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Cheap flights from District of Columbia to San Sebastian from $283

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to San Sebastian departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from District of Columbia to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:35 pm - 8:20 am
IAD
-
EAS
27h 45m
2 stops
Multiple Airlines Logo
9:30 pm - 8:35 pm
EAS
-
IAD
29h 05m
2 stops
$819Multiple Airlines
Mon, Aug 24 - Tue, Sep 8
Iberia Logo
5:00 pm - 1:00 pm
IAD
-
EAS
14h 00m
1 stop
Iberia Logo
9:30 pm - 6:50 pm
EAS
-
IAD
27h 20m
1 stop
$901Iberia
Mon, Sep 21 - Mon, Sep 28
American Airlines Logo
6:10 am - 8:40 am
IAD
-
EAS
20h 30m
2 stops
American Airlines Logo
1:40 pm - 6:50 pm
EAS
-
IAD
11h 10m
1 stop
$920American Airlines
Mon, Aug 24 - Tue, Sep 8
American Airlines Logo
6:10 am - 8:40 am
IAD
-
EAS
20h 30m
2 stops
American Airlines Logo
9:20 am - 6:50 pm
EAS
-
IAD
15h 30m
1 stop
$925American Airlines
Tue, Sep 8 - Tue, Sep 15
Iberia Logo
5:00 pm - 1:00 pm
IAD
-
EAS
14h 00m
1 stop
Iberia Logo
1:40 pm - 3:30 pm
EAS
-
IAD
31h 50m
1 stop
$931Iberia
Mon, Aug 24 - Tue, Sep 8
Multiple Airlines Logo
8:30 pm - 8:30 am
IAD
-
EAS
30h 00m
3 stops
Multiple Airlines Logo
5:55 pm - 3:10 pm
EAS
-
IAD
27h 15m
2 stops
$932Multiple Airlines
Tue, Sep 8 - Tue, Sep 15
British Airways Logo
10:25 am - 1:00 pm
IAD
-
EAS
20h 35m
2 stops
British Airways Logo
9:30 pm - 6:50 pm
EAS
-
IAD
27h 20m
1 stop
$933British Airways
Mon, Sep 21 - Mon, Sep 28
Multiple Airlines Logo
5:45 pm - 8:40 am
IAD
-
EAS
32h 55m
2 stops
Multiple Airlines Logo
9:30 pm - 3:10 pm
EAS
-
IAD
47h 40m
2 stops
$935Multiple Airlines
Wed, Aug 12 - Wed, Aug 26
Multiple Airlines Logo
5:00 pm - 1:00 pm
IAD
-
EAS
14h 00m
1 stop
Multiple Airlines Logo
9:30 pm - 6:59 pm
EAS
-
IAD
27h 29m
2 stops
$942Multiple Airlines
Mon, Aug 24 - Tue, Sep 8
British Airways Logo
5:29 pm - 1:00 pm
DCA
-
EAS
13h 31m
2 stops
British Airways Logo
9:30 pm - 11:10 pm
EAS
-
DCA
31h 40m
2 stops
$951British Airways
Mon, Sep 21 - Mon, Sep 28

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Iberia flights from District of Columbia to San Sebastian

Our best Iberia deals on District of Columbia to San Sebastian flight tickets
Iberia
Sep 21
IAD5:00 pmWashington, D.C. Dulles Intl
14h 00m
1 stop
EAS1:00 pmSan Sebastián
Sep 28
EAS9:30 pmSan Sebastián
27h 20m
1 stop
IAD6:50 pmWashington, D.C. Dulles Intl
$901
Iberia
Aug 24
IAD5:00 pmWashington, D.C. Dulles Intl
14h 00m
1 stop
EAS1:00 pmSan Sebastián
Sep 8
EAS1:40 pmSan Sebastián
31h 50m
1 stop
IAD3:30 pmWashington, D.C. Dulles Intl
$931
Iberia
Sep 11
IAD5:00 pmWashington, D.C. Dulles Intl
18h 00m
1 stop
EAS5:00 pmSan Sebastián
Sep 17
EAS9:20 amSan Sebastián
15h 35m
1 stop
IAD6:55 pmWashington, D.C. Dulles Intl
$980

British Airways flights from District of Columbia to San Sebastian

Our best British Airways deals on District of Columbia to San Sebastian flight tickets
British Airways
Sep 21
IAD10:25 amWashington, D.C. Dulles Intl
20h 35m
2 stops
EAS1:00 pmSan Sebastián
Sep 28
EAS9:30 pmSan Sebastián
27h 20m
1 stop
IAD6:50 pmWashington, D.C. Dulles Intl
$933
British Airways
Sep 21
DCA5:29 pmWashington, D.C. Reagan-National
13h 31m
2 stops
EAS1:00 pmSan Sebastián
Sep 28
EAS9:30 pmSan Sebastián
31h 40m
2 stops
DCA11:10 pmWashington, D.C. Reagan-National
$951
British Airways
Sep 11
IAD10:25 amWashington, D.C. Dulles Intl
28h 25m
2 stops
EAS8:50 pmSan Sebastián
Sep 17
EAS1:40 pmSan Sebastián
35h 19m
2 stops
IAD6:59 pmWashington, D.C. Dulles Intl
$1,034

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 July 26, 2026.
Use the filters below to find and compare flights from District of Columbia 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 - EAS

IADEAS

Washington, D.C. Dulles Intl

Mon 8/24

10:35 pm-8:20 am

2 stops27h 45m

San Sebastián

Tue 9/8

9:30 pm-8:35 pm

2 stops29h 05m

$819

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Mon 9/21

5:00 pm-1:00 pm

1 stop14h 00m

San Sebastián

Mon 9/28

9:30 pm-6:50 pm

1 stop27h 20m

$901
Quickest round-trip

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Mon 8/24

6:10 am-8:40 am

2 stops20h 30m

San Sebastián

Tue 9/8

1:40 pm-6:50 pm

1 stop11h 10m

$920

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Tue 9/8

6:10 am-8:40 am

2 stops20h 30m

San Sebastián

Tue 9/15

9:20 am-6:50 pm

1 stop15h 30m

$925

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Mon 8/24

5:00 pm-1:00 pm

1 stop14h 00m

San Sebastián

Tue 9/8

1:40 pm-3:30 pm

1 stop31h 50m

$931

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Tue 9/8

8:30 pm-8:30 am

3 stops30h 00m

San Sebastián

Tue 9/15

5:55 pm-3:10 pm

2 stops27h 15m

$932

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Mon 9/21

10:25 am-1:00 pm

2 stops20h 35m

San Sebastián

Mon 9/28

9:30 pm-6:50 pm

1 stop27h 20m

$933

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Wed 8/12

5:45 pm-8:40 am

2 stops32h 55m

San Sebastián

Wed 8/26

9:30 pm-3:10 pm

2 stops47h 40m

$935

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Mon 8/24

5:00 pm-1:00 pm

1 stop14h 00m

San Sebastián

Tue 9/8

9:30 pm-6:59 pm

2 stops27h 29m

$942

Washington, D.C.San Sebastian

DCA - EAS

DCAEAS

Washington, D.C. Reagan-National

Mon 9/21

5:29 pm-1:00 pm

2 stops13h 31m

San Sebastián

Mon 9/28

9:30 pm-11:10 pm

2 stops31h 40m

$951

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from District of Columbia 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

Can stopping save me money on District of Columbia to San Sebastian flights?

You could potentially save up to 6% on your flight if you consider stops on a District of Columbia to San Sebastian flight.

Cheap District of Columbia to San Sebastian flight deals and tips

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

Fastest flight time

13h 10m

Direct flights

None
The fastest flight from District of Columbia to San Sebastian takes 13h 10m
There are no direct flights from District of Columbia to San Sebastian. There are no popular flight routes from District of Columbia to San Sebastian.
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Frequently asked questions about flying from District of Columbia to San Sebastian

  • When did momondo last update prices for flights from District of Columbia to San Sebastián Airport?

    Prices for flights from District of Columbia to San Sebastián Airport are refreshed on a daily basis.

  • How old do you have to be to fly from District of Columbia 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 District of Columbia 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.

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 District of Columbia to San Sebastian?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from District of Columbia to San Sebastian for you.

Can I find flights from District of Columbia to San Sebastian with flexible booking policies on momondo?

All flight searches from District of Columbia to San Sebastian on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to San Sebastian?

momondo helps you find the best flight between District of Columbia 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 District of Columbia to San Sebastian right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Sebastian from District of Columbia. 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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