HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bilbao

$326+ Cheap flights from Detroit (DTT) to Bilbao (BIO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — BIO
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Detroit to Bilbao with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Detroit to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Bilbao (BIO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$747
(FlightHub)

One-way from

$326
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$867
Provider with most accurate pricing for Detroit (DTT)-Bilbao flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Bilbao flights.
Search Deals
From Detroit (DTT) to Bilbao
Search Deals
One-way flight from Detroit (DTT) to Bilbao
Search Deals
Highest demand for flights based on searches. 36% potential increase in price ($669 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($137 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Detroit to Bilbao

Cheapest flights from Detroit to Bilbao
Explore the most affordable flight options available from Detroit to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:45 pmDTW - BIO
1 stop14h 10mUnited Airlines
Fri 1/96:45 amBIO - DTW
1 stop13h 10mUnited Airlines
Deal found 4/1$642
This Air Canada deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/278:55 pmDTW - BIO
2 stops33h 00mAir Canada
Thu 1/81:00 pmBIO - DTW
2 stops32h 07mAir Canada
Deal found 4/1$653
This Lufthansa deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:45 pmDTW - BIO
1 stop14h 10mLufthansa
Tue 1/65:30 pmBIO - DTW
1 stop26h 25mLufthansa
Deal found 4/1$746
This FlightHub deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/259:00 pmDTW - BIO
1 stop38h 25mTurkish Airlines
Tue 9/912:05 pmBIO - DTW
1 stop37h 00mTurkish Airlines
Deal found 4/1$747
This KLM deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/139:20 pmDTW - BIO
1 stop18h 40mKLM
Tue 4/225:15 pmBIO - DTW
1 stop26h 20mKLM
Deal found 4/1$805
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1312:20 pmDTW - BIO
2 stops16h 05mDelta
Tue 4/226:50 amBIO - DTW
1 stop14h 55mDelta
Deal found 4/1$810
This Travelocity deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/35:55 pmDTW - BIO
2 stops35h 10mMultiple Airlines
Mon 5/127:10 pmBIO - DTW
2 stops26h 23mMultiple Airlines
Deal found 4/1$836
This Expedia deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/135:55 pmDTW - BIO
2 stops17h 00mIberia
Tue 4/229:35 pmBIO - DTW
2 stops31h 52mIberia
Deal found 4/1$861
This Finnair deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/225:10 pmDTW - BIO
2 stops24h 05mFinnair
Wed 8/66:45 amBIO - DTW
2 stops22h 40mFinnair
Deal found 4/1$961
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/35:40 pmDTW - BIO
2 stops36h 00mTAP AIR PORTUGAL
Mon 5/1212:25 pmBIO - DTW
3 stops26h 38mTAP AIR PORTUGAL
Deal found 4/1$1,241
This Air France deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:20 pmDTW - BIO
1 stop19h 00mAir France
Wed 1/77:20 amBIO - DTW
2 stops14h 45mAir France
Deal found 4/1$1,835

Cheapflights Fare Finder

Customize your flight search to find flights from Detroit to Bilbao 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, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2025.
Use the filters below to find and compare flights from Detroit to Bilbao that are best for you.

Fly from

Detroit

Fly to

Bilbao

Route

Depart

Return

Price

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Mon 8/25

9:00 pm-5:25 pm

1 stop38h 25m

Bilbao

Tue 9/9

12:05 pm-7:05 pm

1 stop37h 00m

$747

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Mon 8/25

4:00 pm-6:45 pm

1 stop20h 45m

Bilbao

Tue 9/9

6:45 am-8:19 pm

2 stops19h 34m

$799

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Sun 4/13

9:20 pm-10:00 pm

1 stop18h 40m

Bilbao

Tue 4/22

5:15 pm-1:35 pm

1 stop26h 20m

$805

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Sun 4/13

12:20 pm-10:25 am

2 stops16h 05m

Bilbao

Tue 4/22

6:50 am-3:45 pm

1 stop14h 55m

$810

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Sat 5/3

5:55 pm-11:05 am

2 stops35h 10m

Bilbao

Mon 5/12

7:10 pm-3:33 pm

2 stops26h 23m

$836

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Sat 5/3

5:55 pm-11:05 am

2 stops35h 10m

Bilbao

Mon 5/12

7:10 pm-2:10 pm

1 stop25h 00m

$843

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Sun 4/13

5:55 pm-4:55 pm

2 stops17h 00m

Bilbao

Tue 4/22

9:35 pm-11:27 pm

2 stops31h 52m

$861

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Sat 5/17

9:30 am-5:50 pm

2 stops26h 20m

Bilbao

Sat 5/24

6:45 am-9:25 pm

2 stops20h 40m

$916

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Tue 7/22

5:10 pm-11:15 pm

2 stops24h 05m

Bilbao

Wed 8/6

6:45 am-11:25 pm

2 stops22h 40m

$961

DetroitBilbao

DTW - BIO

DTWBIO

Detroit Metropolitan Wayne County

Sat 5/3

5:40 pm-11:40 am

2 stops36h 00m

Bilbao

Mon 5/12

12:25 pm-9:03 am

3 stops26h 38m

$1,241

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 13 results
1
2

Compare providers for flights from Detroit to Bilbao

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Bilbao in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Detroit-Bilbao flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Bilbao flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Bilbao flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Bilbao flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Bilbao flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Detroit with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Bilbao

Rainfall in Bilbao by month

Plan your trip to Bilbao by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bilbao ranges from 2.4 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Bilbao when rainfall is around 2.4 in.

Temperature in Bilbao by month

Plan your trip to Bilbao by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bilbao, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bilbao. Reviews last updated April 2, 2025.
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,616 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,750 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Detroit to Bilbao round-trip?

    Cheapflights users have booked flights from Detroit to Bilbao round-trip from $747. Other airlines that can offer you cheap pricing are United Airlines, from $799, and KLM, from $805. Turkish Airlines is 36% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Detroit to Bilbao that include hotel bookings?

    Yes. In addition to deals on Detroit to Bilbao flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Bilbao?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Bilbao.

  • Can I find deals for business class flights from Detroit to Bilbao?

    Yes. Cheapflights offers flight deals from Detroit to Bilbao by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Detroit to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Detroit to Bilbao (average of $541). Flying from Detroit to Bilbao in June is currently the most expensive (average of $1,178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Detroit to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Bilbao flights
Midway to Bilbao flights
O'Hare Intl to San Sebastian flights
Detroit to Bilbao flights
Detroit to San Sebastian flights

Top 3 airlines flying from Detroit to Bilbao

Discover the top 3 airlines that operate flights from Detroit to Bilbao. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$569Average$1,255FlexibilityNo cancel feeOn-time75%
DeltaCheapest$569Average$1,099FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$887Average$1,715FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.