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$206+ Cheap flights from Chicago (CHI) 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BCN
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Barcelona are usually found in November or January, booked 29 days in advance, depart on a Sunday or Tuesday and return on a Thursday

Cheap flight deals from Chicago to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Barcelona (S37). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$482
(Air Canada)

One-way from

$206
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$662
From Chicago (CHI) to Barcelona
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One-way flight from Chicago (CHI) to Barcelona
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Highest demand for flights based on searches. 30% potential increase in price ($313 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Chicago to Barcelona

Cheapest flights from Chicago to Barcelona
Explore the most affordable flight options available from Chicago to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:00 amORD - BCN
2 stops18h 35mAir Canada
Thu 11/201:35 pmBCN - ORD
2 stops25h 21mAir Canada
Deal found 9/15$482
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/110:15 amORD - BCN
2 stops15h 25mDelta
Wed 10/159:55 amBCN - ORD
1 stop12h 05mDelta
Deal found 9/15$483
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2812:43 pmMDW - BCN
1 stop13h 37mKLM
Sun 10/1211:35 amBCN - MDW
1 stop17h 39mKLM
Deal found 9/15$484
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:30 amORD - BCN
1 stop13h 30mDelta
Wed 10/2211:35 amBCN - ORD
1 stop14h 14mDelta
Deal found 9/17$484
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/81:08 pmORD - BCN
2 stops14h 12mDelta
Fri 10/179:20 amBCN - ORD
1 stop11h 50mDelta
Deal found 9/17$485
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/3010:40 pmORD - BCN
Nonstop8h 30mUnited Airlines
Fri 11/76:45 amBCN - ORD
1 stop16h 35mUnited Airlines
Deal found 9/14$486
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 10/69:45 pmORD - BCN
Nonstop8h 30mUnited Airlines
Wed 10/156:50 amBCN - ORD
1 stop13h 05mUnited Airlines
Deal found 9/15$487
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:00 amMDW - BCN
2 stops17h 00mDelta
Sun 10/1211:35 amBCN - MDW
1 stop17h 39mDelta
Deal found 9/15$488
This Virgin Atlantic deal was found by Cheapflights users on 9/15. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:00 amORD - BCN
1 stop18h 00mVirgin Atlantic
Sun 12/710:15 amBCN - ORD
2 stops20h 46mVirgin Atlantic
Deal found 9/15$488
This United deal was found by Cheapflights users on 9/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/289:45 pmORD - BCN
Nonstop8h 30mMultiple Airlines
Sun 10/128:40 pmBCN - ORD
1 stop23h 40mMultiple Airlines
Deal found 9/15$489
This United deal was found by Cheapflights users on 9/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/229:45 pmORD - BCN
Nonstop8h 30mMultiple Airlines
Mon 10/279:10 amBCN - ORD
1 stop16h 15mMultiple Airlines
Deal found 9/16$490
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:48 pmMDW - BCN
1 stop13h 32mDelta
Tue 11/46:00 amBCN - MDW
2 stops19h 25mDelta
Deal found 9/16$491

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 September 17, 2025.
Use the filters below to find and compare flights from Chicago to Barcelona that are best for you.

Fly from

Chicago

Fly to

Barcelona

Route

Depart

Return

Price

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Wed 10/8

1:08 pm-10:20 am

2 stops14h 12m

Barcelona-El Prat

Wed 10/15

6:10 am-3:00 pm

1 stop15h 50m

$483

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Mon 12/1

1:25 pm-8:00 am

1 stop11h 35m

Barcelona-El Prat

Sun 12/7

10:15 am-5:46 pm

1 stop14h 31m

$484

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Tue 10/28

10:45 pm-4:05 pm

1 stop11h 20m

Barcelona-El Prat

Sat 1/31

12:30 pm-8:05 pm

1 stop14h 35m

$484

ChicagoBarcelona

MDW - BCN

MDWBCN

Chicago Midway

Mon 10/20

12:48 pm-9:20 am

1 stop13h 32m

Barcelona-El Prat

Tue 11/4

6:00 am-6:25 pm

2 stops19h 25m

$491

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Sun 9/28

7:11 am-7:50 am

1 stop17h 39m

Barcelona-El Prat

Sun 10/5

3:15 pm-6:05 pm

Nonstop9h 50m

$494

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Wed 10/15

10:25 am-8:40 am

2 stops15h 15m

Barcelona-El Prat

Thu 10/30

6:00 am-11:58 pm

2 stops23h 58m

$494

ChicagoBarcelona

MDW - BCN

MDWBCN

Chicago Midway

Sun 10/12

6:23 pm-4:25 pm

2 stops15h 02m

Barcelona-El Prat

Wed 10/22

6:20 am-6:25 pm

2 stops19h 05m

$494

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Sat 3/14

9:13 pm-8:20 am

1 stop29h 07m

Barcelona-El Prat

Fri 4/3

8:00 am-7:55 pm

1 stop18h 55m

$504

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Thu 12/11

6:45 am-8:40 am

1 stop18h 55m

Barcelona-El Prat

Tue 1/20

12:15 pm-8:39 am

2 stops27h 24m

$511

ChicagoBarcelona

ORD - BCN

ORDBCN

Chicago O'Hare Intl

Thu 10/16

7:00 am-6:00 am

1 stop16h 00m

Barcelona-El Prat

Thu 10/23

6:20 am-6:14 pm

2 stops18h 54m

$512

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 41 results
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Best time to book a flight from Chicago to Barcelona

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

How far ahead should I book a flight from Chicago to Barcelona?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Barcelona. Price data was last updated on September 12, 2025.

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Barcelona. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Chicago to Barcelona (average of $523). Flying from Chicago to Barcelona in June is currently the most expensive (average of $1,061). 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.

What is the cheapest time of day to fly from CHI to BCN?

Find hourly flight availability from Chicago to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from Chicago to Barcelona, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 21% versus a flight in the evening.

What is the cheapest day to fly from Chicago to Barcelona?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Barcelona. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Barcelona flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Barcelona

Explore weekly flight availability from Chicago to Barcelona. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 17, 2025.

The most flights from CHI to S37 are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost to fly round-trip from Chicago to Barcelona?

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Barcelona. Reviews last updated September 17, 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines, and TAP AIR PORTUGAL from Chicago to Barcelona by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
TAP AIR PORTUGAL
7.1
Good
1,977 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Iberia
7.0
Good
2,925 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.7
Okay
7,367 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago to Barcelona?

    A quick flight from Chicago to Barcelona can take about 11h 20m. Delta provides one of the quickest options available for as low as $484. The distance from Chicago to Barcelona is about 4405 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago to Barcelona round-trip?

    According to our current data, Icelandair ($349), TAP AIR PORTUGAL ($351), and Air France ($401) offers the cheapest pricing from Chicago to Barcelona. These flights start at 51% lower than the current average price 3 months from now.

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

    Most travelers choose Chicago O'Hare Intl - Barcelona-El Prat, Chicago Midway - Barcelona-El Prat or Chicago Midway - Girona Costa Brava when deciding on the best route from Chicago to Barcelona.

  • What are the most reliable airlines from Chicago to Barcelona?

    Consider American Airlines (78%), Alaska Airlines (78%) or Finnair (78%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Barcelona.

  • What are the cheapest flights from Chicago to Barcelona?

    On average you can expect to pay $2,973 for a flight from Chicago to Barcelona. The cheapest flight overall is $411 while the most popular route, (Chicago O'Hare Intl - Barcelona-El Prat) is currently priced at $357.

  • Where are the most common layover locations when flying from Chicago to Barcelona?

    Of the flights from Chicago to Barcelona that have layovers, most of them stop in Lisbon. London sees the second most layovers for non-direct flights flying from Chicago to Barcelona.

  • What are some popular things to do or see while on a layover in Lisbon?

    Chiado, Praça do Marquês de Pombal, and Londres are the most popular attractions in Lisbon if you're in need of something to do during your layover. Chiado, Praça do Marquês de Pombal, and Londres can be visited by traveling about 4.5 mi, 3.6 mi, and 2.3 mi respectively from Lisbon Humberto Delgado. Those on a layover in Lisbon in need of a rental car can book one at Lisbon Humberto Delgado for about $19.

  • Where are the least popular layover locations for Chicago to Barcelona flights?

    Of the flights from Chicago to Barcelona that have layovers, the fewest flights stop in London. London is followed by Frankfurt am Main in terms of the least popular layover location on flights from Chicago to Barcelona.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Chicago to Barcelona (average of $523). Flying from Chicago to Barcelona in June is currently the most expensive (average of $1,061). 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.

Top 10 airlines flying from Chicago to Barcelona

Discover the top 10 airlines that operate flights from Chicago 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$349Average$473FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$351Average$484FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$401Average$832FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$406Average$562FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$477Average$691FlexibilityNo cancel feeOn-time67%
Aer LingusCheapest$479Average$708FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$479Average$782FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$485Average$802FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$485Average$654FlexibilityNo cancel feeOn-time70%
IberiaCheapest$489Average$821FlexibilityNo cancel feeOn-time77%

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