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$274+ Cheap flights from Illinois 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BIO
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Illinois to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) 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 November 21, 2024.

Find flight deals from Illinois to Bilbao

Cheapest flights from Illinois to Bilbao
Explore the most affordable flight options available from Illinois to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This KAYAK deal was found by Cheapflights users on 11/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1911:55 amORD - BIO
1 stop16h 15mTurkish Airlines
Tue 12/3112:10 pmBIO - ORD
1 stop29h 00mTurkish Airlines
Deal found 11/21$1,785
This United deal was found by Cheapflights users on 11/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/259:05 pmORD - BIO
2 stops32h 15mUnited Airlines
Fri 1/36:45 amBIO - ORD
1 stop13h 40mUnited Airlines
Deal found 11/21$1,891
This Air Canada deal was found by Cheapflights users on 11/21. 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.
Thu 12/192:05 pmORD - BIO
2 stops20h 55mMultiple Airlines
Tue 12/311:00 pmBIO - ORD
2 stops28h 10mMultiple Airlines
Deal found 11/21$1,939
This Delta deal was found by Cheapflights users on 11/21. 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 12/255:51 pmMDW - BIO
2 stops16h 29mDelta
Fri 1/36:50 amBIO - MDW
2 stops16h 27mDelta
Deal found 11/21$2,002
This Aeromexico deal was found by Cheapflights users on 11/21. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/224:25 pmORD - BIO
2 stops22h 55mAir France
Sat 11/306:05 pmBIO - ORD
2 stops51h 25mAir France
Deal found 11/21$2,074
This KAYAK deal was found by Cheapflights users on 11/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2210:35 pmORD - BIO
1 stop17h 20mLufthansa
Sat 11/307:20 amBIO - ORD
2 stops34h 45mLufthansa
Deal found 11/21$2,164
This Delta deal was found by Cheapflights users on 11/21. 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 11/224:25 pmORD - BIO
1 stop17h 05mDelta
Sat 11/306:50 amBIO - ORD
1 stop14h 40mDelta
Deal found 11/21$2,468

Find flights from Illinois to Bilbao within your budget

Customize your flight search to find flights from Illinois 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 2,612,795 searches. Data last updated November 21, 2024.

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ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Mon 1/6

8:30 pm-9:50 pm

2 stops42h 20m

Bilbao

Mon 1/13

1:10 pm-2:45 pm

2 stops32h 35m

$525

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Sat 3/15

9:30 pm-11:10 am

1 stop31h 40m

Bilbao

Sun 3/23

5:20 pm-11:10 am

1 stop23h 50m

$600

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Fri 3/21

8:30 pm-12:15 pm

2 stops33h 45m

Bilbao

Sun 3/30

6:45 am-10:54 am

2 stops35h 09m

$610

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Mon 1/6

5:55 pm-4:35 pm

2 stops15h 40m

Bilbao

Mon 1/13

1:10 pm-3:15 pm

1 stop33h 05m

$762

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Mon 1/6

7:10 pm-10:45 pm

2 stops20h 35m

Bilbao

Mon 1/13

6:50 am-3:50 pm

2 stops16h 00m

$772

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Mon 1/6

2:08 pm-4:30 pm

2 stops19h 22m

Bilbao

Mon 1/13

6:50 am-6:14 pm

2 stops18h 24m

$898

ChicagoBilbao

MDW - BIO

MDWBIO

Chicago Midway

Sun 1/5

9:30 am-10:20 pm

2 stops29h 50m

Bilbao

Sun 1/12

5:20 pm-6:14 pm

2 stops31h 54m

$1,007

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Thu 5/1

4:30 pm-12:50 pm

1 stop13h 20m

Bilbao

Fri 5/2

9:35 pm-2:15 pm

1 stop23h 40m

$1,156

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Fri 1/3

4:25 pm-11:15 am

1 stop11h 50m

Bilbao

Fri 1/10

6:50 am-2:30 pm

1 stop14h 40m

$1,232

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Wed 12/25

4:25 pm-5:20 pm

2 stops41h 55m

Bilbao

Fri 1/3

7:20 am-3:05 pm

1 stop14h 45m

$2,180

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 24 results
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Best time to book a flight from Illinois to Bilbao

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

Travel insights for flights from Illinois to Bilbao

Get recent, data-driven insights about flights from Illinois to Bilbao including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Bilbao (average of $536). Flying from Illinois to Bilbao in June is currently the most expensive (average of $1,184). 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.

What is the cheapest time of day to fly from IL to BIO?

Find hourly flight availability from Illinois to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from Illinois to Bilbao, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 November 21, 2024.
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

Delta
8.0
Very good
8,755 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

Austrian Airlines
7.6
Good
804 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

Air France
7.4
Good
1,525 reviews
Delta
8.0
Very good
8,755 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 10

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 Illinois 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 Illinois?

    For a flight from Illinois to Bilbao, you will be flying into Bilbao. Bilbao (BIO) is just 3.0 mi from the center of the city.

  • What are the cheapest airlines to fly from Illinois to Bilbao one-way?

    The cheapest airline one-way is KLM, with whom users have recently found tickets for as low as $417. However, be on the lookout for offers from TAP AIR PORTUGAL and Aer Lingus, as they are both options that can get you from Illinois to Bilbao for a low price.

  • What are the most popular routes from Illinois to Bilbao?

    The most popular route from Illinois to Bilbao is Chicago O'Hare Intl - Bilbao. You may also consider Chicago Midway - Bilbao or Lambert-St Louis - Bilbao.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Illinois to Bilbao (average of $536). Flying from Illinois to Bilbao in June is currently the most expensive (average of $1,184). 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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Alternative routes for Illinois to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Illinois to Bilbao

Discover the top 5 airlines that operate flights from Illinois 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$540Average$813FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$546Average$1,088FlexibilityNo cancel feeOn-time77%
KLMCheapest$567Average$1,049FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$646Average$1,147FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$720Average$1,290FlexibilityNo cancel feeOn-time69%
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