HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Barcelona

$193+ Cheap flights from Illinois to Barcelona

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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BCN
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Barcelona with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to Barcelona

Keep the following information in mind while searching for Illinois to Barcelona flight deals. Data was last updated January 15, 2026.

Round-trip from

$403
(lol.travel)

One-way from

$202
(Trip.com)

Popular in

June

Cheapest in

January

Average price

$491
From Illinois to Barcelona
Search Deals
One-way flight from Illinois to Barcelona
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($303 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Illinois to Barcelona

Cheapest flights from Illinois to Barcelona
Explore the most affordable flight options available from Illinois to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This KAYAK deal was found by Cheapflights users on 1/13. 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.
Sat 5/27:25 pm
ORD
-
BCN
1 stop12h 20m
Icelandair
Fri 5/153:45 pm
BCN
-
ORD
1 stop12h 40m
Icelandair
Deal found 1/13$406
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/144:16 pm
ORD
-
BCN
2 stops14h 59m
British Airways
Tue 4/2110:30 am
BCN
-
ORD
Nonstop9h 50m
British Airways
Deal found 1/13$407
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/107:25 pm
ORD
-
BCN
1 stop12h 20m
Icelandair
Fri 5/223:45 pm
BCN
-
ORD
1 stop12h 40m
Icelandair
Deal found 1/13$408
This SmartFares deal was found by Cheapflights users on 1/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/229:50 pm
ORD
-
BCN
1 stop12h 45m
Multiple Airlines
Tue 3/1012:35 pm
BCN
-
ORD
1 stop13h 35m
Multiple Airlines
Deal found 1/14$409
This Mytrip deal was found by Cheapflights users on 1/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/228:40 pm
ORD
-
BCN
2 stops29h 55m
Air Canada
Tue 3/1012:35 pm
BCN
-
ORD
1 stop13h 35m
Air Canada
Deal found 1/13$411
This FlightHub deal was found by Cheapflights users on 1/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:25 pm
ORD
-
BCN
1 stop12h 20m
Icelandair
Fri 5/223:45 pm
BCN
-
ORD
1 stop12h 40m
Icelandair
Deal found 1/14$412
This Cheapflightsfares deal was found by Cheapflights users on 1/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:00 pm
ORD
-
BCN
Nonstop8h 35m
Finnair
Thu 4/2310:30 am
BCN
-
ORD
Nonstop9h 50m
Finnair
Deal found 1/13$413
This United Airlines deal was found by Cheapflights users on 1/14. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/43:35 pm
ORD
-
BCN
1 stop11h 00m
United Airlines
Tue 2/101:35 pm
BCN
-
ORD
2 stops30h 40m
United Airlines
Deal found 1/14$414
This United Airlines deal was found by Cheapflights users on 1/13. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/242:30 pm
ORD
-
BCN
1 stop10h 50m
United Airlines
Tue 3/31:35 pm
BCN
-
ORD
2 stops30h 24m
United Airlines
Deal found 1/13$415
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:38 am
ORD
-
BCN
2 stops16h 32m
British Airways
Wed 3/412:30 pm
BCN
-
ORD
1 stop30h 35m
British Airways
Deal found 1/13$416
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/132:29 pm
STL
-
BCN
2 stops18h 56m
British Airways
Mon 4/278:35 pm
BCN
-
STL
1 stop29h 55m
British Airways
Deal found 1/13$417
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/104:14 pm
ORD
-
BCN
2 stops18h 06m
British Airways
Tue 2/176:40 am
BCN
-
ORD
1 stop19h 05m
British Airways
Deal found 1/13$417

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Barcelona 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 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Illinois to Barcelona that are best for you.

Fly from

Illinois

Fly to

Barcelona

Route

Depart

Return

Price

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Tue 4/14

12:11 pm-1:15 pm

2 stops18h 04m

Barcelona-El Prat

Tue 4/28

10:15 am-7:30 pm

1 stop16h 15m

$417

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Mon 4/13

8:35 pm-4:25 pm

1 stop12h 50m

Barcelona-El Prat

Thu 4/23

10:30 am-1:20 pm

Nonstop9h 50m

$418

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Wed 4/15

5:00 pm-12:05 pm

1 stop12h 05m

Barcelona-El Prat

Wed 4/22

10:30 am-1:20 pm

Nonstop9h 50m

$418

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sun 1/25

9:57 am-9:35 am

2 stops16h 38m

Barcelona-El Prat

Tue 2/10

1:35 pm-11:02 am

2 stops28h 27m

$423

ChicagoBarcelona

MDW - BCN

MDWBCN

Chicago Midway

Sun 2/22

12:45 pm-8:40 am

1 stop12h 55m

Barcelona-El Prat

Tue 3/10

9:45 am-10:31 pm

1 stop18h 46m

$426

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Sun 2/22

1:02 pm-8:20 am

1 stop12h 18m

Barcelona-El Prat

Tue 3/10

12:35 pm-8:10 pm

1 stop13h 35m

$426

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Mon 3/2

3:35 pm-9:35 am

1 stop11h 00m

Barcelona-El Prat

Tue 3/10

12:35 pm-8:10 pm

1 stop13h 35m

$427

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Tue 2/24

6:30 pm-1:40 pm

1 stop12h 10m

Barcelona-El Prat

Wed 3/11

10:20 am-9:30 pm

1 stop17h 10m

$428

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Wed 4/15

7:05 pm-6:35 pm

1 stop16h 30m

Barcelona-El Prat

Tue 4/21

10:45 am-10:34 pm

1 stop18h 49m

$428

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Wed 2/25

8:35 pm-4:30 pm

1 stop12h 55m

Barcelona-El Prat

Wed 3/11

9:35 am-7:40 pm

1 stop16h 05m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Illinois to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona 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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Barcelona

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

Currently, February is the cheapest month in which you can book a flight from Illinois to Barcelona (average of $366). Flying from Illinois to Barcelona in June is currently the most expensive (average of $866). 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.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Barcelona?

    For as low as $426, British Airways can have you in Barcelona from Illinois in 12h 55m. There are 4405 mi between Illinois and Barcelona. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $186. However, be on the lookout for offers from Icelandair and SWISS, as they are both options that can get you from Illinois to Barcelona for a low price.

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

    The most popular flight routes from Illinois to Barcelona are Chicago O'Hare Intl - Barcelona-El Prat, Chicago Midway - Barcelona-El Prat and Lambert-St Louis - Barcelona-El Prat.

  • What are the cheapest flights from Illinois to Barcelona?

    On average you can expect to pay $2,896 for a flight from Illinois to Barcelona. The cheapest flight overall is $418 while the most popular route, (Chicago O'Hare Intl - Barcelona-El Prat) is currently priced at $360.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Illinois to Barcelona (average of $366). Flying from Illinois to Barcelona in June is currently the most expensive (average of $866). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Barcelona-El Prat flights
Newark to Barcelona-El Prat flights
LaGuardia to Barcelona-El Prat flights
San Francisco to Barcelona-El Prat flights
Dulles Intl to Barcelona-El Prat flights
Miami to Barcelona-El Prat flights
O'Hare Intl to Barcelona-El Prat flights
Boston to Barcelona-El Prat flights
Dallas/Fort Worth to Barcelona-El Prat flights
Los Angeles to Barcelona-El Prat flights
Atlanta to Barcelona-El Prat flights
Seattle to Barcelona-El Prat flights
Philadelphia to Barcelona-El Prat flights
Baltimore to Barcelona-El Prat flights
Reagan-National to Barcelona-El Prat flights
San Jose to Barcelona-El Prat flights
Denver to Barcelona-El Prat flights
Orlando to Barcelona-El Prat flights
Midway to Barcelona-El Prat flights
Ontario to Barcelona-El Prat flights
Santa Ana to Barcelona-El Prat flights
Fort Lauderdale to Barcelona-El Prat flights
Hobby to Barcelona-El Prat flights
Love Field to Barcelona-El Prat flights
Charlotte to Barcelona-El Prat flights
Minneapolis to Barcelona-El Prat flights
Detroit to Barcelona-El Prat flights
Sky Harbor Intl to Barcelona-El Prat flights
George Bush Intcntl to Barcelona-El Prat flights
Tampa to Barcelona-El Prat flights
Portland to Barcelona-El Prat flights
Raleigh to Barcelona-El Prat flights
Austin to Barcelona-El Prat flights
Oakland to Barcelona-El Prat flights
San Diego to Barcelona-El Prat flights
Indianapolis to Barcelona-El Prat flights
Boston to Reus flights
Cincinnati to Barcelona-El Prat flights
Nashville to Barcelona-El Prat flights
Cleveland to Barcelona-El Prat flights
Salt Lake City to Barcelona-El Prat flights
Columbus to Barcelona-El Prat flights
Las Vegas to Barcelona-El Prat flights
St. Louis to Barcelona-El Prat flights
Fayetteville to Barcelona-El Prat flights
Boise to Barcelona-El Prat flights
New Orleans to Barcelona-El Prat flights
San Antonio to Barcelona-El Prat flights
Kansas City to Barcelona-El Prat flights
Pittsburgh to Barcelona-El Prat flights

Top 10 airlines flying from Illinois to Barcelona

Discover the top 10 airlines that operate flights from Illinois to Barcelona. 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 2,558,603 searches. Data last updated January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$356Average$462FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$372Average$545FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$375Average$594FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$401Average$659FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$475Average$672FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$477Average$579FlexibilityNo cancel feeOn-time67%
IberiaCheapest$477Average$816FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$478Average$706FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$480Average$803FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$491Average$804FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.