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$285+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BCN
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
1 adult, Economy
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The best prices from Denver Intl to Barcelona are usually found in February or January, booked 10 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 March 3, 2025.

Round-trip from

$500
(Air Canada)

One-way from

$285
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$663
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. 31% potential increase in price ($394 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 3, 2025.

This United deal was found by Cheapflights users on 3/2. 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.
Tue 11/1811:50 pmDEN - BCN
1 stop24h 30mMultiple Airlines
Wed 12/312:15 pmBCN - DEN
1 stop30h 20mMultiple Airlines
Deal found 3/2$499
This Air Canada deal was found by Cheapflights users on 3/2. 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.
Mon 3/3111:15 amDEN - BCN
1 stop12h 35mAir Canada
Wed 4/91:15 pmBCN - DEN
2 stops36h 26mAir Canada
Deal found 3/2$500
This oojo deal was found by Cheapflights users on 3/2. 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 11/122:23 pmDEN - BCN
2 stops20h 02mBritish Airways
Thu 11/271:30 pmBCN - DEN
1 stop17h 52mBritish Airways
Deal found 3/2$524
This United deal was found by Cheapflights users on 3/3. 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 11/128:17 amDEN - BCN
2 stops16h 43mUnited Airlines
Thu 11/2711:00 amBCN - DEN
2 stops20h 18mUnited Airlines
Deal found 3/3$526
This Delta deal was found by Cheapflights users on 3/3. 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 3/3012:55 amDEN - BCN
1 stop24h 25mDelta
Thu 4/311:35 amBCN - DEN
1 stop15h 40mDelta
Deal found 3/3$527
This Justfly.com deal was found by Cheapflights users on 3/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/118:35 pmDEN - BCN
1 stop31h 25mTurkish Airlines
Tue 3/187:50 amBCN - DEN
1 stop17h 50mTurkish Airlines
Deal found 3/2$567
This American Airlines deal was found by Cheapflights users on 3/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/247:13 amDEN - BCN
1 stop18h 47mAmerican Airlines
Wed 4/910:45 amBCN - DEN
1 stop19h 54mAmerican Airlines
Deal found 3/2$607
This KLM deal was found by Cheapflights users on 3/2. 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.
Wed 4/211:29 amDEN - BCN
2 stops14h 51mKLM
Tue 4/86:20 amBCN - DEN
2 stops15h 35mKLM
Deal found 3/2$611
This Expedia deal was found by Cheapflights users on 3/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/312:32 pmDEN - BCN
2 stops17h 08mIberia
Mon 3/107:55 pmBCN - DEN
1 stop27h 30mIberia
Deal found 3/2$684
This WestJet deal was found by Cheapflights users on 3/3. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/612:15 pmDEN - BCN
1 stop16h 10mWestJet
Wed 5/142:25 pmBCN - DEN
1 stop29h 02mWestJet
Deal found 3/3$691
This Lufthansa deal was found by Cheapflights users on 3/2. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/175:25 pmDEN - BCN
1 stop22h 30mLufthansa
Tue 3/253:25 pmBCN - DEN
1 stop31h 15mLufthansa
Deal found 3/2$703
This FlightHub deal was found by Cheapflights users on 3/2. 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.
Wed 5/74:40 pmDEN - BCN
1 stop14h 05mIcelandair
Wed 5/283:45 pmBCN - DEN
1 stop35h 10mIcelandair
Deal found 3/2$762

Find flights from Denver to Barcelona within your budget

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 March 3, 2025.

Fly from

Denver

Fly to

Barcelona

Route

Depart

Return

Price

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Mon 3/31

11:15 am-7:50 am

1 stop12h 35m

Barcelona-El Prat

Wed 4/9

1:15 pm-5:41 pm

2 stops36h 26m

$500

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Mon 3/31

6:00 am-7:50 am

2 stops17h 50m

Barcelona-El Prat

Thu 4/3

12:10 pm-10:27 am

1 stop30h 17m

$511

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sun 3/30

12:55 am-9:20 am

1 stop24h 25m

Barcelona-El Prat

Thu 4/3

11:35 am-7:15 pm

1 stop15h 40m

$527

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Mon 3/31

6:35 pm-5:40 pm

1 stop15h 05m

Barcelona-El Prat

Mon 4/7

8:25 pm-4:25 pm

1 stop28h 00m

$532

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Mon 3/24

8:35 pm-11:45 pm

1 stop20h 10m

Barcelona-El Prat

Mon 4/7

6:30 pm-5:55 pm

1 stop31h 25m

$590

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Mon 3/24

11:25 am-7:45 pm

2 stops25h 20m

Barcelona-El Prat

Thu 4/3

12:10 pm-10:27 am

1 stop30h 17m

$599

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Mon 3/24

7:13 am-9:00 am

1 stop18h 47m

Barcelona-El Prat

Wed 4/9

10:45 am-10:39 pm

1 stop19h 54m

$607

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Wed 4/2

11:29 am-10:20 am

2 stops14h 51m

Barcelona-El Prat

Tue 4/8

6:20 am-1:55 pm

2 stops15h 35m

$611

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Tue 5/6

12:15 pm-12:25 pm

1 stop16h 10m

Barcelona-El Prat

Wed 5/14

2:25 pm-11:27 am

1 stop29h 02m

$691

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Mon 3/17

5:25 pm-10:55 pm

1 stop22h 30m

Barcelona-El Prat

Tue 3/25

3:25 pm-3:40 pm

1 stop31h 15m

$703

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 27 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.

Travel insights for flights from Denver to Barcelona

Get recent, data-driven insights about flights from Denver to Barcelona including ideal travel times, pricing trends, and more.

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 February 28, 2025.

The best time to book flights from Denver to Barcelona is 10 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 $1,094). 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 March 3, 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 March 3, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair 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
8,068 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,068 reviews
Delta
8.0
Very good
8,068 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
8,068 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,271 reviews
Delta
8.0
Very good
8,068 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,679 reviews
Delta
8.0
Very good
8,068 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines
7.3
Good
3,796 reviews
Delta
8.0
Very good
8,068 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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. 14 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 ($500), United Airlines ($511), and Delta ($527) offers the cheapest pricing from Denver to Barcelona. These flights start at 42% 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 Turkish Airlines, with whom users have recently found tickets for as low as $368. However, be on the lookout for offers from WestJet and Delta, 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. London is followed by Frankfurt am Main in terms of the most popular layover location for 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, Grant Park, or River North. Magnificent Mile, Grant Park, and River North are located about 15.5 mi, 16.2 mi, and 15.0 mi, respectively from Chicago O'Hare Intl. Travelers can rent a car at Chicago O'Hare Intl for an average daily rate of $48 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, Piccadilly Circus, and Buckingham Palace. Hyde Park, Piccadilly Circus, and Buckingham Palace are located about 12.5 mi, 14.1 mi, and 13.7 mi, respectively from London Heathrow. Travelers in need of a car in London can rent one for about $37 per day.

  • What are points of interest worth seeing during a layover in Frankfurt am Main?

    Frankfurt am Main travelers tend to visit Römerberg, Hauptwache, and Römer more than any other attractions. Römerberg, Hauptwache, and Römer can be visited by traveling about 7.4 mi, 7.4 mi, and 7.4 mi respectively from Frankfurt am Main. Travelers can book a car rental at Frankfurt am Main for about $44 per day to make their sightseeing more efficient.

  • 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 Philadelphia. Munich 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 $1,094). 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.

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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
Grand Junction to Barcelona-El Prat flights
Colorado Springs 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 March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$349Average$471FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$401Average$648FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$491Average$828FlexibilityNo cancel feeOn-time70%
DeltaCheapest$500Average$903FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$503Average$1,003FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$517Average$956FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$521Average$832FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$532Average$1,008FlexibilityNo cancel feeOn-time69%
IberiaCheapest$539Average$777FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$558Average$1,092FlexibilityNo cancel feeOn-time76%
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