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Cheap flights from Pennsylvania to San Sebastian from $445

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to San Sebastian departing on 1/28. 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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Cheap round-trip flights

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Multiple Airlines Logo
11:45 pm - 1:30 pmJFK-EAS
31h 45m1 stop
Multiple Airlines Logo
2:05 pm - 10:00 pmEAS-JFK
13h 55m1 stop
$445Multiple Airlines
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Wed, Jan 28 - Mon, Feb 2
Multiple Airlines Logo
10:05 am - 1:30 pmJFK-EAS
21h 25m2 stops
Multiple Airlines Logo
2:05 pm - 1:05 pmEAS-JFK
29h 00m2 stops
$462Multiple Airlines
Find Deal
Wed, Jan 28 - Mon, Feb 2
Multiple Airlines Logo
3:30 pm - 1:30 pmEWR-EAS
16h 00m2 stops
Multiple Airlines Logo
2:05 pm - 1:55 pmEAS-EWR
29h 50m2 stops
$465Multiple Airlines
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Wed, Jan 28 - Mon, Feb 2
Multiple Airlines Logo
11:45 pm - 8:40 amJFK-EAS
26h 55m2 stops
Multiple Airlines Logo
2:05 pm - 10:00 pmEAS-JFK
13h 55m1 stop
$481Multiple Airlines
Find Deal
Wed, Jan 28 - Mon, Feb 2
Multiple Airlines Logo
10:00 pm - 8:50 pmJFK-EAS
16h 50m2 stops
Multiple Airlines Logo
9:20 am - 8:05 pmEAS-JFK
16h 45m2 stops
$532Multiple Airlines
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Fri, Dec 5 - Thu, Dec 11
American Airlines Logo
7:55 pm - 1:00 pmPHL-EAS
11h 05m1 stop
American Airlines Logo
9:20 am - 8:49 pmEAS-PHL
17h 29m2 stops
$577American Airlines
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Tue, Dec 2 - Fri, Dec 12
American Airlines Logo
11:00 am - 8:40 amPHL-EAS
15h 40m2 stops
American Airlines Logo
9:20 am - 8:01 pmEAS-PHL
16h 41m2 stops
$582American Airlines
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Tue, Dec 2 - Fri, Dec 12
Iberia Logo
7:55 pm - 1:00 pmPHL-EAS
11h 05m1 stop
Iberia Logo
9:30 pm - 1:15 pmEAS-PHL
45h 45m2 stops
$593Iberia
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Mon, Dec 1 - Mon, Dec 8
Iberia Logo
7:22 pm - 1:00 pmPHL-EAS
35h 38m2 stops
Iberia Logo
9:30 pm - 1:15 pmEAS-PHL
45h 45m2 stops
$608Iberia
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Mon, Dec 1 - Mon, Dec 8
LEVEL Logo
11:45 pm - 1:30 pmJFK-EAS
31h 45m1 stop
LEVEL Logo
2:05 pm - 10:00 pmEAS-JFK
13h 55m1 stop
$912LEVEL
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Wed, Jan 28 - Mon, Feb 2

American Airlines flights from Pennsylvania to San Sebastian

Our best American Airlines deals on Pennsylvania to San Sebastian flight tickets
American Airlines
Dec 2
PHL7:55 pmPhiladelphia
11h 05m
1 stop
EAS1:00 pmSan Sebastián
Dec 12
EAS9:20 amSan Sebastián
17h 29m
2 stops
PHL8:49 pmPhiladelphia
$577
Find similar
American Airlines
Dec 2
PHL11:00 amPhiladelphia
15h 40m
2 stops
EAS8:40 amSan Sebastián
Dec 12
EAS9:20 amSan Sebastián
16h 41m
2 stops
PHL8:01 pmPhiladelphia
$582
Find similar
American Airlines
Nov 27
DCA12:26 pmWashington, D.C. Reagan-National
18h 34m
2 stops
EAS1:00 pmSan Sebastián
Dec 9
EAS9:20 amSan Sebastián
18h 10m
2 stops
DCA9:30 pmWashington, D.C. Reagan-National
$632
Find similar

Iberia flights from Pennsylvania to San Sebastian

Our best Iberia deals on Pennsylvania to San Sebastian flight tickets
Iberia
Dec 1
PHL7:55 pmPhiladelphia
11h 05m
1 stop
EAS1:00 pmSan Sebastián
Dec 8
EAS9:30 pmSan Sebastián
45h 45m
2 stops
PHL1:15 pmPhiladelphia
$593
Find similar
Iberia
Dec 1
PHL7:22 pmPhiladelphia
35h 38m
2 stops
EAS1:00 pmSan Sebastián
Dec 8
EAS9:30 pmSan Sebastián
45h 45m
2 stops
PHL1:15 pmPhiladelphia
$608
Find similar
Iberia
Nov 27
IAD6:00 pmWashington, D.C. Dulles Intl
13h 00m
1 stop
EAS1:00 pmSan Sebastián
Dec 9
EAS9:30 pmSan Sebastián
24h 05m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
$632
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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 November 5, 2025.
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 1/28

11:45 pm-1:30 pm

1 stop31h 45m

San Sebastián

Mon 2/2

2:05 pm-10:00 pm

1 stop13h 55m

$445

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Wed 1/28

10:05 am-1:30 pm

2 stops21h 25m

San Sebastián

Mon 2/2

2:05 pm-1:05 pm

2 stops29h 00m

$462

NewarkSan Sebastian

EWR - EAS

EWREAS

Newark

Wed 1/28

3:30 pm-1:30 pm

2 stops16h 00m

San Sebastián

Mon 2/2

2:05 pm-1:55 pm

2 stops29h 50m

$465

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Wed 1/28

11:45 pm-8:40 am

2 stops26h 55m

San Sebastián

Mon 2/2

2:05 pm-10:00 pm

1 stop13h 55m

$481

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Fri 12/5

10:00 pm-8:50 pm

2 stops16h 50m

San Sebastián

Thu 12/11

9:20 am-8:05 pm

2 stops16h 45m

$532

PhiladelphiaSan Sebastian

PHL - EAS

PHLEAS

Philadelphia

Tue 12/2

7:55 pm-1:00 pm

1 stop11h 05m

San Sebastián

Fri 12/12

9:20 am-8:49 pm

2 stops17h 29m

$577

PhiladelphiaSan Sebastian

PHL - EAS

PHLEAS

Philadelphia

Tue 12/2

11:00 am-8:40 am

2 stops15h 40m

San Sebastián

Fri 12/12

9:20 am-8:01 pm

2 stops16h 41m

$582

PhiladelphiaSan Sebastian

PHL - EAS

PHLEAS

Philadelphia

Mon 12/1

7:55 pm-1:00 pm

1 stop11h 05m

San Sebastián

Mon 12/8

9:30 pm-1:15 pm

2 stops45h 45m

$593

PhiladelphiaSan Sebastian

PHL - EAS

PHLEAS

Philadelphia

Mon 12/1

7:22 pm-1:00 pm

2 stops35h 38m

San Sebastián

Mon 12/8

9:30 pm-1:15 pm

2 stops45h 45m

$608

New YorkSan Sebastian

JFK - EAS

JFKEAS

New York John F Kennedy Intl

Wed 1/28

11:45 pm-1:30 pm

1 stop31h 45m

San Sebastián

Mon 2/2

2:05 pm-10:00 pm

1 stop13h 55m

$912

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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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 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

Direct flights

None
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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