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$224+ Cheap flights from Colorado 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BCN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Colorado to Barcelona

Keep the following information in mind while searching for Colorado to Barcelona flight deals. Data was last updated September 15, 2025.

Round-trip from

$450
(Mytrip)

One-way from

$224
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$734
From Colorado to Barcelona
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One-way flight from Colorado to Barcelona
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Highest demand for flights based on searches. 34% potential increase in price ($418 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($53 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 Colorado to Barcelona

Cheapest flights from Colorado to Barcelona
Explore the most affordable flight options available from Colorado to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/265:30 pmDEN - BCN
2 stops32h 05mAir Canada
Tue 11/111:35 pmBCN - DEN
2 stops28h 48mAir Canada
Deal found 9/15$450
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 11/611:15 amDEN - BCN
1 stop14h 20mUnited Airlines
Thu 11/201:35 pmBCN - DEN
2 stops38h 29mUnited Airlines
Deal found 9/14$451
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/263:40 pmDEN - BCN
1 stop13h 40mIcelandair
Tue 12/211:50 amBCN - DEN
1 stop14h 15mIcelandair
Deal found 9/13$453
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:26 pmDEN - BCN
2 stops30h 09mAir Canada
Wed 11/121:35 pmBCN - DEN
1 stop14h 20mAir Canada
Deal found 9/15$454
This Expedia deal was found by Cheapflights users on 9/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/275:37 pmDEN - BCN
1 stop32h 53mIberia
Fri 11/149:15 amBCN - DEN
2 stops21h 07mIberia
Deal found 9/12$455
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.
Sun 10/1911:15 amDEN - BCN
1 stop12h 35mAir Canada
Fri 10/3112:35 pmBCN - DEN
2 stops38h 29mAir Canada
Deal found 9/15$456
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/68:06 amDEN - BCN
1 stop18h 04mAmerican Airlines
Wed 10/2210:35 amBCN - DEN
2 stops17h 52mAmerican Airlines
Deal found 9/13$457
This British Airways deal was found by Cheapflights users on 9/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1812:10 pmDEN - BCN
1 stop12h 50mBritish Airways
Wed 12/311:15 amBCN - DEN
2 stops19h 07mBritish Airways
Deal found 9/12$458
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:00 amDEN - BCN
2 stops19h 35mAir Canada
Mon 11/101:35 pmBCN - DEN
1 stop14h 20mAir Canada
Deal found 9/14$459
This Air Canada deal was found by Cheapflights users on 9/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/115:58 pmDEN - BCN
2 stops29h 52mAir Canada
Fri 10/3112:35 pmBCN - DEN
2 stops38h 29mAir Canada
Deal found 9/13$461
This CheapOair deal was found by Cheapflights users on 9/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/612:40 pmDEN - BCN
1 stop13h 30mBritish Airways
Wed 10/2210:45 amBCN - DEN
1 stop17h 42mBritish Airways
Deal found 9/13$462
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1512:24 pmGJT - BCN
2 stops17h 51mAmerican Airlines
Wed 10/227:40 amBCN - GJT
2 stops20h 47mAmerican Airlines
Deal found 9/14$580

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 15, 2025.
Use the filters below to find and compare flights from Colorado to Barcelona that are best for you.

Fly from

Colorado

Fly to

Barcelona

Route

Depart

Return

Price

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Thu 10/23

11:15 am-7:50 am

1 stop12h 35m

Barcelona-El Prat

Fri 10/31

12:35 pm-7:55 pm

1 stop14h 20m

$464

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Fri 11/7

11:59 pm-9:35 am

2 stops25h 36m

Barcelona-El Prat

Fri 11/21

1:35 pm-7:55 pm

1 stop14h 20m

$469

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sat 10/18

1:56 pm-7:50 am

2 stops33h 54m

Barcelona-El Prat

Thu 10/30

12:35 pm-7:55 pm

1 stop14h 20m

$474

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Thu 12/11

8:30 am-7:05 am

1 stop14h 35m

Barcelona-El Prat

Fri 1/16

10:40 am-9:51 pm

1 stop19h 11m

$483

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sun 10/19

7:10 am-6:00 am

1 stop14h 50m

Barcelona-El Prat

Fri 11/7

10:15 am-9:41 pm

1 stop19h 26m

$484

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sat 11/22

5:56 pm-8:20 am

1 stop30h 24m

Barcelona-El Prat

Mon 12/8

10:30 am-6:07 pm

1 stop15h 37m

$484

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Tue 10/14

6:00 am-7:50 am

2 stops17h 50m

Barcelona-El Prat

Fri 10/31

12:35 pm-8:58 am

2 stops27h 23m

$484

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Tue 9/23

11:25 am-9:20 am

1 stop13h 55m

Barcelona-El Prat

Tue 10/7

11:15 am-7:36 pm

1 stop16h 21m

$486

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Fri 11/7

9:11 am-9:00 am

2 stops15h 49m

Barcelona-El Prat

Fri 11/14

12:50 pm-10:19 pm

2 stops17h 29m

$488

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Tue 10/21

6:00 am-6:00 am

2 stops16h 00m

Barcelona-El Prat

Thu 11/20

10:15 am-11:04 pm

2 stops20h 49m

$488

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 42 results
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Best time to book a flight from Colorado to Barcelona

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

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

Currently, January is the cheapest month in which you can book a flight from Colorado to Barcelona (average of $523). Flying from Colorado to Barcelona in June is currently the most expensive (average of $1,059). 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 CO to BCN?

Find hourly flight availability from Colorado 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 15, 2025.

When flying from Colorado to Barcelona, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

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

    For as low as $464, United Airlines can have you in Barcelona from Colorado in 12h 35m. There are 5187 mi between Colorado and Barcelona. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Most travelers choose Denver Intl - Barcelona-El Prat, Grand Junction Regnl - Barcelona-El Prat or Colorado Springs - Barcelona-El Prat when deciding on the best route from Colorado to Barcelona.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Colorado to Barcelona (average of $523). Flying from Colorado to Barcelona in June is currently the most expensive (average of $1,059). 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

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Alternative routes for Colorado to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Colorado to Barcelona

Discover the top 10 airlines that operate flights from Colorado 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$349Average$440FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$400Average$610FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$480Average$920FlexibilityNo cancel feeOn-time69%
IberiaCheapest$483Average$830FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$483Average$1,011FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$487Average$682FlexibilityNo cancel feeOn-time70%
DeltaCheapest$495Average$723FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$506Average$865FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$512Average$619FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$538Average$1,051FlexibilityNo cancel feeOn-time76%

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