How long does it take to fly to San Sebastian?

On average, it takes 13h 55m to fly from Washington, D.C. to San Sebastian if you fly out of Washington, D.C. (the most popular airport in Washington, D.C.) and into Bilbao (the most popular airport in San Sebastian). If you’re flying out of Baltimore and into Bilbao, then the flight time is around 15h 30m.

What is the cheapest airline that flies from Washington, D.C. to San Sebastián?

Iberia is the most popular carrier operating from Washington, D.C. to San Sebastián

What airlines fly to San Sebastian?

Lufthansa, TAP AIR PORTUGAL and United Airlines are the top three most popular airlines that fly to San Sebastian from Washington, D.C. according to our data. Lufthansa is the first choice among our users, with 40% 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.

When did momondo last update prices for flights from Washington, D.C. to San Sebastián Airport?

Prices for flights from Washington, D.C. to San Sebastián Airport were last updated today.

How old do you have to be to fly from Washington, D.C. to San Sebastián Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to San Sebastián Airport.

What documentation or ID do you need to fly to San Sebastián Airport?

The travel and health documents you'll need for your trip to San Sebastián Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Sebastián Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$384 Cheap Flights from Washington, D.C. to San Sebastian in 2026/27

Find the cheapest flights from Washington, D.C. to San Sebastian

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 pm - 8:40 amIAD Washington, D.C. Dulles Intl-EAS San Sebastián

32h 35m2 stops London Heathrow Madrid Barajas

9:20 am - 4:20 pmEAS San Sebastián-IAD Washington, D.C. Dulles Intl

13h 00m1 stop Madrid Barajas

$846Iberia

Thu, Feb 11 - Tue, Feb 16

5:50 pm - 8:40 amIAD Washington, D.C. Dulles Intl-EAS San Sebastián

32h 50m1 stop Madrid Barajas

9:20 am - 4:20 pmEAS San Sebastián-IAD Washington, D.C. Dulles Intl

13h 00m1 stop Madrid Barajas

$849Iberia

Thu, Feb 11 - Tue, Feb 16

5:50 pm - 1:00 pmIAD Washington, D.C. Dulles Intl-EAS San Sebastián

13h 10m1 stop Madrid Barajas

9:20 am - 4:20 pmEAS San Sebastián-IAD Washington, D.C. Dulles Intl

13h 00m1 stop Madrid Barajas

$866Iberia

Fri, Feb 12 - Tue, Feb 16

5:50 pm - 1:00 pmIAD Washington, D.C. Dulles Intl-EAS San Sebastián

13h 10m1 stop Madrid Barajas

9:20 am - 4:20 pmEAS San Sebastián-IAD Washington, D.C. Dulles Intl

13h 00m1 stop Madrid Barajas

$869American Airlines

Fri, Feb 12 - Tue, Feb 16

9:16 am - 8:40 amIAD Washington, D.C. Dulles Intl-EAS San Sebastián

17h 24m2 stops Charlotte Douglas Madrid Barajas

9:20 am - 4:20 pmEAS San Sebastián-IAD Washington, D.C. Dulles Intl

13h 00m1 stop Madrid Barajas

$871American Airlines

Fri, Feb 12 - Tue, Feb 16

9:45 pm - 8:40 amIAD Washington, D.C. Dulles Intl-EAS San Sebastián

28h 55m2 stops London Heathrow Madrid Barajas

9:30 pm - 3:40 pmEAS San Sebastián-IAD Washington, D.C. Dulles Intl

24h 10m2 stops Madrid Barajas London Heathrow

$871Iberia

Thu, Feb 11 - Tue, Feb 16

9:16 am - 8:40 amIAD Washington, D.C. Dulles Intl-EAS San Sebastián

17h 24m2 stops Charlotte Douglas Madrid Barajas

9:20 am - 4:20 pmEAS San Sebastián-IAD Washington, D.C. Dulles Intl

13h 00m1 stop Madrid Barajas

$871American Airlines

Thu, Feb 11 - Tue, Feb 16

9:16 am - 8:40 amIAD Washington, D.C. Dulles Intl-EAS San Sebastián

17h 24m2 stops Charlotte Douglas Madrid Barajas

9:20 am - 4:20 pmEAS San Sebastián-IAD Washington, D.C. Dulles Intl

13h 00m1 stop Madrid Barajas

$874American Airlines

Thu, Feb 11 - Tue, Feb 16

9:16 am - 8:40 amIAD Washington, D.C. Dulles Intl-EAS San Sebastián

17h 24m2 stops Charlotte Douglas Madrid Barajas

9:20 am - 4:20 pmEAS San Sebastián-IAD Washington, D.C. Dulles Intl

13h 00m1 stop Madrid Barajas

$874American Airlines

Fri, Feb 12 - Tue, Feb 16

5:21 pm - 8:50 pmDCA Washington, D.C. Reagan-National-EAS San Sebastián

21h 29m2 stops Philadelphia Madrid Barajas

1:40 pm - 8:10 amEAS San Sebastián-DCA Washington, D.C. Reagan-National

24h 30m2 stops Madrid Barajas New York John F Kennedy Intl

$875British Airways

Fri, Feb 12 - Tue, Feb 16

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Iberia flights from Washington, D.C. to San Sebastian

Our best Iberia deals on Washington, D.C. to San Sebastian flight tickets

Iberia

Feb 11

IAD6:05 pmWashington, D.C. Dulles Intl

32h 35m

2 stops

EAS8:40 amSan Sebastián

Feb 16

EAS9:20 amSan Sebastián

13h 00m

1 stop

IAD4:20 pmWashington, D.C. Dulles Intl

$846

Iberia

Feb 11

IAD5:50 pmWashington, D.C. Dulles Intl

32h 50m

1 stop

EAS8:40 amSan Sebastián

Feb 16

EAS9:20 amSan Sebastián

13h 00m

1 stop

IAD4:20 pmWashington, D.C. Dulles Intl

$849

Iberia

Feb 12

IAD5:50 pmWashington, D.C. Dulles Intl

13h 10m

1 stop

EAS1:00 pmSan Sebastián

Feb 16

EAS9:20 amSan Sebastián

13h 00m

1 stop

IAD4:20 pmWashington, D.C. Dulles Intl

$866

British Airways flights from Washington, D.C. to San Sebastian

Our best British Airways deals on Washington, D.C. to San Sebastian flight tickets

British Airways

Feb 12

DCA5:21 pmWashington, D.C. Reagan-National

21h 29m

2 stops

EAS8:50 pmSan Sebastián

Feb 16

EAS1:40 pmSan Sebastián

24h 30m

2 stops

DCA8:10 amWashington, D.C. Reagan-National

$875

British Airways

Feb 11

DCA5:21 pmWashington, D.C. Reagan-National

13h 39m

2 stops

EAS1:00 pmSan Sebastián

Feb 16

EAS1:40 pmSan Sebastián

24h 30m

2 stops

DCA8:10 amWashington, D.C. Reagan-National

$876

British Airways

Feb 12

DCA5:21 pmWashington, D.C. Reagan-National

21h 29m

2 stops

EAS8:50 pmSan Sebastián

Feb 16

EAS1:40 pmSan Sebastián

24h 30m

2 stops

DCA8:10 amWashington, D.C. Reagan-National

$877

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.San Sebastian

IAD Washington, D.C. Dulles Intl - EAS San Sebastián

IADEAS

Washington, D.C. Dulles Intl

Thu 2/11

6:05 pm-8:40 am

2 stops32h 35m

San Sebastián

Tue 2/16

9:20 am-4:20 pm

1 stop13h 00m

$846

Washington, D.C.San Sebastian

IAD Washington, D.C. Dulles Intl - EAS San Sebastián

IADEAS

Washington, D.C. Dulles Intl

Thu 2/11

5:50 pm-8:40 am

1 stop32h 50m

San Sebastián

Tue 2/16

9:20 am-4:20 pm

1 stop13h 00m

$849

Quickest round-trip

Washington, D.C.San Sebastian

IAD Washington, D.C. Dulles Intl - EAS San Sebastián

IADEAS

Washington, D.C. Dulles Intl

Fri 2/12

5:50 pm-1:00 pm

1 stop13h 10m

San Sebastián

Tue 2/16

9:20 am-4:20 pm

1 stop13h 00m

$866

Washington, D.C.San Sebastian

IAD Washington, D.C. Dulles Intl - EAS San Sebastián

IADEAS

Washington, D.C. Dulles Intl

Fri 2/12

5:50 pm-1:00 pm

1 stop13h 10m

San Sebastián

Tue 2/16

9:20 am-4:20 pm

1 stop13h 00m

$869

Washington, D.C.San Sebastian

IAD Washington, D.C. Dulles Intl - EAS San Sebastián

IADEAS

Washington, D.C. Dulles Intl

Fri 2/12

9:16 am-8:40 am

2 stops17h 24m

San Sebastián

Tue 2/16

9:20 am-4:20 pm

1 stop13h 00m

$871

Washington, D.C.San Sebastian

IAD Washington, D.C. Dulles Intl - EAS San Sebastián

IADEAS

Washington, D.C. Dulles Intl

Thu 2/11

9:45 pm-8:40 am

2 stops28h 55m

San Sebastián

Tue 2/16

9:30 pm-3:40 pm

2 stops24h 10m

$871

Washington, D.C.San Sebastian

IAD Washington, D.C. Dulles Intl - EAS San Sebastián

IADEAS

Washington, D.C. Dulles Intl

Thu 2/11

9:16 am-8:40 am

2 stops17h 24m

San Sebastián

Tue 2/16

9:20 am-4:20 pm

1 stop13h 00m

$871

Washington, D.C.San Sebastian

IAD Washington, D.C. Dulles Intl - EAS San Sebastián

IADEAS

Washington, D.C. Dulles Intl

Thu 2/11

9:16 am-8:40 am

2 stops17h 24m

San Sebastián

Tue 2/16

9:20 am-4:20 pm

1 stop13h 00m

$874

Washington, D.C.San Sebastian

IAD Washington, D.C. Dulles Intl - EAS San Sebastián

IADEAS

Washington, D.C. Dulles Intl

Fri 2/12

9:16 am-8:40 am

2 stops17h 24m

San Sebastián

Tue 2/16

9:20 am-4:20 pm

1 stop13h 00m

$874

Washington, D.C.San Sebastian

DCA Washington, D.C. Reagan-National - EAS San Sebastián

DCAEAS

Washington, D.C. Reagan-National

Fri 2/12

5:21 pm-8:50 pm

2 stops21h 29m

San Sebastián

Tue 2/16

1:40 pm-8:10 am

2 stops24h 30m

$875

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. 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

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Can stopping save me money on Washington, D.C. to San Sebastian flights?

You could potentially save up to 53% on your flight if you consider stops on a Washington, D.C. to San Sebastian flight.

When to book flights from Washington, D.C. to San Sebastian

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to San Sebastian according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to San Sebastian (WAS to EAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to San Sebastian

Best Price Found	$384
Fastest flight time	13h 10m
Direct flights	None

The best one-way flight to San Sebastian from Washington, D.C. in the past 72 hours is $384. The best round-trip flight deal from Washington, D.C. to San Sebastian found on momondo in the last 72 hours is $846.

The fastest flight from Washington, D.C. to San Sebastian takes 13h 10m

There are no direct flights from Washington, D.C. to San Sebastian. There are no popular flight routes from Washington, D.C. to San Sebastian.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to San Sebastian

How far is Washington, D.C. to San Sebastián by plane?
The straight-line distance from Washington, D.C. to San Sebastián is 3781.9 mi. 13h 10m is a normal flight duration for this route.
When did momondo last update prices for flights from Washington, D.C. to San Sebastián Airport?
Prices for flights from Washington, D.C. to San Sebastián Airport were last updated today.
How old do you have to be to fly from Washington, D.C. to San Sebastián Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to San Sebastián Airport.
What documentation or ID do you need to fly to San Sebastián Airport?
The travel and health documents you'll need for your trip to San Sebastián Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Sebastián Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Hondarribia

Irun

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to San Sebastian?

Finding the right flight to San Sebastian from Washington, D.C. 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 Washington, D.C. to San Sebastian with flexible booking policies on momondo?

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

How can momondo help me find flights from Washington, D.C. to San Sebastian?

momondo provides multiple filters to help you find the best flight to San Sebastian from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to San Sebastian from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Washington, D.C. to San Sebastian from $384

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to San Sebastian departing on 3/23. 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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Iberia flights from Washington, D.C. to San Sebastian

Our best Iberia deals on Washington, D.C. to San Sebastian flight tickets

British Airways flights from Washington, D.C. to San Sebastian

Our best British Airways deals on Washington, D.C. to San Sebastian flight tickets

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How to get the cheapest flight ticket from Washington, D.C. to San Sebastian

Can stopping save me money on Washington, D.C. to San Sebastian flights?

What is the cheapest airline that flies from Washington, D.C. to San Sebastián?

What airlines fly to San Sebastian?

How long does it take to fly to San Sebastian?

When to book flights from Washington, D.C. to San Sebastian

Cheap Washington, D.C. to San Sebastian (WAS to EAS) flight deals and tips

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Frequently asked questions about flying from Washington, D.C. to San Sebastian

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An easier way to manage your San Sebastian trip

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List of cabin classes available on flights landing in San Sebastian. Availability may vary depending on flight origin and airline.

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