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$743+ Cheap flights from Milwaukee (MKE) to Bilbao (BIO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — BIO
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Milwaukee to Bilbao

Cheapest flights from Milwaukee to Bilbao
Explore the most affordable flight options available from Milwaukee to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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.
Fri 2/610:30 am
MKE
-
BIO
2 stops18h 30m
United Airlines
Tue 2/1011:35 am
BIO
-
MKE
2 stops18h 21m
United Airlines
Deal found 1/26$743
This Expedia deal was found by Cheapflights users on 1/27. 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.
Mon 7/136:33 pm
MKE
-
BIO
2 stops21h 42m
Iberia
Mon 7/205:35 pm
BIO
-
MKE
2 stops34h 40m
Iberia
Deal found 1/27$955
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Sun 7/51:14 pm
MKE
-
BIO
2 stops21h 16m
Aer Lingus
Wed 7/156:10 pm
BIO
-
MKE
2 stops30h 53m
Aer Lingus
Deal found 1/26$1,214

Find flight deals from Milwaukee to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) 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 January 28, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$955
(Expedia)
Provider with most accurate pricing for Milwaukee-Mitchell-Bilbao flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Bilbao flights.
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From Milwaukee-Mitchell to Bilbao
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee 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 January 28, 2026.
Use the filters below to find and compare flights from Milwaukee to Bilbao that are best for you.

Fly from

Milwaukee

Fly to

Bilbao

Route

Depart

Return

Price

MilwaukeeBilbao

MKE - BIO

MKEBIO

Milwaukee-Mitchell

Mon 7/13

6:33 pm-11:15 pm

2 stops21h 42m

Bilbao

Mon 7/20

5:35 pm-9:15 pm

2 stops34h 40m

$955

MilwaukeeBilbao

MKE - BIO

MKEBIO

Milwaukee-Mitchell

Sun 7/5

1:14 pm-5:30 pm

2 stops21h 16m

Bilbao

Wed 7/15

6:10 pm-6:03 pm

2 stops30h 53m

$1,214

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

  • Most accurate provider: When it comes to deals on Milwaukee-Bilbao flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Milwaukee-Bilbao flight deals on Cheapflights vs. Ovago 90-95% of the time. Price accuracy is based on data collected from Milwaukee-Bilbao flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Bilbao flights, Cheapflights users trust Ovago the most. Ovago 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 Milwaukee-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 Milwaukee to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Milwaukee 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 Milwaukee to Bilbao

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

Currently, August is the cheapest month in which you can book a flight from Milwaukee to Bilbao (average of $547). Flying from Milwaukee to Bilbao in January is currently the most expensive (average of $901). 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.

Related info for your journey

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

  • How long is the flight from Milwaukee to Bilbao?

    Departing from Milwaukee to Bilbao will take you 21h 16m. The distance between Milwaukee and Bilbao is about 4079 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Milwaukee 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 Milwaukee to Bilbao?

    Currently, August is the cheapest month in which you can book a flight from Milwaukee to Bilbao (average of $547). Flying from Milwaukee to Bilbao in January is currently the most expensive (average of $901). 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.

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