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$203+ Cheap flights from Denver (DEN) 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BCN
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Barcelona are usually found in February or January, booked 2 days in advance, depart on a Sunday or Tuesday and return on a Friday

Cheap flight deals from Denver to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) 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 junio 12, 2025.

Round-trip from

$754
(lol.travel)

One-way from

$203
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$1,378
From Denver Intl to Barcelona
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One-way flight from Denver Intl to Barcelona
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Highest demand for flights based on searches. 32% potential increase in price ($399 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Denver to Barcelona

Cheapest flights from Denver to Barcelona
Explore the most affordable flight options available from Denver to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
sáb. 11/228:30 pmDEN - BCN
2 stops29h 05mUnited Airlines
sáb. 11/291:50 pmBCN - DEN
1 stop34h 10mUnited Airlines
Deal found 6/10$741
This Mytrip deal was found by Cheapflights users on 6/10. 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.
jue. 10/24:40 pmDEN - BCN
2 stops24h 15mMultiple Airlines
jue. 10/96:00 amBCN - DEN
3 stops42h 26mMultiple Airlines
Deal found 6/10$742
This British Airways deal was found by Cheapflights users on 6/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/2312:32 pmDEN - BCN
2 stops14h 58mBritish Airways
sáb. 11/298:35 pmBCN - DEN
1 stop26h 50mBritish Airways
Deal found 6/11$743
This Austrian Airlines deal was found by Cheapflights users on 6/10. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/45:35 pmDEN - BCN
2 stops42h 10mAustrian Airlines
mié. 11/129:55 amBCN - DEN
2 stops41h 00mAustrian Airlines
Deal found 6/10$748
This lol.travel deal was found by Cheapflights users on 6/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/287:45 amDEN - BCN
2 stops16h 05mAir Canada
mié. 8/1312:10 pmBCN - DEN
1 stop14h 10mAir Canada
Deal found 6/10$754
This oojo deal was found by Cheapflights users on 6/11. 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.
lun. 8/47:55 pmDEN - BCN
1 stop18h 30mAer Lingus
mié. 8/1311:05 pmBCN - DEN
2 stops49h 36mAer Lingus
Deal found 6/11$755
This Scandinavian Airlines deal was found by Cheapflights users on 6/12. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/1512:20 pmDEN - BCN
2 stops21h 50mScandinavian Airlines
vie. 11/147:10 pmBCN - DEN
2 stops35h 48mScandinavian Airlines
Deal found 6/12$756
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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.
mié. 9/105:00 pmDEN - BCN
2 stops16h 55mLufthansa
dom. 9/216:50 amBCN - DEN
2 stops20h 48mLufthansa
Deal found 6/10$757
This Iberia deal was found by Cheapflights users on 6/10. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/227:22 amDEN - BCN
2 stops25h 58mIberia
mié. 9/310:45 amBCN - DEN
1 stop13h 57mIberia
Deal found 6/10$759
This Delta deal was found by Cheapflights users on 6/10. 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.
lun. 9/1512:59 amDEN - BCN
1 stop24h 21mDelta
lun. 9/229:00 amBCN - DEN
1 stop21h 46mDelta
Deal found 6/10$768
This Icelandair deal was found by Cheapflights users on 6/12. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/194:40 pmDEN - BCN
1 stop14h 05mIcelandair
dom. 11/1611:45 amBCN - DEN
2 stops19h 19mIcelandair
Deal found 6/12$804
This Virgin Atlantic deal was found by Cheapflights users on 6/11. 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.
lun. 7/289:35 amDEN - BCN
2 stops18h 20mVirgin Atlantic
mié. 8/139:30 amBCN - DEN
2 stops21h 19mVirgin Atlantic
Deal found 6/11$808

Cheapflights Fare Finder

Customize your flight search to find flights from Denver 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 junio 12, 2025.
Use the filters below to find and compare flights from Denver to Barcelona that are best for you.

Fly from

Denver

Fly to

Barcelona

Route

Depart

Return

Price

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

lun. 7/28

7:45 am-7:50 am

2 stops16h 05m

Barcelona-El Prat

mié. 8/13

12:10 pm-6:20 pm

1 stop14h 10m

$754

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

lun. 8/4

7:55 pm-10:25 pm

1 stop18h 30m

Barcelona-El Prat

mié. 8/13

11:05 pm-4:41 pm

2 stops49h 36m

$755

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

dom. 7/27

6:35 pm-1:15 am

2 stops22h 40m

Barcelona-El Prat

sáb. 8/9

7:30 pm-5:59 pm

1 stop30h 29m

$756

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

mié. 9/10

5:00 pm-5:55 pm

2 stops16h 55m

Barcelona-El Prat

dom. 9/21

6:50 am-7:38 pm

2 stops20h 48m

$757

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

vie. 8/22

7:22 am-5:20 pm

2 stops25h 58m

Barcelona-El Prat

mié. 9/3

10:45 am-4:42 pm

1 stop13h 57m

$759

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

lun. 7/28

7:17 pm-8:20 am

1 stop29h 03m

Barcelona-El Prat

jue. 8/7

12:10 pm-10:21 am

1 stop30h 11m

$781

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

jue. 8/21

12:59 am-7:15 am

1 stop22h 16m

Barcelona-El Prat

mié. 9/3

9:00 am-6:46 pm

1 stop17h 46m

$802

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

lun. 7/28

9:35 am-11:55 am

2 stops18h 20m

Barcelona-El Prat

mié. 8/13

9:30 am-10:49 pm

2 stops21h 19m

$808

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

mar. 6/24

4:40 pm-2:45 pm

1 stop14h 05m

Barcelona-El Prat

vie. 8/29

3:45 pm-12:30 pm

1 stop28h 45m

$868

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

mié. 7/16

12:44 pm-10:10 am

1 stop13h 26m

Barcelona-El Prat

lun. 7/28

9:10 pm-3:46 pm

2 stops26h 36m

$980

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 25 results
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Best time to book a flight from Denver to Barcelona

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

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Barcelona. Price data was last updated on June 9, 2025.

The best time to book flights from Denver to Barcelona is 2 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Denver to Barcelona (average of $523). Flying from Denver to Barcelona in June is currently the most expensive (average of $1,062). 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 DEN to BCN?

Find hourly flight availability from Denver 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 junio 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Denver to Barcelona in the evening. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight at noon.

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

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

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

Rainfall in Barcelona by month

Plan your trip to Barcelona by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Barcelona ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona when rainfall is around 0.8 in.

Temperature in Barcelona by month

Plan your trip to Barcelona by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Barcelona, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 junio 12, 2025.
Peruse reviews from past customers who have flown with Delta, Austrian Airlines and SWISS from Denver to Barcelona to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Denver to Barcelona?

    For a flight from Denver to Barcelona, you will be flying from Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city. Denver Intl is the only Denver airport and it handles 0 outbound flights to Barcelona per day. 13 airlines have flights to Barcelona from Denver Intl on a regular basis.

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

    According to our current data, Air Canada ($754), Aer Lingus ($755), and Lufthansa ($757) offers the cheapest pricing from Denver to Barcelona. These flights start at 10% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as $203. However, be on the lookout for offers from Turkish Airlines and United Airlines, as they are both options that can get you from Denver to Barcelona for a low price.

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

    Denver to Barcelona flights have a layover in Chicago most often. London sees the next most layovers on Denver to Barcelona flights.

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

    If you're on a layover in Chicago and looking for things to do, consider visiting Magnificent Mile, River North, or Grant Park. Magnificent Mile, River North, and Grant Park are located about 15.5 mi, 15.0 mi, and 16.2 mi, respectively from Chicago O'Hare Intl. Travelers can rent a car at Chicago O'Hare Intl for an average daily rate of $56 to make sightseeing during their layover a little easier.

  • What are some popular points of interest to see during a layover in London?

    Most London visitors opt to spend their time at Hyde Park, Buckingham Palace, and Piccadilly Circus. Hyde Park, Buckingham Palace, and Piccadilly Circus are located about 12.5 mi, 13.7 mi, and 14.1 mi, respectively from London Heathrow. Travelers in need of a car in London can rent one for about $44 per day.

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

    Of the flights from Denver to Barcelona that have layovers, the fewest flights stop in Munich. Frankfurt am Main is the second least popular location for layovers on flights from Denver to Barcelona.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Denver to Barcelona (average of $523). Flying from Denver to Barcelona in June is currently the most expensive (average of $1,062). 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

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Alternative routes for Denver to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Barcelona-El Prat flights
Colorado Springs to Barcelona-El Prat flights
Grand Junction to Barcelona-El Prat flights
Denver to Costa Brava flights

Top 10 airlines flying from Denver to Barcelona

Discover the top 10 airlines that operate flights from Denver 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$349Average$458FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$401Average$639FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$489Average$740FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$489Average$846FlexibilityNo cancel feeOn-time71%
IberiaCheapest$490Average$865FlexibilityNo cancel feeOn-time77%
DeltaCheapest$495Average$814FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$506Average$917FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$513Average$927FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$516Average$856FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$552Average$1,082FlexibilityNo cancel feeOn-time76%

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