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Cheap flights from Detroit to San Sebastian from $1,218

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 8/10. 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.
Iberia Logo
1:06 pm - 8:50 pm
DTW
-
EAS
25h 44m
2 stops
Iberia Logo
9:30 pm - 9:33 pm
EAS
-
DTW
30h 03m
2 stops
$1,218Iberia
Mon, Aug 10 - Mon, Aug 17
Iberia Logo
10:24 am - 8:50 pm
DTW
-
EAS
28h 26m
2 stops
Iberia Logo
9:30 pm - 9:33 pm
EAS
-
DTW
30h 03m
2 stops
$1,268Iberia
Thu, Aug 6 - Mon, Aug 17
Iberia Logo
12:40 pm - 8:50 pm
DTW
-
EAS
26h 10m
2 stops
Iberia Logo
9:30 pm - 8:20 pm
EAS
-
DTW
28h 50m
2 stops
$1,633Iberia
Sat, Aug 8 - Mon, Aug 17
Iberia Logo
10:24 am - 8:50 pm
DTW
-
EAS
28h 26m
2 stops
Iberia Logo
9:20 am - 9:33 pm
EAS
-
DTW
18h 13m
2 stops
$1,741Iberia
Thu, Aug 6 - Sun, Aug 16
Iberia Logo
10:24 am - 8:50 pm
DTW
-
EAS
28h 26m
2 stops
Iberia Logo
9:20 am - 9:33 pm
EAS
-
DTW
18h 13m
2 stops
$2,508Iberia
Fri, Aug 7 - Sun, Aug 16
Multiple Airlines Logo
6:05 am - 8:40 am
DTW
-
EAS
20h 35m
2 stops
Multiple Airlines Logo
9:20 am - 11:59 pm
EAS
-
DTW
20h 39m
2 stops
$2,603Multiple Airlines
Sat, Aug 8 - Sun, Aug 16
Multiple Airlines Logo
4:46 pm - 5:20 pm
DTW
-
EAS
18h 34m
2 stops
Multiple Airlines Logo
1:40 pm - 10:59 pm
EAS
-
DTW
38h 19m
2 stops
$6,824Multiple Airlines
Sat, Oct 17 - Sun, Oct 25
Multiple Airlines Logo
10:22 am - 1:00 pm
DTW
-
EAS
20h 38m
2 stops
Multiple Airlines Logo
1:40 pm - 10:41 am
EAS
-
DTW
26h 01m
3 stops
$6,980Multiple Airlines
Sat, Oct 17 - Sun, Oct 25

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Iberia flights from Detroit to San Sebastian

Our best Iberia deals on Detroit to San Sebastian flight tickets
Iberia
Aug 10
DTW1:06 pmDetroit Metropolitan Wayne County
25h 44m
2 stops
EAS8:50 pmSan Sebastián
Aug 17
EAS9:30 pmSan Sebastián
30h 03m
2 stops
DTW9:33 pmDetroit Metropolitan Wayne County
$1,218
Iberia
Aug 6
DTW10:24 amDetroit Metropolitan Wayne County
28h 26m
2 stops
EAS8:50 pmSan Sebastián
Aug 17
EAS9:30 pmSan Sebastián
30h 03m
2 stops
DTW9:33 pmDetroit Metropolitan Wayne County
$1,268
Iberia
Aug 8
DTW12:40 pmDetroit Metropolitan Wayne County
26h 10m
2 stops
EAS8:50 pmSan Sebastián
Aug 17
EAS9:30 pmSan Sebastián
28h 50m
2 stops
DTW8:20 pmDetroit Metropolitan Wayne County
$1,633

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 July 12, 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

Mon 8/10

1:06 pm-8:50 pm

2 stops25h 44m

San Sebastián

Mon 8/17

9:30 pm-9:33 pm

2 stops30h 03m

$1,218

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Thu 8/6

10:24 am-8:50 pm

2 stops28h 26m

San Sebastián

Mon 8/17

9:30 pm-9:33 pm

2 stops30h 03m

$1,268

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Sat 8/8

12:40 pm-8:50 pm

2 stops26h 10m

San Sebastián

Mon 8/17

9:30 pm-8:20 pm

2 stops28h 50m

$1,633

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Thu 8/6

10:24 am-8:50 pm

2 stops28h 26m

San Sebastián

Sun 8/16

9:20 am-9:33 pm

2 stops18h 13m

$1,741

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Fri 8/7

10:24 am-8:50 pm

2 stops28h 26m

San Sebastián

Sun 8/16

9:20 am-9:33 pm

2 stops18h 13m

$2,508
Quickest round-trip

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Sat 8/8

6:05 am-8:40 am

2 stops20h 35m

San Sebastián

Sun 8/16

9:20 am-11:59 pm

2 stops20h 39m

$2,603

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Sat 10/17

4:46 pm-5:20 pm

2 stops18h 34m

San Sebastián

Sun 10/25

1:40 pm-10:59 pm

2 stops38h 19m

$6,824

DetroitSan Sebastian

DTW - EAS

DTWEAS

Detroit Metropolitan Wayne County

Sat 10/17

10:22 am-1:00 pm

2 stops20h 38m

San Sebastián

Sun 10/25

1:40 pm-10:41 am

3 stops26h 01m

$6,980

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

17h 47m

Direct flights

None
The fastest flight from Detroit to San Sebastian takes 17h 47m
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. 17h 47m 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.

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