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Cheap flights from Bilbao to Chicago from $318

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bilbao to Chicago departing on 4/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Bilbao to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
6:35 pm - 4:00 pm
BIO
-
ORD
28h 25m
1 stop
TAP AIR PORTUGAL Logo
6:00 pm - 5:35 pm
ORD
-
BIO
16h 35m
1 stop
$461TAP AIR PORTUGAL
Sat, Apr 18 - Fri, Apr 24
TAP AIR PORTUGAL Logo
12:15 pm - 4:05 pm
BIO
-
ORD
34h 50m
1 stop
TAP AIR PORTUGAL Logo
6:00 pm - 5:35 pm
ORD
-
BIO
16h 35m
1 stop
$468TAP AIR PORTUGAL
Fri, Apr 17 - Fri, Apr 24
Iberia Logo
9:15 am - 3:55 pm
BIO
-
ORD
12h 40m
1 stop
Iberia Logo
4:55 pm - 12:45 pm
ORD
-
BIO
12h 50m
1 stop
$480Iberia
Thu, Mar 12 - Tue, Apr 14
Multiple Airlines Logo
9:15 am - 3:55 pm
BIO
-
ORD
12h 40m
1 stop
Multiple Airlines Logo
7:20 pm - 12:50 pm
ORD
-
BIO
11h 30m
1 stop
$484Multiple Airlines
Thu, Mar 12 - Mon, Mar 16
Multiple Airlines Logo
9:15 am - 3:55 pm
BIO
-
ORD
12h 40m
1 stop
Multiple Airlines Logo
7:20 pm - 12:50 pm
ORD
-
BIO
11h 30m
1 stop
$485Multiple Airlines
Thu, Mar 12 - Mon, Mar 16
American Airlines Logo
6:45 am - 3:55 pm
BIO
-
ORD
15h 10m
1 stop
American Airlines Logo
10:30 pm - 4:55 pm
ORD
-
BIO
11h 25m
1 stop
$488American Airlines
Tue, Mar 10 - Tue, Apr 14
Multiple Airlines Logo
9:15 am - 11:17 pm
BIO
-
ORD
20h 02m
2 stops
Multiple Airlines Logo
7:20 pm - 12:50 pm
ORD
-
BIO
11h 30m
1 stop
$493Multiple Airlines
Thu, Mar 12 - Mon, Mar 16
Multiple Airlines Logo
9:15 am - 9:30 pm
BIO
-
ORD
18h 15m
2 stops
Multiple Airlines Logo
4:55 pm - 12:45 pm
ORD
-
BIO
12h 50m
1 stop
$494Multiple Airlines
Tue, Mar 10 - Tue, Apr 14
British Airways Logo
9:15 am - 10:00 pm
BIO
-
ORD
19h 45m
2 stops
British Airways Logo
11:15 am - 8:30 am
ORD
-
BIO
14h 15m
2 stops
$496British Airways
Tue, Apr 21 - Tue, Apr 28
American Airlines Logo
9:15 am - 3:55 pm
BIO
-
ORD
12h 40m
1 stop
American Airlines Logo
11:22 am - 8:30 am
ORD
-
BIO
14h 08m
2 stops
$499American Airlines
Thu, Mar 12 - Tue, Apr 14

TAP AIR PORTUGAL flights from Bilbao to Chicago

Our best TAP AIR PORTUGAL deals on Bilbao to Chicago flight tickets
TAP AIR PORTUGAL
Apr 18
BIO6:35 pmBilbao
28h 25m
1 stop
ORD4:00 pmChicago O'Hare Intl
Apr 24
ORD6:00 pmChicago O'Hare Intl
16h 35m
1 stop
BIO5:35 pmBilbao
$461
TAP AIR PORTUGAL
Apr 17
BIO12:15 pmBilbao
34h 50m
1 stop
ORD4:05 pmChicago O'Hare Intl
Apr 24
ORD6:00 pmChicago O'Hare Intl
16h 35m
1 stop
BIO5:35 pmBilbao
$468
TAP AIR PORTUGAL
Apr 18
BIO6:35 pmBilbao
28h 25m
1 stop
ORD4:00 pmChicago O'Hare Intl
Apr 25
ORD6:05 pmChicago O'Hare Intl
17h 00m
1 stop
BIO6:05 pmBilbao
$524

United Airlines flights from Bilbao to Chicago

Our best United Airlines deals on Bilbao to Chicago flight tickets
United Airlines
Mar 11
BIO12:50 pmBilbao
14h 15m
1 stop
ORD9:05 pmChicago O'Hare Intl
Apr 17
ORD6:01 pmChicago O'Hare Intl
22h 24m
2 stops
BIO11:25 pmBilbao
$561
United Airlines
Mar 11
BIO12:50 pmBilbao
14h 15m
1 stop
ORD9:05 pmChicago O'Hare Intl
Apr 1
ORD10:30 pmChicago O'Hare Intl
16h 55m
1 stop
BIO10:25 pmBilbao
$562
United Airlines
Mar 12
BIO6:45 amBilbao
15h 35m
1 stop
ORD4:20 pmChicago O'Hare Intl
Apr 17
ORD3:00 pmChicago O'Hare Intl
15h 00m
1 stop
BIO1:00 pmBilbao
$563

momondo Fare Finder

 
Customize your flight search to find flights from Bilbao to Chicago 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 March 7, 2026.
Use the filters below to find and compare flights from Bilbao to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Sat 4/18

6:35 pm-4:00 pm

1 stop28h 25m

Chicago O'Hare Intl

Fri 4/24

6:00 pm-5:35 pm

1 stop16h 35m

$461

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Fri 4/17

12:15 pm-4:05 pm

1 stop34h 50m

Chicago O'Hare Intl

Fri 4/24

6:00 pm-5:35 pm

1 stop16h 35m

$468

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Thu 3/12

9:15 am-3:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Tue 4/14

4:55 pm-12:45 pm

1 stop12h 50m

$480
Quickest round-trip

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Thu 3/12

9:15 am-3:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Mon 3/16

7:20 pm-12:50 pm

1 stop11h 30m

$484

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Thu 3/12

9:15 am-3:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Mon 3/16

7:20 pm-12:50 pm

1 stop11h 30m

$485

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Tue 3/10

6:45 am-3:55 pm

1 stop15h 10m

Chicago O'Hare Intl

Tue 4/14

10:30 pm-4:55 pm

1 stop11h 25m

$488

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Thu 3/12

9:15 am-11:17 pm

2 stops20h 02m

Chicago O'Hare Intl

Mon 3/16

7:20 pm-12:50 pm

1 stop11h 30m

$493

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Tue 3/10

9:15 am-9:30 pm

2 stops18h 15m

Chicago O'Hare Intl

Tue 4/14

4:55 pm-12:45 pm

1 stop12h 50m

$494

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Tue 4/21

9:15 am-10:00 pm

2 stops19h 45m

Chicago O'Hare Intl

Tue 4/28

11:15 am-8:30 am

2 stops14h 15m

$496

BilbaoChicago

BIO - ORD

BIOORD

Bilbao

Thu 3/12

9:15 am-3:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Tue 4/14

11:22 am-8:30 am

2 stops14h 08m

$499

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Bilbao to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Bilbao and Chicago?

What is the cheapest month to fly to Chicago?

The month of February is, on average, the cheapest month to fly to Chicago from Bilbao, with most prices found around $437. If you’re not able to fly to Chicago in February, then January is your next best option. Flight prices from Bilbao to Chicago during January average around $448.

When to book flights from Bilbao to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Bilbao to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bilbao to Chicago (BIO to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bilbao to Chicago

Fastest flight time

12h 40m

Direct flights

None
The fastest flight from Bilbao to Chicago takes 12h 40m
There are no direct flights from Bilbao to Chicago. There are no popular flight routes from Bilbao to Chicago.
Search flight deals

  • How far is Bilbao to Chicago by plane?

    The distance between Bilbao and Chicago is about 4107.8 mi. 12h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Bilbao Airport to Chicago?

    Prices for flights from Bilbao Airport to Chicago are updated daily.

  • How old do you have to be to fly from Bilbao Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bilbao Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The required travel and health documents for your Chicago 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 Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Bilbao to Chicago?

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Portage
Lansing
Valparaiso
Schererville
Munster
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Bilbao to Chicago?

It is quick and easy to find Bilbao to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from Bilbao to Chicago with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Bilbao to Chicago flights to just show those with flexible booking policies.

How can momondo help me find flights from Bilbao to Chicago?

Once all potential Bilbao to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Bilbao to Chicago right now. Can momondo alert me if prices change?

Price alerts on flights to Chicago from Bilbao are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport