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$302+ Cheap flights from Barcelona-El Prat (BCN) to Colorado

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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — DEN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Barcelona-El Prat to Colorado

Cheapest flights from Barcelona-El Prat to Colorado
Explore the most affordable flight options available from Barcelona-El Prat to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:05 pm
BCN
-
DEN
1 stop27h 37m
Multiple Airlines
Wed 4/2911:05 am
DEN
-
BCN
2 stops28h 05m
Multiple Airlines
Deal found 1/25$592
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:40 pm
BCN
-
DEN
2 stops50h 18m
Multiple Airlines
Sun 5/38:00 pm
DEN
-
BCN
1 stop18h 30m
Multiple Airlines
Deal found 1/25$596
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:05 pm
BCN
-
DEN
1 stop27h 37m
Multiple Airlines
Mon 5/48:00 pm
DEN
-
BCN
1 stop18h 30m
Multiple Airlines
Deal found 1/25$600
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:05 pm
BCN
-
DEN
1 stop27h 37m
Multiple Airlines
Tue 5/54:40 pm
DEN
-
BCN
1 stop14h 05m
Multiple Airlines
Deal found 1/25$613
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/222:05 pm
BCN
-
DEN
1 stop27h 40m
Multiple Airlines
Tue 5/54:40 pm
DEN
-
BCN
1 stop14h 05m
Multiple Airlines
Deal found 1/25$617
This lol.travel deal was found by Cheapflights users on 1/25. 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.
Mon 2/910:40 am
BCN
-
DEN
1 stop15h 33m
Finnair
Mon 2/2312:33 pm
DEN
-
BCN
1 stop12h 17m
Finnair
Deal found 1/25$624
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/272:05 pm
BCN
-
DEN
2 stops21h 54m
Multiple Airlines
Mon 5/48:00 pm
DEN
-
BCN
1 stop18h 30m
Multiple Airlines
Deal found 1/25$633
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/232:05 pm
BCN
-
DEN
1 stop27h 40m
Multiple Airlines
Sun 5/38:00 pm
DEN
-
BCN
1 stop18h 30m
Multiple Airlines
Deal found 1/25$637
This FlightHub deal was found by Cheapflights users on 1/25. 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 6/33:45 pm
BCN
-
DEN
1 stop28h 40m
Icelandair
Thu 6/114:40 pm
DEN
-
BCN
1 stop14h 05m
Icelandair
Deal found 1/25$639
This Iberia deal was found by Cheapflights users on 1/24. 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.
Thu 2/56:40 am
BCN
-
COS
2 stops22h 17m
Iberia
Sun 2/85:11 pm
COS
-
BCN
1 stop31h 39m
Iberia
Deal found 1/24$704
This Iberia deal was found by Cheapflights users on 1/25. 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.
Fri 10/231:30 pm
BCN
-
ASE
1 stop30h 12m
Iberia
Tue 10/278:16 am
ASE
-
BCN
2 stops18h 29m
Iberia
Deal found 1/25$803
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Fri 10/236:40 am
BCN
-
ASE
2 stops21h 09m
United Airlines
Tue 10/273:30 pm
ASE
-
BCN
2 stops14h 40m
United Airlines
Deal found 1/24$836

Find flight deals from Barcelona-El Prat to Colorado

Keep the following information in mind while searching for Barcelona-El Prat to Colorado flight deals. Data was last updated January 27, 2026.

Round-trip from

$592
(Kiwi.com)

One-way from

$302
(KAYAK)

Popular in

August

Cheapest in

February

Average price

$940
From Barcelona-El Prat to Colorado
Search Deals
One-way flight from Barcelona-El Prat to Colorado
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat to Colorado 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 January 27, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Colorado that are best for you.

Fly from

Barcelona-El Prat

Fly to

Colorado

Route

Depart

Return

Price

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Mon 2/9

10:40 am-6:13 pm

1 stop15h 33m

Denver Intl

Mon 2/23

12:33 pm-8:50 am

1 stop12h 17m

$652

BarcelonaColorado Springs

BCN - COS

BCNCOS

Barcelona-El Prat

Thu 2/12

10:40 am-11:59 pm

1 stop21h 19m

Colorado Springs

Mon 2/16

10:20 am-8:50 am

1 stop14h 30m

$653

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Sun 5/31

5:30 pm-7:00 pm

1 stop33h 30m

Denver Intl

Sat 6/13

8:10 pm-4:30 pm

1 stop12h 20m

$662

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Mon 6/1

3:45 pm-12:25 pm

1 stop28h 40m

Denver Intl

Sun 6/14

4:40 pm-2:45 pm

1 stop14h 05m

$662

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Thu 6/4

3:45 pm-7:00 pm

1 stop35h 15m

Denver Intl

Wed 6/10

8:10 pm-2:45 pm

1 stop34h 35m

$664

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Fri 6/5

3:45 pm-7:00 pm

1 stop35h 15m

Denver Intl

Mon 6/15

8:10 pm-2:45 pm

1 stop34h 35m

$664

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Sat 5/30

3:45 pm-12:25 pm

1 stop28h 40m

Denver Intl

Mon 6/15

8:10 pm-2:45 pm

1 stop34h 35m

$664

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Mon 6/1

3:45 pm-12:25 pm

1 stop28h 40m

Denver Intl

Wed 6/10

8:10 pm-2:45 pm

1 stop34h 35m

$664

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Thu 3/12

6:50 am-2:40 pm

1 stop14h 50m

Denver Intl

Thu 3/19

9:20 pm-10:55 pm

1 stop18h 35m

$680

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Thu 3/12

10:20 am-7:59 pm

1 stop16h 39m

Denver Intl

Thu 3/19

7:05 am-8:00 am

1 stop17h 55m

$681

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 31 results
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Best time to book a flight from Barcelona-El Prat to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Barcelona-El Prat 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 Barcelona-El Prat Airport to Colorado

What is the cheapest month to book a flight from Barcelona-El Prat Airport to Colorado?

Currently, March is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Colorado (average of $514). Flying from Barcelona-El Prat Airport to Colorado in December is currently the most expensive (average of $811). 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.

How much does it cost to fly round-trip from Barcelona-El Prat Airport to Colorado?

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated January 27, 2026.
Peruse reviews from past customers who have flown with United Airlines from Barcelona-El Prat Airport to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,205 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,205 reviews
United Airlines
7.4
Good
9,205 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat to Colorado. 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 Barcelona-El Prat Airport to Colorado?

    For as low as $652, Finnair can have you in Colorado from Barcelona-El Prat Airport in 15h 33m. Barcelona-El Prat Airport and Colorado are separated by a distance of 5187 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 to fly from Barcelona-El Prat Airport to Colorado one-way?

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $513. Users have also found prices from $531 and $533 on Aer Lingus and British Airways, respectively.

  • What are the most popular routes from Barcelona-El Prat Airport to Colorado?

    Most travelers choose Barcelona-El Prat - Denver Intl, Barcelona-El Prat - Colorado Springs or Barcelona-El Prat - Aspen Pitkin County when deciding on the best route from Barcelona-El Prat Airport to Colorado.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Barcelona-El Prat to Colorado 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 Barcelona-El Prat Airport to Colorado?

    Currently, March is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Colorado (average of $514). Flying from Barcelona-El Prat Airport to Colorado in December is currently the most expensive (average of $811). 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 Barcelona-El Prat to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Barcelona-El Prat to Colorado

Discover the top airline that operate flights from Barcelona-El Prat to Colorado. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$428Average$981FlexibilityNo cancel feeOn-time69%

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