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$522+ Cheap flights from Midway (MDW) 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — BIO
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Cheap flight deals from Midway to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Midway (MDW) 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$534
(Delta)

One-way from

$522
(Delta)

Popular in

April

Cheapest in

February

Average price

$613
Provider with most accurate pricing for Chicago (CHI)-Bilbao flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Bilbao flights.
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From Chicago Midway to Bilbao
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One-way flight from Chicago Midway to Bilbao
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Highest demand for flights based on searches. 28% potential increase in price ($387 potential increase over avg. RT price).
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Cheapest flight prices on average. 18% potential price decrease ($151 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Midway to Bilbao

Cheapest flights from Midway to Bilbao
Explore the most affordable flight options available from Midway to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Delta deal was found by Cheapflights users on 10/12. 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.
Wed 11/1210:47 amMDW - BIO
2 stops23h 33mDelta
Sun 11/1611:55 amBIO - MDW
2 stops37h 23mDelta
Deal found 10/12$534
This Delta deal was found by Cheapflights users on 10/13. 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.
Thu 11/275:34 pmMDW - BIO
2 stops15h 56mDelta
Thu 12/46:50 amBIO - MDW
2 stops18h 10mDelta
Deal found 10/13$540
This Delta deal was found by Cheapflights users on 10/14. 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 11/309:34 amMDW - BIO
2 stops18h 56mDelta
Sat 12/136:50 amBIO - MDW
2 stops18h 16mDelta
Deal found 10/14$844
This Delta deal was found by Cheapflights users on 10/13. 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.
Wed 10/2910:40 amMDW - BIO
2 stops18h 40mDelta
Wed 11/56:50 amBIO - MDW
2 stops18h 35mDelta
Deal found 10/13$880
This KLM deal was found by Cheapflights users on 10/14. 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.
Tue 11/181:47 pmMDW - BIO
2 stops14h 43mKLM
Fri 11/216:50 amBIO - MDW
2 stops16h 48mKLM
Deal found 10/14$1,144
This Delta deal was found by Cheapflights users on 10/14. 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.
Fri 11/215:34 pmMDW - BIO
2 stops15h 56mDelta
Fri 11/286:50 amBIO - MDW
2 stops18h 28mDelta
Deal found 10/14$1,249
This Delta deal was found by Cheapflights users on 10/13. 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.
Mon 12/229:29 amMDW - BIO
2 stops19h 01mDelta
Mon 12/296:50 amBIO - MDW
2 stops16h 34mDelta
Deal found 10/13$1,274
This KLM deal was found by Cheapflights users on 10/14. 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 12/2812:45 pmMDW - BIO
2 stops15h 35mKLM
Sun 1/117:25 amBIO - MDW
2 stops18h 09mKLM
Deal found 10/14$1,396
This KLM deal was found by Cheapflights users on 10/14. 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.
Wed 12/171:50 pmMDW - BIO
2 stops14h 40mKLM
Thu 1/17:25 amBIO - MDW
2 stops17h 01mKLM
Deal found 10/14$1,468
This Delta deal was found by Cheapflights users on 10/14. 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.
Mon 12/2211:48 amMDW - BIO
2 stops16h 32mDelta
Mon 1/56:50 amBIO - MDW
2 stops18h 18mDelta
Deal found 10/14$1,785

Cheapflights Fare Finder

 
Customize your flight search to find flights from Midway 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 October 14, 2025.
Use the filters below to find and compare flights from Chicago Midway Airport to Bilbao that are best for you.

Fly from

Midway

Fly to

Bilbao

Route

Depart

Return

Price

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Wed 11/12

10:47 am-5:20 pm

2 stops23h 33m

Bilbao

Sun 11/16

11:55 am-6:18 pm

2 stops37h 23m

$534

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Thu 11/27

5:34 pm-4:30 pm

2 stops15h 56m

Bilbao

Thu 12/4

6:50 am-6:00 pm

2 stops18h 10m

$540

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Sun 11/30

9:34 am-11:30 am

2 stops18h 56m

Bilbao

Sat 12/13

6:50 am-6:06 pm

2 stops18h 16m

$844

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Wed 10/29

10:40 am-11:20 am

2 stops18h 40m

Bilbao

Wed 11/5

6:50 am-6:25 pm

2 stops18h 35m

$880

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Tue 11/18

1:47 pm-11:30 am

2 stops14h 43m

Bilbao

Fri 11/21

6:50 am-4:38 pm

2 stops16h 48m

$1,144

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Mon 12/22

9:29 am-11:30 am

2 stops19h 01m

Bilbao

Mon 12/29

6:50 am-4:24 pm

2 stops16h 34m

$1,274

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Sun 12/28

12:45 pm-11:20 am

2 stops15h 35m

Bilbao

Sun 1/11

7:25 am-6:34 pm

2 stops18h 09m

$1,396

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Mon 12/29

12:45 pm-11:20 am

2 stops15h 35m

Bilbao

Sun 1/11

7:25 am-6:08 pm

2 stops17h 43m

$1,396

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Wed 12/17

1:50 pm-11:30 am

2 stops14h 40m

Bilbao

Thu 1/1

7:25 am-5:26 pm

2 stops17h 01m

$1,468

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Mon 12/22

11:48 am-11:20 am

2 stops16h 32m

Bilbao

Mon 1/5

6:50 am-6:08 pm

2 stops18h 18m

$1,785

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/13

Showing 1-10 of 11 results
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Best time to book a flight from Midway to Bilbao

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

Related info for your journey

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

  • What airport do you fly into for flights to Bilbao from Chicago Midway?

    For a flight from Chicago Midway to Bilbao, you will be flying into Bilbao. Bilbao (BIO) is just 3.0 mi from the center of the city. Bilbao is the only Bilbao airport and it handles 0 inbound flights from Chicago Midway per day. 0 airlines have flights to Bilbao from Chicago Midway on a regular basis.

  • How long is the flight from Chicago Midway Airport to Bilbao?

    Airlines like Delta fly from Chicago Midway Airport to Bilbao in about 23h 33m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 4116 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Midway 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.

See more FAQs

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