Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Baltimore to San Sebastian from $340

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to San Sebastian departing on 11/7. 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 Baltimore to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:30 pm - 8:20 am
BWI
-
EAS
29h 50m
3 stops
Multiple Airlines Logo
5:55 pm - 7:25 pm
EAS
-
BWI
31h 30m
3 stops
$966Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
British Airways Logo
9:30 pm - 6:40 pm
BWI
-
EAS
15h 10m
2 stops
British Airways Logo
9:30 pm - 5:15 pm
EAS
-
BWI
25h 45m
2 stops
$996British Airways
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
5:11 pm - 8:50 pm
BWI
-
EAS
21h 39m
2 stops
Multiple Airlines Logo
9:30 pm - 8:19 pm
EAS
-
BWI
28h 49m
2 stops
$1,002Multiple Airlines
Tue, Sep 15 - Wed, Sep 30
Multiple Airlines Logo
10:30 am - 8:40 am
BWI
-
EAS
16h 10m
2 stops
Multiple Airlines Logo
9:30 pm - 10:41 pm
EAS
-
BWI
31h 11m
2 stops
$1,035Multiple Airlines
Sun, Sep 6 - Sat, Sep 12
Multiple Airlines Logo
9:35 pm - 8:40 am
BWI
-
EAS
29h 05m
2 stops
Multiple Airlines Logo
9:30 pm - 7:40 pm
EAS
-
BWI
52h 10m
2 stops
$1,042Multiple Airlines
Sun, Sep 6 - Sat, Sep 12
Multiple Airlines Logo
4:28 pm - 8:50 pm
BWI
-
EAS
46h 22m
2 stops
Multiple Airlines Logo
9:30 pm - 8:40 pm
EAS
-
BWI
29h 10m
2 stops
$1,081Multiple Airlines
Sat, Aug 22 - Sat, Aug 29
Multiple Airlines Logo
8:30 pm - 8:20 am
BWI
-
EAS
29h 50m
3 stops
Multiple Airlines Logo
5:55 pm - 7:25 pm
EAS
-
BWI
31h 30m
3 stops
$1,082Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
British Airways Logo
9:35 pm - 8:50 pm
BWI
-
EAS
41h 15m
2 stops
British Airways Logo
9:30 pm - 11:59 pm
EAS
-
BWI
32h 29m
2 stops
$1,086British Airways
Sun, Oct 18 - Thu, Oct 22
Multiple Airlines Logo
9:35 pm - 8:50 pm
BWI
-
EAS
17h 15m
2 stops
Multiple Airlines Logo
9:30 pm - 7:45 pm
EAS
-
BWI
28h 15m
2 stops
$1,106Multiple Airlines
Sun, Aug 23 - Sat, Aug 29
Multiple Airlines Logo
8:30 pm - 8:20 am
BWI
-
EAS
29h 50m
3 stops
Multiple Airlines Logo
5:55 pm - 7:25 pm
EAS
-
BWI
31h 30m
3 stops
$1,121Multiple Airlines
Mon, Aug 24 - Mon, Aug 31

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

British Airways flights from Baltimore to San Sebastian

Our best British Airways deals on Baltimore to San Sebastian flight tickets
British Airways
Aug 17
BWI9:30 pmBaltimore/Washington
15h 10m
2 stops
EAS6:40 pmSan Sebastián
Aug 24
EAS9:30 pmSan Sebastián
25h 45m
2 stops
BWI5:15 pmBaltimore/Washington
$996
British Airways
Oct 18
BWI9:35 pmBaltimore/Washington
41h 15m
2 stops
EAS8:50 pmSan Sebastián
Oct 22
EAS9:30 pmSan Sebastián
32h 29m
2 stops
BWI11:59 pmBaltimore/Washington
$1,086
British Airways
Sep 21
BWI2:54 pmBaltimore/Washington
16h 06m
2 stops
EAS1:00 pmSan Sebastián
Sep 30
EAS9:30 pmSan Sebastián
28h 03m
2 stops
BWI7:33 pmBaltimore/Washington
$1,177

American Airlines flights from Baltimore to San Sebastian

Our best American Airlines deals on Baltimore to San Sebastian flight tickets
American Airlines
Aug 19
BWI7:46 amBaltimore/Washington
23h 14m
2 stops
EAS1:00 pmSan Sebastián
Aug 27
EAS9:20 amSan Sebastián
17h 29m
2 stops
BWI8:49 pmBaltimore/Washington
$1,150
American Airlines
Aug 23
BWI6:54 amBaltimore/Washington
19h 46m
2 stops
EAS8:40 amSan Sebastián
Sep 1
EAS9:20 amSan Sebastián
18h 39m
2 stops
BWI9:59 pmBaltimore/Washington
$1,180
American Airlines
Aug 22
BWI4:28 pmBaltimore/Washington
34h 12m
2 stops
EAS8:40 amSan Sebastián
Sep 1
EAS9:20 amSan Sebastián
16h 30m
2 stops
BWI7:50 pmBaltimore/Washington
$1,187

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore 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 1, 2026.
Use the filters below to find and compare flights from Baltimore to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Mon 8/17

8:30 pm-8:20 am

3 stops29h 50m

San Sebastián

Mon 8/24

5:55 pm-7:25 pm

3 stops31h 30m

$966
Quickest round-trip

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Mon 8/17

9:30 pm-6:40 pm

2 stops15h 10m

San Sebastián

Mon 8/24

9:30 pm-5:15 pm

2 stops25h 45m

$996

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Tue 9/15

5:11 pm-8:50 pm

2 stops21h 39m

San Sebastián

Wed 9/30

9:30 pm-8:19 pm

2 stops28h 49m

$1,002

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Sun 9/6

10:30 am-8:40 am

2 stops16h 10m

San Sebastián

Sat 9/12

9:30 pm-10:41 pm

2 stops31h 11m

$1,035

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Sun 9/6

9:35 pm-8:40 am

2 stops29h 05m

San Sebastián

Sat 9/12

9:30 pm-7:40 pm

2 stops52h 10m

$1,042

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Sat 8/22

4:28 pm-8:50 pm

2 stops46h 22m

San Sebastián

Sat 8/29

9:30 pm-8:40 pm

2 stops29h 10m

$1,081

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Mon 8/24

8:30 pm-8:20 am

3 stops29h 50m

San Sebastián

Mon 8/31

5:55 pm-7:25 pm

3 stops31h 30m

$1,082

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Sun 10/18

9:35 pm-8:50 pm

2 stops41h 15m

San Sebastián

Thu 10/22

9:30 pm-11:59 pm

2 stops32h 29m

$1,086

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Sun 8/23

9:35 pm-8:50 pm

2 stops17h 15m

San Sebastián

Sat 8/29

9:30 pm-7:45 pm

2 stops28h 15m

$1,106

BaltimoreSan Sebastian

BWI - EAS

BWIEAS

Baltimore/Washington

Mon 8/24

8:30 pm-8:20 am

3 stops29h 50m

San Sebastián

Mon 8/31

5:55 pm-7:25 pm

3 stops31h 30m

$1,121

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

See travel insights to San Sebastian from

How to get the cheapest flight ticket from Baltimore 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 Baltimore/Washington to San Sebastián?

British Airways is the most popular carrier operating from Baltimore/Washington to San Sebastián

What airlines fly to San Sebastian?

Lufthansa, United Airlines and TAP AIR PORTUGAL are the top three most popular airlines that fly to San Sebastian from Baltimore according to our data. Lufthansa is the first choice among our users, with 31% of people opting to fly with this airline when traveling to San Sebastian. Keep in mind that there are 4 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 Baltimore to San Sebastian

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

Cheap Baltimore to San Sebastian (BWI to EAS) flight deals and tips

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

Fastest flight time

28h 44m

Direct flights

None
The fastest flight from Baltimore to San Sebastian takes 28h 44m
There are no direct flights from Baltimore to San Sebastian. There are no popular flight routes from Baltimore to San Sebastian.
Search flight deals

Frequently asked questions about flying from Baltimore to San Sebastian

  • How far is Baltimore/Washington to San Sebastián by plane?

    There are 3748.9 mi between Baltimore/Washington and San Sebastián. Flights usually cover this in 28h 44m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to San Sebastián Airport?

    Prices for flights from Baltimore/Washington Airport to San Sebastián Airport were last updated today.

  • How old do you have to be to fly from Baltimore/Washington Airport 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 Baltimore/Washington Airport to San Sebastián Airport.

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

    The necessary travel and health documents for your San Sebastián Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 Baltimore 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 Baltimore to San Sebastian for you.

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

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

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

Once you have performed a search for Baltimore to San Sebastian flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to San Sebastian from Baltimore are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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 7/31
Fri 8/7
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