What is the cheapest airline that flies from Bilbao to Illinois?

British Airways is the most popular carrier operating from Bilbao to Illinois

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

Prices for flights from Bilbao Airport to Illinois were last updated today.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bilbao Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$379 Cheap Flights from Bilbao to Illinois in 2026/27

Find the cheapest flights from Bilbao to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:15 am - 2:55 pmBIO Bilbao-ORD Chicago O'Hare Intl

12h 40m1 stop Madrid Barajas

5:40 pm - 12:50 pmORD Chicago O'Hare Intl-BIO Bilbao

12h 10m1 stop Madrid Barajas

$509Iberia

Thu, Dec 3 - Mon, Dec 7

9:15 am - 2:55 pmBIO Bilbao-ORD Chicago O'Hare Intl

12h 40m1 stop Madrid Barajas

3:30 pm - 12:50 pmORD Chicago O'Hare Intl-BIO Bilbao

14h 20m2 stops Philadelphia Madrid Barajas

$539American Airlines

Mon, Feb 1 - Mon, Feb 22

6:45 am - 4:55 pmBIO Bilbao-ORD Chicago O'Hare Intl

17h 10m2 stops Madrid Barajas New York John F Kennedy Intl

1:00 pm - 12:50 pmORD Chicago O'Hare Intl-BIO Bilbao

16h 50m2 stops Philadelphia Madrid Barajas

$557Iberia

Thu, Jan 14 - Sun, Jan 17

9:15 am - 2:55 pmBIO Bilbao-ORD Chicago O'Hare Intl

12h 40m1 stop Madrid Barajas

5:40 pm - 12:50 pmORD Chicago O'Hare Intl-BIO Bilbao

12h 10m1 stop Madrid Barajas

$558British Airways

Thu, Nov 19 - Mon, Nov 23

9:15 am - 2:55 pmBIO Bilbao-ORD Chicago O'Hare Intl

12h 40m1 stop Madrid Barajas

5:40 pm - 4:55 pmORD Chicago O'Hare Intl-BIO Bilbao

16h 15m1 stop Madrid Barajas

$560American Airlines

Thu, Dec 3 - Mon, Dec 7

6:45 am - 2:55 pmBIO Bilbao-ORD Chicago O'Hare Intl

15h 10m1 stop Madrid Barajas

2:34 pm - 12:50 pmORD Chicago O'Hare Intl-BIO Bilbao

15h 16m2 stops New York John F Kennedy Intl Madrid Barajas

$561Iberia

Wed, Nov 25 - Thu, Dec 3

9:15 am - 7:29 pmBIO Bilbao-ORD Chicago O'Hare Intl

17h 14m2 stops Madrid Barajas Charlotte Douglas

3:30 pm - 12:50 pmORD Chicago O'Hare Intl-BIO Bilbao

14h 20m2 stops Philadelphia Madrid Barajas

$568American Airlines

Mon, Feb 1 - Mon, Feb 22

9:15 am - 2:55 pmBIO Bilbao-ORD Chicago O'Hare Intl

12h 40m1 stop Madrid Barajas

5:40 pm - 9:00 pmORD Chicago O'Hare Intl-BIO Bilbao

20h 20m2 stops Madrid Barajas Santiago de Compostela

$569Iberia

Thu, Dec 3 - Mon, Dec 7

9:35 pm - 3:05 pmBIO Bilbao-ORD Chicago O'Hare Intl

24h 30m1 stop Madrid Barajas

5:40 pm - 4:55 pmORD Chicago O'Hare Intl-BIO Bilbao

16h 15m1 stop Madrid Barajas

$571British Airways

Mon, Nov 16 - Mon, Nov 23

9:15 am - 2:55 pmBIO Bilbao-ORD Chicago O'Hare Intl

12h 40m1 stop Madrid Barajas

5:40 pm - 12:50 pmORD Chicago O'Hare Intl-BIO Bilbao

12h 10m1 stop Madrid Barajas

$572Iberia

Thu, Dec 3 - Tue, Dec 8

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Iberia flights from Bilbao to Illinois

Our best Iberia deals on Bilbao to Illinois flight tickets

Iberia

Dec 3

BIO9:15 amBilbao

12h 40m

1 stop

ORD2:55 pmChicago O'Hare Intl

Dec 7

ORD5:40 pmChicago O'Hare Intl

12h 10m

1 stop

BIO12:50 pmBilbao

$509

Iberia

Feb 1

BIO6:45 amBilbao

15h 10m

1 stop

ORD2:55 pmChicago O'Hare Intl

Feb 22

ORD5:40 pmChicago O'Hare Intl

12h 10m

1 stop

BIO12:50 pmBilbao

$539

Iberia

Jan 14

BIO6:45 amBilbao

17h 10m

2 stops

ORD4:55 pmChicago O'Hare Intl

Jan 17

ORD1:00 pmChicago O'Hare Intl

16h 50m

2 stops

BIO12:50 pmBilbao

$557

American Airlines flights from Bilbao to Illinois

Our best American Airlines deals on Bilbao to Illinois flight tickets

American Airlines

Dec 3

BIO9:15 amBilbao

12h 40m

1 stop

ORD2:55 pmChicago O'Hare Intl

Dec 7

ORD5:40 pmChicago O'Hare Intl

16h 15m

1 stop

BIO4:55 pmBilbao

$560

American Airlines

Feb 1

BIO9:15 amBilbao

17h 14m

2 stops

ORD7:29 pmChicago O'Hare Intl

Feb 22

ORD3:30 pmChicago O'Hare Intl

14h 20m

2 stops

BIO12:50 pmBilbao

$568

American Airlines

Nov 16

BIO9:35 pmBilbao

24h 30m

1 stop

ORD3:05 pmChicago O'Hare Intl

Nov 23

ORD1:10 pmChicago O'Hare Intl

16h 40m

2 stops

BIO12:50 pmBilbao

$576

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Thu 12/3

9:15 am-2:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Mon 12/7

5:40 pm-12:50 pm

1 stop12h 10m

$509

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Mon 2/1

9:15 am-2:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Mon 2/22

3:30 pm-12:50 pm

2 stops14h 20m

$539

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Thu 1/14

6:45 am-4:55 pm

2 stops17h 10m

Chicago O'Hare Intl

Sun 1/17

1:00 pm-12:50 pm

2 stops16h 50m

$557

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Thu 11/19

9:15 am-2:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Mon 11/23

5:40 pm-12:50 pm

1 stop12h 10m

$558

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Thu 12/3

9:15 am-2:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Mon 12/7

5:40 pm-4:55 pm

1 stop16h 15m

$560

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Wed 11/25

6:45 am-2:55 pm

1 stop15h 10m

Chicago O'Hare Intl

Thu 12/3

2:34 pm-12:50 pm

2 stops15h 16m

$561

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Mon 2/1

9:15 am-7:29 pm

2 stops17h 14m

Chicago O'Hare Intl

Mon 2/22

3:30 pm-12:50 pm

2 stops14h 20m

$568

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Thu 12/3

9:15 am-2:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Mon 12/7

5:40 pm-9:00 pm

2 stops20h 20m

$569

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Mon 11/16

9:35 pm-3:05 pm

1 stop24h 30m

Chicago O'Hare Intl

Mon 11/23

5:40 pm-4:55 pm

1 stop16h 15m

$571

BilbaoChicago

BIO Bilbao - ORD Chicago O'Hare Intl

BIOORD

Bilbao

Thu 12/3

9:15 am-2:55 pm

1 stop12h 40m

Chicago O'Hare Intl

Tue 12/8

5:40 pm-12:50 pm

1 stop12h 10m

$572

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bilbao to Illinois

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

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Bilbao is in January. Flight prices, which tend to average around $448, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $462.

Can stopping save me money on Bilbao to Illinois flights?

You could potentially save up to 60% on your flight if you consider stops on a Bilbao to Illinois flight.

Cheap Bilbao to Illinois flight deals and tips

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

Best Price Found	$379
Fastest flight time	14h 35m
Direct flights	None

The best one-way flight to Illinois from Bilbao in the past 72 hours is $379. The best round-trip flight deal from Bilbao to Illinois found on momondo in the last 72 hours is $509.

The fastest flight from Bilbao to Illinois takes 14h 35m

There are no direct flights from Bilbao to Illinois. There are no popular flight routes from Bilbao to Illinois.

Search flight deals

Frequently asked questions about flying from Bilbao to Illinois

When did momondo last update prices for flights from Bilbao Airport to Illinois?
Prices for flights from Bilbao Airport to Illinois were last updated today.
How old do you have to be to fly from Bilbao Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bilbao Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Illinois from Bilbao is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

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

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

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

Once you have performed a search for Bilbao to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Bilbao and alert you when they change.