Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from District of Columbia to San Sebastian from $692

This is the cheapest round-trip 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 11/5. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from District of Columbia to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
5:05 pm - 8:40 amIAD-EAS
33h 35m2 stops
Iberia Logo
9:30 pm - 4:30 pmEAS-IAD
25h 00m1 stop
$692Iberia
Find Deal
Wed, Nov 5 - Wed, Nov 12
American Airlines Logo
11:25 am - 8:40 amIAD-EAS
15h 15m2 stops
American Airlines Logo
9:30 pm - 7:21 pmEAS-IAD
27h 51m2 stops
$718American Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Multiple Airlines Logo
10:30 pm - 1:30 pmIAD-EAS
33h 00m3 stops
Multiple Airlines Logo
2:05 pm - 3:15 pmEAS-IAD
31h 10m2 stops
$804Multiple Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
American Airlines Logo
5:45 pm - 8:50 pmDCA-EAS
21h 05m2 stops
American Airlines Logo
1:40 pm - 10:47 amEAS-DCA
27h 07m2 stops
$839American Airlines
Find Deal
Fri, Nov 7 - Tue, Nov 11
American Airlines Logo
1:44 pm - 8:50 pmDCA-EAS
25h 06m2 stops
American Airlines Logo
1:40 pm - 8:55 amEAS-DCA
25h 15m2 stops
$848American Airlines
Find Deal
Fri, Nov 7 - Tue, Nov 11
Multiple Airlines Logo
10:30 pm - 1:30 pmIAD-EAS
33h 00m3 stops
Multiple Airlines Logo
2:05 pm - 3:15 pmEAS-IAD
31h 10m3 stops
$933Multiple Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Iberia Logo
5:05 pm - 8:50 pmIAD-EAS
21h 45m2 stops
Iberia Logo
1:40 pm - 3:35 pmEAS-IAD
31h 55m2 stops
$941Iberia
Find Deal
Fri, Nov 7 - Tue, Nov 11
Iberia Logo
5:05 pm - 1:00 pmIAD-EAS
13h 55m2 stops
Iberia Logo
9:20 am - 3:35 pmEAS-IAD
36h 15m2 stops
$1,015Iberia
Find Deal
Fri, Nov 7 - Tue, Nov 11
Iberia Logo
5:05 pm - 1:00 pmIAD-EAS
13h 55m2 stops
Iberia Logo
9:30 pm - 3:35 pmEAS-IAD
24h 05m2 stops
$1,228Iberia
Find Deal
Fri, Nov 7 - Tue, Nov 11
Multiple Airlines Logo
9:45 am - 1:30 pmIAD-EAS
21h 45m2 stops
Multiple Airlines Logo
2:05 pm - 4:22 pmEAS-IAD
32h 17m3 stops
$1,445Multiple Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28

American Airlines flights from District of Columbia to San Sebastian

Our best American Airlines deals on District of Columbia to San Sebastian flight tickets
American Airlines
Nov 5
IAD11:25 amWashington, D.C. Dulles Intl
15h 15m
2 stops
EAS8:40 amSan Sebastián
Nov 12
EAS9:30 pmSan Sebastián
27h 51m
2 stops
IAD7:21 pmWashington, D.C. Dulles Intl
$718
Find similar
American Airlines
Nov 7
DCA5:45 pmWashington, D.C. Reagan-National
21h 05m
2 stops
EAS8:50 pmSan Sebastián
Nov 11
EAS1:40 pmSan Sebastián
27h 07m
2 stops
DCA10:47 amWashington, D.C. Reagan-National
$839
Find similar
American Airlines
Nov 7
DCA1:44 pmWashington, D.C. Reagan-National
25h 06m
2 stops
EAS8:50 pmSan Sebastián
Nov 11
EAS1:40 pmSan Sebastián
25h 15m
2 stops
DCA8:55 amWashington, D.C. Reagan-National
$848
Find similar

Iberia flights from District of Columbia to San Sebastian

Our best Iberia deals on District of Columbia to San Sebastian flight tickets
Iberia
Nov 5
IAD5:05 pmWashington, D.C. Dulles Intl
33h 35m
2 stops
EAS8:40 amSan Sebastián
Nov 12
EAS9:30 pmSan Sebastián
25h 00m
1 stop
IAD4:30 pmWashington, D.C. Dulles Intl
$692
Find similar
Iberia
Nov 7
IAD5:05 pmWashington, D.C. Dulles Intl
21h 45m
2 stops
EAS8:50 pmSan Sebastián
Nov 11
EAS1:40 pmSan Sebastián
31h 55m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
$941
Find similar
Iberia
Nov 7
IAD5:05 pmWashington, D.C. Dulles Intl
13h 55m
2 stops
EAS1:00 pmSan Sebastián
Nov 11
EAS9:20 amSan Sebastián
36h 15m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
$1,015
Find similar

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 October 8, 2025.
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

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Wed 11/5

5:05 pm-8:40 am

2 stops33h 35m

San Sebastián

Wed 11/12

9:30 pm-4:30 pm

1 stop25h 00m

$692

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Wed 11/5

11:25 am-8:40 am

2 stops15h 15m

San Sebastián

Wed 11/12

9:30 pm-7:21 pm

2 stops27h 51m

$718

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Wed 11/5

10:30 pm-1:30 pm

3 stops33h 00m

San Sebastián

Wed 11/12

2:05 pm-3:15 pm

2 stops31h 10m

$804

Washington, D.C.San Sebastian

DCA - EAS

DCAEAS

Washington, D.C. Reagan-National

Fri 11/7

5:45 pm-8:50 pm

2 stops21h 05m

San Sebastián

Tue 11/11

1:40 pm-10:47 am

2 stops27h 07m

$839

Washington, D.C.San Sebastian

DCA - EAS

DCAEAS

Washington, D.C. Reagan-National

Fri 11/7

1:44 pm-8:50 pm

2 stops25h 06m

San Sebastián

Tue 11/11

1:40 pm-8:55 am

2 stops25h 15m

$848

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Wed 11/5

10:30 pm-1:30 pm

3 stops33h 00m

San Sebastián

Wed 11/12

2:05 pm-3:15 pm

3 stops31h 10m

$933

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Fri 11/7

5:05 pm-8:50 pm

2 stops21h 45m

San Sebastián

Tue 11/11

1:40 pm-3:35 pm

2 stops31h 55m

$941

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Fri 11/7

5:05 pm-1:00 pm

2 stops13h 55m

San Sebastián

Tue 11/11

9:20 am-3:35 pm

2 stops36h 15m

$1,015

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Fri 11/7

5:05 pm-1:00 pm

2 stops13h 55m

San Sebastián

Tue 11/11

9:30 pm-3:35 pm

2 stops24h 05m

$1,228

Washington, D.C.San Sebastian

IAD - EAS

IADEAS

Washington, D.C. Dulles Intl

Fri 11/21

9:45 am-1:30 pm

2 stops21h 45m

San Sebastián

Fri 11/28

2:05 pm-4:22 pm

3 stops32h 17m

$1,445

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Sebastian from

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

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 District of Columbia is on a Thursday. momondo users have found tickets for Thursday departures for as low as $702. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from District of Columbia to San Sebastian for around $1,191.

What is the cheapest time of day to depart on your flight to San Sebastian?

Flying to San Sebastian from District of Columbia in the evening is the least expensive time of day to depart. momondo users have found prices as low as $957 when looking at flights departing in the evening. Flights to San Sebastian are more costly in the afternoon, with an average ticket price of $1,087. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights

None
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.
Search flight deals

  • 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 many operators does momondo search for flights from District of Columbia to San Sebastián Airport?

  • 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.

Best airlines flying from District of Columbia to San Sebastian

Compare and see reviews for airlines that fly from District of Columbia to San Sebastian with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $561Free CancellationRating
7.0
2,974 reviews
Search Iberia flights

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.

An easier way to manage your San Sebastian trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 11/7
Fri 11/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Spain

Airports servicing Basque Country

Bilbao Airport