What airlines fly to Illinois?

Iberia, British Airways and United Airlines are the top three most popular airlines that fly to Illinois from Barcelona-El Prat Airport according to our data. Iberia is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Barcelona-El Prat to Illinois?

British Airways, Air Serbia, and JetBlue are the most popular carriers operating from Barcelona-El Prat to Illinois

When did momondo last update prices for flights from Barcelona-El Prat Airport to Illinois?

Prices for flights from Barcelona-El Prat Airport to Illinois were last updated today.

How many operators does momondo search for flights from Barcelona-El Prat Airport to Illinois?

The number of operators available for flights from Barcelona-El Prat Airport to Illinois is 5 as of March 2026.

How old do you have to be to fly from Barcelona-El Prat Airport to Illinois?

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 Barcelona-El Prat Airport to Illinois.

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

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

$385 Cheap Flights from Barcelona-El Prat Airport to Illinois in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Barcelona-El Prat Airport to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:45 pm - 9:25 pm

BCN

ORD

12h 40m

1 stop

7:25 pm - 2:45 pm

ORD

BCN

12h 20m

1 stop

$460Icelandair

Fri, Apr 17 - Sat, Apr 25

12:50 pm - 9:36 pm

BCN

ORD

15h 46m

1 stop

6:00 am - 9:45 am

ORD

BCN

20h 45m

1 stop

$463JetBlue

Wed, Apr 29 - Sat, May 2

3:45 pm - 6:15 pm

BCN

ORD

33h 30m

1 stop

7:25 pm - 2:45 pm

ORD

BCN

12h 20m

1 stop

$505Icelandair

Mon, Apr 13 - Sun, Apr 26

6:20 am - 6:05 pm

BCN

MDW

18h 45m

2 stops

5:59 pm - 5:10 pm

MDW

BCN

16h 11m

2 stops

$576Delta

Sun, Aug 30 - Sun, Sep 6

6:20 am - 6:36 pm

BCN

MDW

19h 16m

2 stops

10:41 am - 9:00 am

MDW

BCN

15h 19m

2 stops

$577Delta

Tue, Apr 21 - Tue, Apr 28

6:40 am - 1:25 pm

BCN

STL

13h 45m

1 stop

3:15 pm - 1:10 pm

STL

BCN

14h 55m

2 stops

$814Lufthansa

Fri, Apr 17 - Sat, Apr 25

6:40 am - 3:48 pm

BCN

STL

16h 08m

2 stops

6:55 pm - 1:15 pm

STL

BCN

11h 20m

1 stop

$818Lufthansa

Sun, Apr 5 - Sun, Apr 12

3:15 pm - 9:13 pm

BCN

STL

12h 58m

1 stop

12:15 pm - 8:20 am

STL

BCN

13h 05m

1 stop

$838United Airlines

Fri, Apr 17 - Sat, Apr 25

10:45 am - 10:59 pm

BCN

STL

19h 14m

1 stop

4:30 pm - 2:25 pm

STL

BCN

14h 55m

2 stops

$847British Airways

Thu, Apr 9 - Mon, Apr 13

10:30 am - 4:41 pm

BCN

STL

13h 11m

1 stop

4:30 pm - 2:25 pm

STL

BCN

14h 55m

2 stops

$848British Airways

Thu, Apr 9 - Mon, Apr 13

Scandinavian Airlines flights from Barcelona-El Prat Airport to Illinois

Our best Scandinavian Airlines deals on Barcelona-El Prat Airport to Illinois flight tickets

Scandinavian Airlines

Apr 16

BCN12:25 pmBarcelona-El Prat

34h 45m

1 stop

ORD4:10 pmChicago O'Hare Intl

Apr 29

ORD7:15 pmChicago O'Hare Intl

15h 55m

1 stop

BCN6:10 pmBarcelona-El Prat

$503

Scandinavian Airlines

Apr 16

BCN7:00 pmBarcelona-El Prat

28h 10m

1 stop

ORD4:10 pmChicago O'Hare Intl

Apr 29

ORD7:15 pmChicago O'Hare Intl

15h 55m

1 stop

BCN6:10 pmBarcelona-El Prat

$507

Scandinavian Airlines

Apr 16

BCN7:00 pmBarcelona-El Prat

28h 10m

1 stop

ORD4:10 pmChicago O'Hare Intl

Apr 29

ORD7:15 pmChicago O'Hare Intl

15h 55m

1 stop

BCN6:10 pmBarcelona-El Prat

$508

British Airways flights from Barcelona-El Prat Airport to Illinois

Our best British Airways deals on Barcelona-El Prat Airport to Illinois flight tickets

British Airways

Apr 20

BCN10:30 amBarcelona-El Prat

9h 50m

ORD1:20 pmChicago O'Hare Intl

Apr 27

ORD10:30 pmChicago O'Hare Intl

12h 05m

1 stop

BCN5:35 pmBarcelona-El Prat

$547

British Airways

Apr 20

BCN7:40 amBarcelona-El Prat

15h 15m

1 stop

ORD3:55 pmChicago O'Hare Intl

Apr 27

ORD7:05 pmChicago O'Hare Intl

15h 30m

1 stop

BCN5:35 pmBarcelona-El Prat

$549

British Airways

Apr 20

BCN10:30 amBarcelona-El Prat

9h 50m

ORD1:20 pmChicago O'Hare Intl

Apr 27

ORD7:15 pmChicago O'Hare Intl

8h 40m

BCN10:55 amBarcelona-El Prat

$552

momondo Fare Finder

Use the filters below to find and compare flights from Barcelona-El Prat Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BarcelonaChicago

BCN - ORD

BCNORD

Barcelona-El Prat

Fri 4/17

3:45 pm-9:25 pm

1 stop12h 40m

Chicago O'Hare Intl

Sat 4/25

7:25 pm-2:45 pm

1 stop12h 20m

$460

BarcelonaChicago

BCN - ORD

BCNORD

Barcelona-El Prat

Wed 4/29

12:50 pm-9:36 pm

1 stop15h 46m

Chicago O'Hare Intl

Sat 5/2

6:00 am-9:45 am

1 stop20h 45m

$463

BarcelonaChicago

BCN - ORD

BCNORD

Barcelona-El Prat

Mon 4/13

3:45 pm-6:15 pm

1 stop33h 30m

Chicago O'Hare Intl

Sun 4/26

7:25 pm-2:45 pm

1 stop12h 20m

$505

BarcelonaChicago

BCN - MDW

BCNMDW

Barcelona-El Prat

Sun 8/30

6:20 am-6:05 pm

2 stops18h 45m

Chicago Midway

Sun 9/6

5:59 pm-5:10 pm

2 stops16h 11m

$576

BarcelonaChicago

BCN - MDW

BCNMDW

Barcelona-El Prat

Tue 4/21

6:20 am-6:36 pm

2 stops19h 16m

Chicago Midway

Tue 4/28

10:41 am-9:00 am

2 stops15h 19m

$577

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Fri 4/17

6:40 am-1:25 pm

1 stop13h 45m

Lambert-St Louis

Sat 4/25

3:15 pm-1:10 pm

2 stops14h 55m

$814

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Sun 4/5

6:40 am-3:48 pm

2 stops16h 08m

Lambert-St Louis

Sun 4/12

6:55 pm-1:15 pm

1 stop11h 20m

$818

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Fri 4/17

3:15 pm-9:13 pm

1 stop12h 58m

Lambert-St Louis

Sat 4/25

12:15 pm-8:20 am

1 stop13h 05m

$838

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Thu 4/9

10:45 am-10:59 pm

1 stop19h 14m

Lambert-St Louis

Mon 4/13

4:30 pm-2:25 pm

2 stops14h 55m

$847

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Thu 4/9

10:30 am-4:41 pm

1 stop13h 11m

Lambert-St Louis

Mon 4/13

4:30 pm-2:25 pm

2 stops14h 55m

$848

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 Barcelona-El Prat Airport 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 Barcelona-El Prat Airport is in February. Flight prices, which tend to average around $454, 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 February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $474.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Barcelona-El Prat Airport to Illinois is on a Thursday when prices can be found for as low as $768. Flights from Barcelona-El Prat Airport to Illinois on a Tuesday will generally be more expensive and average around $979. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Barcelona-El Prat Airport to Illinois during this time can be as low as $783. Flights at noon are often more expensive with an average ticket price of $899.

What is the cheapest Barcelona-El Prat to Illinois flight route?

Fly from Barcelona-El Prat to Chicago O'Hare Intl for the best Barcelona-El Prat - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $688 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Barcelona-El Prat Airport for as low as $622 on momondo.

What cabin class options are available on Barcelona-El Prat to Illinois flights?

There are 3 cabin classes available to choose from on Barcelona-El Prat to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Barcelona-El Prat Airport to Illinois flights?

You could potentially save up to 7% on your flight if you consider stops on a Barcelona-El Prat Airport to Illinois flight.

Cheap Barcelona-El Prat Airport to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Barcelona-El Prat Airport to Illinois

Best Price Found	$562
Fastest flight time	9h 30m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Barcelona-El Prat Airport in the past 72 hours is $562. The best round-trip flight deal from Barcelona-El Prat Airport to Illinois found on momondo in the last 72 hours is $433.

The fastest flight from Barcelona-El Prat Airport to Illinois takes 9h 30m

Direct flights go from Barcelona-El Prat Airport to Illinois every day.

There are 98 airports in Illinois. From Barcelona-El Prat Airport there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

When did momondo last update prices for flights from Barcelona-El Prat Airport to Illinois?
Prices for flights from Barcelona-El Prat Airport to Illinois were last updated today.
How many operators does momondo search for flights from Barcelona-El Prat Airport to Illinois?
The number of operators available for flights from Barcelona-El Prat Airport to Illinois is 5 as of March 2026.
How old do you have to be to fly from Barcelona-El Prat Airport to Illinois?
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 Barcelona-El Prat Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois 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 Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Barcelona-El Prat Airport to Illinois?
Based on momondo bookings for flights between Barcelona-El Prat Airport and Illinois, the leading plane model is Boeing 787 Dreamliner, making up 39.90% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 37.05%, Airbus A350-900 with 3.50%, and Boeing 777 with 2.72%.

Best airlines flying from Barcelona-El Prat Airport to Illinois

Compare and see reviews for airlines that fly from Barcelona-El Prat Airport to Illinois with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $453	Free Cancellation	Rating 6.7 7,784 reviews	Search British Airways flights
Delta	PriceFrom $469	Free Cancellation	Rating 7.9 8,286 reviews	Search Delta flights
United Airlines	PriceFrom $469	Free Cancellation	Rating 7.4 9,418 reviews	Search United Airlines flights
Iberia	PriceFrom $473	Free Cancellation	Rating 7.0 3,133 reviews	Search Iberia flights
Turkish Airlines	PriceFrom $789	Free Cancellation	Rating 7.3 4,253 reviews	Search Turkish Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Barcelona.

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

Yes. momondo enables you to select and highlight flights to Illinois from Barcelona with this policy.

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

momondo helps you find the best flight between Barcelona and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Barcelona to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.