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Cheap flights from Illinois to Bilbao from $322

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Bilbao departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
7:15 pm - 11:35 am
ORD
-
BIO
33h 20m1 stop
Scandinavian Airlines Logo
7:35 pm - 4:10 pm
BIO
-
ORD
27h 35m1 stop
$505Scandinavian Airlines
Sat, Apr 11 - Fri, Apr 17
Scandinavian Airlines Logo
7:15 pm - 11:35 am
ORD
-
BIO
33h 20m1 stop
Scandinavian Airlines Logo
9:25 pm - 4:10 pm
BIO
-
ORD
25h 45m1 stop
$535Scandinavian Airlines
Sat, Apr 25 - Sun, May 17
Multiple Airlines Logo
9:50 pm - 9:55 pm
ORD
-
BIO
17h 05m1 stop
Multiple Airlines Logo
8:00 am - 12:45 pm
BIO
-
ORD
35h 45m1 stop
$573Multiple Airlines
Tue, Feb 24 - Mon, Mar 2
Lufthansa Logo
9:50 pm - 9:55 pm
ORD
-
BIO
17h 05m1 stop
Lufthansa Logo
12:50 pm - 12:45 pm
BIO
-
ORD
30h 55m2 stops
$577Lufthansa
Tue, Feb 24 - Mon, Mar 2
SWISS Logo
5:50 pm - 9:10 pm
ORD
-
BIO
44h 20m2 stops
SWISS Logo
8:00 am - 12:10 pm
BIO
-
ORD
35h 10m2 stops
$586SWISS
Tue, Feb 24 - Mon, Mar 2
Turkish Airlines Logo
11:25 am - 11:10 am
ORD
-
BIO
16h 45m1 stop
Turkish Airlines Logo
6:15 pm - 9:40 am
BIO
-
ORD
22h 25m1 stop
$606Turkish Airlines
Mon, Mar 30 - Wed, Apr 8
Multiple Airlines Logo
5:55 pm - 12:50 pm
ORD
-
BIO
11h 55m1 stop
Multiple Airlines Logo
8:00 am - 12:45 pm
BIO
-
ORD
35h 45m1 stop
$624Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
SWISS Logo
5:50 pm - 8:55 pm
ORD
-
BIO
20h 05m2 stops
SWISS Logo
8:00 am - 12:45 pm
BIO
-
ORD
35h 45m1 stop
$632SWISS
Mon, Feb 9 - Mon, Feb 16
Turkish Airlines Logo
11:50 am - 11:00 am
ORD
-
BIO
16h 10m1 stop
Turkish Airlines Logo
5:10 pm - 10:05 am
BIO
-
ORD
23h 55m1 stop
$638Turkish Airlines
Sun, Feb 8 - Sun, Feb 15
Lufthansa Logo
4:25 pm - 5:55 pm
ORD
-
BIO
18h 30m2 stops
Lufthansa Logo
6:50 am - 12:55 pm
BIO
-
ORD
13h 05m1 stop
$648Lufthansa
Tue, Apr 14 - Sun, Apr 19

Turkish Airlines flights from Illinois to Bilbao

Our best Turkish Airlines deals on Illinois to Bilbao flight tickets
Turkish Airlines
Mar 30
ORD11:25 amChicago O'Hare Intl
16h 45m
1 stop
BIO11:10 amBilbao
Apr 8
BIO6:15 pmBilbao
22h 25m
1 stop
ORD9:40 amChicago O'Hare Intl
$606
Find similar
Turkish Airlines
Feb 8
ORD11:50 amChicago O'Hare Intl
16h 10m
1 stop
BIO11:00 amBilbao
Feb 15
BIO5:10 pmBilbao
23h 55m
1 stop
ORD10:05 amChicago O'Hare Intl
$638
Find similar
Turkish Airlines
May 8
ORD11:25 amChicago O'Hare Intl
16h 45m
1 stop
BIO11:10 amBilbao
May 10
BIO6:15 pmBilbao
22h 25m
1 stop
ORD9:40 amChicago O'Hare Intl
$655
Find similar

United Airlines flights from Illinois to Bilbao

Our best United Airlines deals on Illinois to Bilbao flight tickets
United Airlines
Jan 28
ORD1:00 pmChicago O'Hare Intl
20h 10m
2 stops
BIO4:10 pmBilbao
Feb 1
BIO6:45 amBilbao
15h 35m
1 stop
ORD3:20 pmChicago O'Hare Intl
$677
Find similar
United Airlines
Jan 14
STL6:40 pmLambert-St Louis
16h 25m
2 stops
BIO6:05 pmBilbao
Jan 18
BIO6:45 amBilbao
34h 28m
2 stops
STL10:13 amLambert-St Louis
$689
Find similar
United Airlines
Apr 24
ORD2:12 pmChicago O'Hare Intl
26h 13m
2 stops
BIO11:25 pmBilbao
Apr 27
BIO2:10 pmBilbao
29h 45m
1 stop
ORD12:55 pmChicago O'Hare Intl
$697
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated December 27, 2025.
Use the filters below to find and compare flights from Illinois to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Sat 4/11

7:15 pm-11:35 am

1 stop33h 20m

Bilbao

Fri 4/17

7:35 pm-4:10 pm

1 stop27h 35m

$505

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Sat 4/25

7:15 pm-11:35 am

1 stop33h 20m

Bilbao

Sun 5/17

9:25 pm-4:10 pm

1 stop25h 45m

$535

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Tue 2/24

9:50 pm-9:55 pm

1 stop17h 05m

Bilbao

Mon 3/2

8:00 am-12:45 pm

1 stop35h 45m

$573

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Tue 2/24

9:50 pm-9:55 pm

1 stop17h 05m

Bilbao

Mon 3/2

12:50 pm-12:45 pm

2 stops30h 55m

$577

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Tue 2/24

5:50 pm-9:10 pm

2 stops44h 20m

Bilbao

Mon 3/2

8:00 am-12:10 pm

2 stops35h 10m

$586

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Mon 3/30

11:25 am-11:10 am

1 stop16h 45m

Bilbao

Wed 4/8

6:15 pm-9:40 am

1 stop22h 25m

$606

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Mon 2/9

5:55 pm-12:50 pm

1 stop11h 55m

Bilbao

Mon 2/16

8:00 am-12:45 pm

1 stop35h 45m

$624

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Mon 2/9

5:50 pm-8:55 pm

2 stops20h 05m

Bilbao

Mon 2/16

8:00 am-12:45 pm

1 stop35h 45m

$632

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Sun 2/8

11:50 am-11:00 am

1 stop16h 10m

Bilbao

Sun 2/15

5:10 pm-10:05 am

1 stop23h 55m

$638

ChicagoBilbao

ORD - BIO

ORDBIO

Chicago O'Hare Intl

Tue 4/14

4:25 pm-5:55 pm

2 stops18h 30m

Bilbao

Sun 4/19

6:50 am-12:55 pm

1 stop13h 05m

$648

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Bilbao from

How to get the cheapest flight ticket from Illinois to Bilbao

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 cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from Illinois to Bilbao is on a Monday. Travelers who choose to depart for Bilbao on a Monday will often find tickets for as low as $930. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,171. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is in the morning. Flights from Illinois to Bilbao during this time can be as low as $652. In the evening is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,100 per ticket.

Can stopping save me money on Illinois to Bilbao flights?

You could potentially save up to 1% on your flight if you consider stops on a Illinois to Bilbao flight.

Cheap Illinois to Bilbao flight deals and tips

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

Fastest flight time

11h 55m

Direct flights

None
The fastest flight from Illinois to Bilbao takes 11h 55m
There are no direct flights from Illinois to Bilbao. There are no popular flight routes from Illinois to Bilbao.
Search flight deals

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

    Prices for flights from Illinois to Bilbao Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Bilbao Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The travel and health documents you'll need for your trip to Bilbao Airport 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 Bilbao Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Bilbao

Compare and see reviews for airlines that fly from Illinois to Bilbao with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $575Free CancellationRating
6.8
7,656 reviews
Search Lufthansa flights
IberiaPriceFrom $612Free CancellationRating
7.0
3,060 reviews
Search Iberia flights
United AirlinesPriceFrom $699Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

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

Finding the right flight to Bilbao from Illinois 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 Bilbao quick and easy, saving you time and money.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Bilbao.

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

Yes momondo offers price alerts on flights to Bilbao from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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