Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Detroit to San Sebastian from $1,001

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to San Sebastian departing on 8/11. 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 Detroit to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:03 pm - 8:40 am
DTW
-
EAS
29h 37m
2 stops
Multiple Airlines Logo
9:30 pm - 11:56 pm
EAS
-
DTW
32h 26m
2 stops
$1,001Multiple Airlines
Tue, Aug 11 - Tue, Aug 18
British Airways Logo
7:21 pm - 8:50 pm
DTW
-
EAS
43h 29m
2 stops
British Airways Logo
9:30 pm - 9:43 pm
EAS
-
DTW
30h 13m
2 stops
$1,117British Airways
Sat, Aug 29 - Sat, Sep 5
American Airlines Logo
1:01 pm - 8:40 am
DTW
-
EAS
37h 39m
2 stops
American Airlines Logo
9:20 am - 8:20 pm
EAS
-
DTW
17h 00m
2 stops
$1,216American Airlines
Tue, Sep 1 - Tue, Sep 8
Iberia Logo
9:59 am - 8:40 am
DTW
-
EAS
16h 41m
2 stops
Iberia Logo
9:20 am - 11:55 pm
EAS
-
DTW
20h 35m
2 stops
$1,276Iberia
Sun, Aug 30 - Sun, Sep 6
Iberia Logo
12:15 pm - 8:40 am
DTW
-
EAS
14h 25m
2 stops
Iberia Logo
9:20 am - 8:13 pm
EAS
-
DTW
16h 53m
2 stops
$1,328Iberia
Fri, Aug 28 - Sat, Sep 5
Iberia Logo
12:15 pm - 8:40 am
DTW
-
EAS
14h 25m
2 stops
Iberia Logo
9:20 am - 8:20 pm
EAS
-
DTW
17h 00m
2 stops
$1,329Iberia
Fri, Aug 28 - Fri, Sep 4
Multiple Airlines Logo
4:00 pm - 8:30 am
DTW
-
EAS
34h 30m
3 stops
Multiple Airlines Logo
5:55 pm - 9:40 pm
EAS
-
DTW
33h 45m
3 stops
$1,340Multiple Airlines
Tue, Aug 11 - Tue, Aug 18
Iberia Logo
12:15 pm - 8:40 am
DTW
-
EAS
14h 25m
2 stops
Iberia Logo
9:20 am - 11:55 pm
EAS
-
DTW
20h 35m
2 stops
$1,343Iberia
Fri, Aug 28 - Sun, Sep 6
Multiple Airlines Logo
10:15 am - 5:20 pm
DTW
-
EAS
25h 05m
2 stops
Multiple Airlines Logo
5:55 pm - 6:45 pm
EAS
-
DTW
30h 50m
3 stops
$1,821Multiple Airlines
Tue, Aug 11 - Tue, Aug 18

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

Iberia flights from Detroit to San Sebastian

Our best Iberia deals on Detroit to San Sebastian flight tickets
Iberia
Aug 30
DTW9:59 amDetroit Metropolitan Wayne County
16h 41m
2 stops
EAS8:40 amSan Sebastián
Sep 6
EAS9:20 amSan Sebastián
20h 35m
2 stops
DTW11:55 pmDetroit Metropolitan Wayne County
$1,276
Iberia
Aug 28
DTW12:15 pmDetroit Metropolitan Wayne County
14h 25m
2 stops
EAS8:40 amSan Sebastián
Sep 5
EAS9:20 amSan Sebastián
16h 53m
2 stops
DTW8:13 pmDetroit Metropolitan Wayne County
$1,328
Iberia
Aug 28
DTW12:15 pmDetroit Metropolitan Wayne County
14h 25m
2 stops
EAS8:40 amSan Sebastián
Sep 4
EAS9:20 amSan Sebastián
17h 00m
2 stops
DTW8:20 pmDetroit Metropolitan Wayne County
$1,329

momondo Fare Finder

 
Customize your flight search to find flights from Detroit 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 June 28, 2026.
Use the filters below to find and compare flights from Detroit to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Tue 8/11

9:03 pm-8:40 am

2 stops29h 37m

San Sebastián

Tue 8/18

9:30 pm-11:56 pm

2 stops32h 26m

$1,001

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Sat 8/29

7:21 pm-8:50 pm

2 stops43h 29m

San Sebastián

Sat 9/5

9:30 pm-9:43 pm

2 stops30h 13m

$1,117

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Tue 9/1

1:01 pm-8:40 am

2 stops37h 39m

San Sebastián

Tue 9/8

9:20 am-8:20 pm

2 stops17h 00m

$1,216

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Sun 8/30

9:59 am-8:40 am

2 stops16h 41m

San Sebastián

Sun 9/6

9:20 am-11:55 pm

2 stops20h 35m

$1,276
Quickest round-trip

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Fri 8/28

12:15 pm-8:40 am

2 stops14h 25m

San Sebastián

Sat 9/5

9:20 am-8:13 pm

2 stops16h 53m

$1,328

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Fri 8/28

12:15 pm-8:40 am

2 stops14h 25m

San Sebastián

Fri 9/4

9:20 am-8:20 pm

2 stops17h 00m

$1,329

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Tue 8/11

4:00 pm-8:30 am

3 stops34h 30m

San Sebastián

Tue 8/18

5:55 pm-9:40 pm

3 stops33h 45m

$1,340

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Fri 8/28

12:15 pm-8:40 am

2 stops14h 25m

San Sebastián

Sun 9/6

9:20 am-11:55 pm

2 stops20h 35m

$1,343

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Tue 8/11

10:15 am-5:20 pm

2 stops25h 05m

San Sebastián

Tue 8/18

5:55 pm-6:45 pm

3 stops30h 50m

$1,821

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Detroit to San Sebastian

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

Cheap Detroit to San Sebastian (DTT to EAS) flight deals and tips

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

Fastest flight time

43h 29m

Direct flights

None
The fastest flight from Detroit to San Sebastian takes 43h 29m
There are no direct flights from Detroit to San Sebastian. There are no popular flight routes from Detroit to San Sebastian.
Search flight deals

Frequently asked questions about flying from Detroit to San Sebastian

  • How far is Detroit to San Sebastián by plane?

    San Sebastián is 3931.8 mi away from Detroit. 43h 29m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Detroit to San Sebastián Airport?

    Prices for flights from Detroit to San Sebastián Airport were last updated today.

  • How old do you have to be to fly from Detroit 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 Detroit 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.

Frequently asked questions about flying from Detroit to San Sebastian

  • How do I get Price Alerts for flights from Detroit to San Sebastian?

    Price Alerts will notify you by email when the price for flights to San Sebastian from Detroit decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Detroit to San Sebastian with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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 Detroit to San Sebastian?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Detroit to San Sebastian. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to San Sebastian from Detroit with this policy.

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

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

If you are not ready to book a flight from Detroit to San Sebastian now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Sebastian and let you know when they 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
Tue 7/28
Tue 8/4
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