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

Aer Lingus, United Airlines, and British Airways are the most popular carriers operating from Illinois to Barcelona-El Prat

How long does it take to fly to Barcelona-El Prat Airport?

Flight times vary depending on what airport in Illinois you fly out of and what airport in Barcelona-El Prat Airport you fly into. For example, flying from Chicago to Barcelona-El Prat Airport takes 10h 30m on average. On the other hand, flying from Peoria to Barcelona-El Prat Airport takes 15h 45m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Barcelona-El Prat Airport?

United Airlines, Iberia and American Airlines are the top three most popular airlines that fly to Barcelona-El Prat Airport from Illinois according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Barcelona-El Prat Airport. Keep in mind that there are 17 different airlines that fly to Barcelona-El Prat Airport on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Illinois to Barcelona-El Prat Airport are refreshed on a daily basis.

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

As of February 2026, there are 17 operators available to choose from for flights from Illinois to Barcelona-El Prat Airport.

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

What documentation or ID do you need to fly to Barcelona-El Prat Airport?

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

$209 Cheap Flights from Illinois to Barcelona-El Prat Airport 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 Illinois to Barcelona

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:31 am - 1:20 pm

ORD

BCN

23h 49m

1 stop

6:40 pm - 1:00 pm

BCN

ORD

25h 20m

1 stop

$431Multiple Airlines

on., apr. 22 - on., apr. 29

7:10 pm - 5:15 pm

ORD

BCN

15h 05m

1 stop

6:00 am - 4:00 pm

BCN

ORD

17h 00m

1 stop

$432TAP AIR PORTUGAL

on., mar. 4 - sø., apr. 12

7:25 pm - 2:45 pm

ORD

BCN

12h 20m

1 stop

3:45 pm - 6:15 pm

BCN

ORD

33h 30m

1 stop

$433Icelandair

on., apr. 22 - lø., mai 23

7:25 pm - 2:45 pm

ORD

BCN

12h 20m

1 stop

3:45 pm - 9:25 pm

BCN

ORD

12h 40m

1 stop

$434Icelandair

sø., mai 10 - fr., mai 15

7:15 pm - 6:10 pm

ORD

BCN

15h 55m

1 stop

7:00 pm - 4:10 pm

BCN

ORD

28h 10m

1 stop

$438Scandinavian Airlines

ma., apr. 13 - fr., apr. 17

2:33 pm - 2:15 pm

STL

BCN

16h 42m

2 stops

9:30 pm - 7:30 pm

BCN

STL

29h 00m

1 stop

$481British Airways

ti., apr. 14 - ti., apr. 28

8:03 pm - 10:40 pm

STL

BCN

19h 37m

2 stops

7:40 am - 10:17 pm

BCN

STL

21h 37m

2 stops

$484British Airways

ti., apr. 14 - ti., apr. 28

9:10 am - 9:00 am

STL

BCN

16h 50m

2 stops

6:40 am - 1:25 pm

BCN

STL

13h 45m

1 stop

$485United Airlines

ti., apr. 14 - on., apr. 22

7:45 am - 1:15 pm

STL

BCN

22h 30m

1 stop

6:40 am - 1:25 pm

BCN

STL

13h 45m

1 stop

$486United Airlines

sø., apr. 12 - on., apr. 22

10:49 am - 8:40 am

MDW

BCN

14h 51m

1 stop

9:45 am - 5:22 pm

BCN

MDW

13h 37m

1 stop

$494Scandinavian Airlines

on., feb. 25 - ti., mar. 10

TAP AIR PORTUGAL flights from Illinois to Barcelona-El Prat Airport

Our best TAP AIR PORTUGAL deals on Illinois to Barcelona-El Prat Airport flight tickets

TAP AIR PORTUGAL

Feb 18

ORD7:10 pmChicago O'Hare Intl

15h 05m

1 stop

BCN5:15 pmBarcelona-El Prat

Feb 28

BCN6:05 pmBarcelona-El Prat

27h 40m

1 stop

ORD2:45 pmChicago O'Hare Intl

$431

TAP AIR PORTUGAL

Mar 4

ORD7:10 pmChicago O'Hare Intl

15h 05m

1 stop

BCN5:15 pmBarcelona-El Prat

Apr 12

BCN6:00 amBarcelona-El Prat

17h 00m

1 stop

ORD4:00 pmChicago O'Hare Intl

$432

TAP AIR PORTUGAL

Feb 20

ORD8:15 pmChicago O'Hare Intl

20h 30m

1 stop

BCN11:45 pmBarcelona-El Prat

Mar 3

BCN12:35 pmBarcelona-El Prat

33h 25m

1 stop

ORD3:00 pmChicago O'Hare Intl

$439

Scandinavian Airlines flights from Illinois to Barcelona-El Prat Airport

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

Scandinavian Airlines

Apr 13

ORD7:15 pmChicago O'Hare Intl

15h 55m

1 stop

BCN6:10 pmBarcelona-El Prat

Apr 17

BCN7:00 pmBarcelona-El Prat

28h 10m

1 stop

ORD4:10 pmChicago O'Hare Intl

$438

Scandinavian Airlines

Apr 13

ORD7:15 pmChicago O'Hare Intl

15h 55m

1 stop

BCN6:10 pmBarcelona-El Prat

Apr 17

BCN11:25 amBarcelona-El Prat

35h 45m

2 stops

ORD4:10 pmChicago O'Hare Intl

$448

Scandinavian Airlines

Apr 20

ORD7:15 pmChicago O'Hare Intl

15h 55m

1 stop

BCN6:10 pmBarcelona-El Prat

Apr 26

BCN7:00 pmBarcelona-El Prat

28h 10m

1 stop

ORD4:10 pmChicago O'Hare Intl

$468

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

on. 4/22

6:31 am-1:20 pm

1 stop23h 49m

Barcelona-El Prat

on. 4/29

6:40 pm-1:00 pm

1 stop25h 20m

$431

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

on. 3/4

7:10 pm-5:15 pm

1 stop15h 05m

Barcelona-El Prat

sø. 4/12

6:00 am-4:00 pm

1 stop17h 00m

$432

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

on. 4/22

7:25 pm-2:45 pm

1 stop12h 20m

Barcelona-El Prat

lø. 5/23

3:45 pm-6:15 pm

1 stop33h 30m

$433

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

sø. 5/10

7:25 pm-2:45 pm

1 stop12h 20m

Barcelona-El Prat

fr. 5/15

3:45 pm-9:25 pm

1 stop12h 40m

$434

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

ma. 4/13

7:15 pm-6:10 pm

1 stop15h 55m

Barcelona-El Prat

fr. 4/17

7:00 pm-4:10 pm

1 stop28h 10m

$438

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

ti. 4/14

2:33 pm-2:15 pm

2 stops16h 42m

Barcelona-El Prat

ti. 4/28

9:30 pm-7:30 pm

1 stop29h 00m

$481

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

ti. 4/14

8:03 pm-10:40 pm

2 stops19h 37m

Barcelona-El Prat

ti. 4/28

7:40 am-10:17 pm

2 stops21h 37m

$484

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

ti. 4/14

9:10 am-9:00 am

2 stops16h 50m

Barcelona-El Prat

on. 4/22

6:40 am-1:25 pm

1 stop13h 45m

$485

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

sø. 4/12

7:45 am-1:15 pm

1 stop22h 30m

Barcelona-El Prat

on. 4/22

6:40 am-1:25 pm

1 stop13h 45m

$486

ChicagoBarcelona

MDW - BCN

MDWBCN

Chicago Midway

on. 2/25

10:49 am-8:40 am

1 stop14h 51m

Barcelona-El Prat

ti. 3/10

9:45 am-5:22 pm

1 stop13h 37m

$494

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 Illinois to Barcelona-El Prat Airport

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

Other information

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Illinois is in February. Flight prices, which tend to average around $520, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Barcelona-El Prat Airport from Illinois during January instead. Flights to Barcelona-El Prat Airport in January, while not as cheap as those in February, still average around $529.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Sunday when prices can be found for as low as $750. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $921. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from Illinois in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $796 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $865 on average. Flights to Barcelona-El Prat Airport from Illinois in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to Barcelona-El Prat Airport?

You are more likely to see cheaper flights to Barcelona-El Prat Airport from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around $727 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from Illinois for as low as $604 on momondo.

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

There are 3 cabin classes available to choose from on Illinois to Barcelona-El Prat 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 Illinois to Barcelona-El Prat Airport flights?

You could potentially save up to 29% on your flight if you consider stops on a Illinois to Barcelona-El Prat Airport flight.

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

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

Best Price Found	$495
Fastest flight time	8h 35m
Direct flights	Every day

The best one-way flight to Barcelona-El Prat Airport from Illinois in the past 72 hours is $495. The best round-trip flight deal from Illinois to Barcelona-El Prat Airport found on momondo in the last 72 hours is $595.

The fastest flight from Illinois to Barcelona-El Prat Airport takes 8h 35m

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

Search flight deals

When did momondo last update prices for flights from Illinois to Barcelona-El Prat Airport?
Prices for flights from Illinois to Barcelona-El Prat Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Barcelona-El Prat Airport?
As of February 2026, there are 17 operators available to choose from for flights from Illinois to Barcelona-El Prat Airport.
How old do you have to be to fly from Illinois to Barcelona-El Prat 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 Barcelona-El Prat Airport.
What documentation or ID do you need to fly to Barcelona-El Prat Airport?
The travel and health documents you'll need for your trip to Barcelona-El Prat 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 Barcelona-El Prat Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to Barcelona-El Prat Airport?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Barcelona-El Prat Airport is Boeing 787-8 Dreamliner, representing 50.43% of all bookings. The subsequent popular models are Boeing 787 Dreamliner at 47.47%, Airbus A330-300 at 0.36%, and Airbus A330 at 0.29%.

Best airlines flying from Illinois to Barcelona-El Prat Airport

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

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $264	Free Cancellation	Rating 7.3 1,679 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $356	Free Cancellation	Rating 7.1 611 reviews	Search Icelandair flights
TAP AIR PORTUGAL	PriceFrom $372	Free Cancellation	Rating 7.1 2,139 reviews	Search TAP AIR PORTUGAL flights
Air France	PriceFrom $401	Free Cancellation	Rating 7.4 1,531 reviews	Search Air France flights
Aer Lingus	PriceFrom $440	Free Cancellation	Rating 7.2 1,449 reviews	Search Aer Lingus flights
Air Canada	PriceFrom $456	Free Cancellation	Rating 7.1 10,709 reviews	Search Air Canada flights
British Airways	PriceFrom $464	Free Cancellation	Rating 6.7 7,731 reviews	Search British Airways flights
Iberia	PriceFrom $476	Free Cancellation	Rating 7.0 3,113 reviews	Search Iberia flights
Lufthansa	PriceFrom $477	Free Cancellation	Rating 6.8 7,780 reviews	Search Lufthansa flights
American Airlines	PriceFrom $484	Free Cancellation	Rating 7.2 11,271 reviews	Search American Airlines flights

Lloret de Mar

Sitges

Salou

Tossa de Mar

Tarragona

Castelldefels

El Prat de Llobregat

L'Hospitalet de Llobregat

Santa Susanna

Calella

Cadaques

Cambrils

Empuriabrava

Pals

Roses

Pineda de Mar

Badalona

Malgrat de Mar

Palafrugell

Tortosa

Why use momondo?

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

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 Barcelona from Illinois.

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

momondo does allow users to show only those flights to Barcelona from Illinois which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Illinois and Barcelona 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 Illinois to Barcelona right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Barcelona 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.

An easier way to manage your Barcelona-El Prat Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

lø. 3/14

lø. 3/21

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Barcelona

Popular cities

Other flights from Illinois

Other flights to Barcelona

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Spain

Flights to Girona Costa Brava Airportfrom $425

Cheap flights from Illinois to Barcelona from $209

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 Barcelona departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Illinois to Barcelona

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

TAP AIR PORTUGAL flights from Illinois to Barcelona-El Prat Airport

Our best TAP AIR PORTUGAL deals on Illinois to Barcelona-El Prat Airport flight tickets

Scandinavian Airlines flights from Illinois to Barcelona-El Prat Airport

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

momondo Fare Finder

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

See travel insights to Barcelona from

How to get the cheapest flight ticket from Illinois to Barcelona-El Prat Airport

What is the cheapest month to fly to Barcelona-El Prat Airport?

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

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

How far in advance should I book a flight to Barcelona-El Prat Airport?

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

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

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

What airlines fly to Barcelona-El Prat Airport?

How long does it take to fly to Barcelona-El Prat Airport?

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

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

Best Price Found

Fastest flight time

Direct flights

Best airlines flying from Illinois to Barcelona-El Prat Airport

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

Traveling to a place near Barcelona?

Why use momondo?

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

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

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

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

An easier way to manage your Barcelona-El Prat Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Barcelona

Popular cities in Spain

Popular flights according to clicks in the last 7 days on momondo

Illinois flight routes

According to popular flight searches on momondo this year

Barcelona-El Prat Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Barcelona

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Barcelona

List of cabin classes available on flights landing in Barcelona. Availability may vary depending on flight origin and airline.

Complete your trip to Barcelona

Explore popular destinations other users love

According to popular flight searches on momondo this year