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$385+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BCN
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Round-trip from

$547
(Delta)

One-way from

$395
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,141
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. 30% potential increase in price ($377 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 9/306:00 amCOS - BCN
1 stop19h 20mDelta
Wed 10/159:00 amBCN - COS
2 stops21h 29mDelta
Deal found 4/29$547
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:08 pmCOS - BCN
1 stop33h 02mIberia
Wed 10/1512:20 pmBCN - COS
1 stop19h 08mIberia
Deal found 4/29$593
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 9/306:00 amCOS - BCN
3 stops17h 50mUnited Airlines
Wed 10/1512:10 pmBCN - COS
2 stops41h 30mUnited Airlines
Deal found 4/29$599
This Air Canada deal was found by Cheapflights users on 4/29. 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.
Tue 9/306:00 amCOS - BCN
3 stops19h 20mAir Canada
Wed 10/1512:10 pmBCN - COS
3 stops28h 54mAir Canada
Deal found 4/29$633
This Austrian Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 9/1211:18 amDEN - BCN
2 stops24h 32mAustrian Airlines
Thu 9/2510:00 amBCN - DEN
2 stops41h 54mAustrian Airlines
Deal found 4/30$767
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 8/911:59 pmDEN - BCN
1 stop22h 01mDelta
Fri 8/226:10 amBCN - DEN
2 stops21h 05mDelta
Deal found 4/30$769
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 7/307:55 pmDEN - BCN
1 stop18h 30mMultiple Airlines
Wed 8/611:20 amBCN - DEN
1 stop14h 39mMultiple Airlines
Deal found 4/30$781
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Thu 11/208:45 amDEN - BCN
2 stops19h 30mAir Canada
Sat 11/296:50 amBCN - DEN
2 stops17h 48mAir Canada
Deal found 4/30$794
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Sun 12/215:30 pmDEN - BCN
1 stop18h 40mAmerican Airlines
Thu 1/88:30 pmBCN - DEN
1 stop26h 55mAmerican Airlines
Deal found 4/29$815
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
Tue 8/262:06 pmDEN - BCN
2 stops24h 19mAer Lingus
Mon 9/811:05 pmBCN - DEN
2 stops31h 22mAer Lingus
Deal found 4/29$841
This British Airways deal was found by Cheapflights users on 4/30. 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 8/266:35 pmDEN - BCN
1 stop20h 10mBritish Airways
Mon 9/88:25 pmBCN - DEN
1 stop28h 00mBritish Airways
Deal found 4/30$845
This FlightHub deal was found by Cheapflights users on 5/1. 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.
Tue 6/244:40 pmDEN - BCN
1 stop14h 05mIcelandair
Fri 8/293:45 pmBCN - DEN
1 stop28h 45mIcelandair
Deal found 5/1$860

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 May 1, 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

Colorado SpringsBarcelona

COS - BCN

COSBCN

Colorado Springs

Tue 9/30

6:00 am-9:20 am

1 stop19h 20m

Barcelona-El Prat

Wed 10/15

9:00 am-9:20 pm

2 stops20h 20m

$547

Colorado SpringsBarcelona

COS - BCN

COSBCN

Colorado Springs

Tue 9/30

5:08 pm-10:10 am

1 stop33h 02m

Barcelona-El Prat

Wed 10/15

12:20 pm-11:28 pm

1 stop19h 08m

$593

Colorado SpringsBarcelona

COS - BCN

COSBCN

Colorado Springs

Tue 9/30

6:00 am-7:50 am

3 stops17h 50m

Barcelona-El Prat

Wed 10/15

12:10 pm-9:40 pm

2 stops41h 30m

$599

Colorado SpringsBarcelona

COS - BCN

COSBCN

Colorado Springs

Tue 9/30

6:00 am-9:20 am

3 stops19h 20m

Barcelona-El Prat

Wed 10/15

12:10 pm-9:04 am

3 stops28h 54m

$633

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Fri 9/12

9:40 am-9:10 am

2 stops39h 30m

Barcelona-El Prat

Tue 9/23

10:00 am-7:54 pm

2 stops41h 54m

$767

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sat 8/9

11:59 pm-6:00 am

1 stop22h 01m

Barcelona-El Prat

Fri 8/22

6:10 am-7:15 pm

2 stops21h 05m

$769

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Wed 7/30

7:55 pm-10:25 pm

1 stop18h 30m

Barcelona-El Prat

Wed 8/6

11:20 am-5:59 pm

1 stop14h 39m

$781

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sun 8/31

5:40 pm-7:50 am

1 stop30h 10m

Barcelona-El Prat

Sat 9/6

12:10 pm-6:18 pm

1 stop14h 08m

$798

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Tue 8/26

2:06 pm-10:25 pm

2 stops24h 19m

Barcelona-El Prat

Mon 9/8

11:05 pm-10:27 pm

2 stops31h 22m

$841

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Tue 8/26

6:35 pm-10:45 pm

1 stop20h 10m

Barcelona-El Prat

Mon 9/8

8:25 pm-4:25 pm

1 stop28h 00m

$845

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 39 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 $1,064). 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 May 1, 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.

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 May 1, 2025.
Get a feel of what it's like to fly with Delta, KLM and Austrian Airlines from Colorado 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.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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.
Austrian Airlines
7.6
Good
781 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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 Colorado to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The cheapest airlines for a one-way flight from Colorado to Barcelona are WestJet ($453), Delta ($558), and SWISS ($567).

  • 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 $1,064). 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 Colorado to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Barcelona-El Prat flights
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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$349Average$466FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$401Average$646FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$489Average$800FlexibilityNo cancel feeOn-time70%
DeltaCheapest$495Average$890FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$498Average$1,080FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$508Average$955FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$516Average$885FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$525Average$1,009FlexibilityNo cancel feeOn-time69%
IberiaCheapest$539Average$892FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$563Average$1,095FlexibilityNo cancel feeOn-time76%

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