. There are no popular flight routes from Philadelphia to San Sebastian.
Search flight deals

Frequently asked questions about flying from Philadelphia to San Sebastian

  • How far is Philadelphia to San Sebastián by plane?

    There are 3658.8 mi between Philadelphia and San Sebastián. 10h 20m is a normal flight duration for this route.

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

    Prices for flights from Philadelphia Airport to San Sebastián Airport were last updated today.

  • How old do you have to be to fly from Philadelphia Airport to San Sebastián Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport 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
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Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to San Sebastian?

Finding the right flight to San Sebastian from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Sebastian quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Philadelphia to San Sebastian flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Philadelphia and San Sebastian by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Philadelphia to San Sebastian now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Sebastian and let you know when they change.

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