What airlines fly to Barcelona?

United Airlines, British Airways and Lufthansa are the top three most popular airlines that fly to Barcelona from Denver according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 12 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Denver Intl to Barcelona?

Lufthansa is the most popular carrier operating from Denver Intl to Barcelona

When did momondo last update prices for flights from Denver Intl Airport to Barcelona?

Prices for flights from Denver Intl Airport to Barcelona were last updated today.

How many operators does momondo search for flights from Denver Intl Airport to Barcelona?

As of December 2025, there are 12 operators available to choose from for flights from Denver Intl Airport to Barcelona.

How old do you have to be to fly from Denver Intl Airport to Barcelona?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Denver Intl Airport to Barcelona.

What documentation or ID do you need to fly to Barcelona?

The travel and health documents required for your trip to Barcelona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$228 Cheap Flights from Denver to Barcelona in 2025/26

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Find the cheapest flights from Denver to Barcelona

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:26 pm - 9:35 amDEN-BCN

30h 09m2 stops

1:35 pm - 8:54 amBCN-DEN

27h 19m2 stops

$465Air Canada

Find Deal

Tue, Jan 27 - Mon, Feb 2

11:15 am - 9:35 amDEN-BCN

14h 20m1 stop

6:20 pm - 2:35 pmBCN-DEN

28h 15m1 stop

$466Multiple Airlines

Find Deal

Sun, Jan 18 - Sun, Feb 1

3:40 pm - 11:35 pmDEN-BCN

23h 55m2 stops

5:45 am - 6:05 pmBCN-DEN

20h 20m2 stops

$469Multiple Airlines

Find Deal

Fri, Feb 6 - Tue, Feb 10

5:25 pm - 4:30 pmDEN-BCN

15h 05m1 stop

11:35 am - 10:34 pmBCN-DEN

18h 59m2 stops

$471British Airways

Find Deal

Wed, Jan 7 - Fri, Jan 23

5:25 pm - 5:00 pmDEN-BCN

15h 35m1 stop

12:30 pm - 9:11 pmBCN-DEN

16h 41m1 stop

$472Multiple Airlines

Find Deal

Sun, Jan 18 - Sun, Feb 1

1:25 pm - 2:05 pmDEN-BCN

16h 40m2 stops

9:55 am - 9:55 pmBCN-DEN

19h 00m2 stops

$473Multiple Airlines

Find Deal

Wed, Mar 4 - Wed, Mar 25

12:28 pm - 6:25 pmDEN-BCN

21h 57m2 stops

10:40 am - 6:13 pmBCN-DEN

15h 33m1 stop

$474British Airways

Find Deal

Wed, Jan 14 - Sun, Jan 18

8:30 pm - 9:35 amDEN-BCN

29h 05m2 stops

1:35 pm - 7:55 pmBCN-DEN

14h 20m1 stop

$475Air Canada

Find Deal

Sat, Feb 14 - Thu, Feb 26

7:15 pm - 9:35 amDEN-BCN

30h 20m2 stops

1:35 pm - 7:55 pmBCN-DEN

14h 20m1 stop

$476Air Canada

Find Deal

Sat, Jan 24 - Sat, Feb 7

5:25 pm - 4:05 pmDEN-BCN

14h 40m1 stop

11:15 am - 9:36 pmBCN-DEN

17h 21m1 stop

$477Multiple Airlines

Find Deal

Thu, Mar 5 - Thu, Mar 19

Air Canada flights from Denver to Barcelona

Our best Air Canada deals on Denver to Barcelona flight tickets

Air Canada

Jan 27

DEN7:26 pmDenver Intl

30h 09m

2 stops

BCN9:35 amBarcelona-El Prat

Feb 2

BCN1:35 pmBarcelona-El Prat

27h 19m

2 stops

DEN8:54 amDenver Intl

$465

Find similar

Air Canada

Feb 14

DEN8:30 pmDenver Intl

29h 05m

2 stops

BCN9:35 amBarcelona-El Prat

Feb 26

BCN1:35 pmBarcelona-El Prat

14h 20m

1 stop

DEN7:55 pmDenver Intl

$475

Find similar

Air Canada

Jan 24

DEN7:15 pmDenver Intl

30h 20m

2 stops

BCN9:35 amBarcelona-El Prat

Feb 7

BCN1:35 pmBarcelona-El Prat

14h 20m

1 stop

DEN7:55 pmDenver Intl

$476

Find similar

British Airways flights from Denver to Barcelona

Our best British Airways deals on Denver to Barcelona flight tickets

British Airways

Jan 7

DEN5:25 pmDenver Intl

15h 05m

1 stop

BCN4:30 pmBarcelona-El Prat

Jan 23

BCN11:35 amBarcelona-El Prat

18h 59m

2 stops

DEN10:34 pmDenver Intl

$471

Find similar

British Airways

Jan 14

DEN12:28 pmDenver Intl

21h 57m

2 stops

BCN6:25 pmBarcelona-El Prat

Jan 18

BCN10:40 amBarcelona-El Prat

15h 33m

1 stop

DEN6:13 pmDenver Intl

$474

Find similar

British Airways

Jan 8

DEN5:25 pmDenver Intl

13h 20m

1 stop

BCN2:45 pmBarcelona-El Prat

Jan 26

BCN8:00 pmBarcelona-El Prat

27h 30m

1 stop

DEN3:30 pmDenver Intl

$482

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Tue 1/27

7:26 pm-9:35 am

2 stops30h 09m

Barcelona-El Prat

Mon 2/2

1:35 pm-8:54 am

2 stops27h 19m

$465

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sun 1/18

11:15 am-9:35 am

1 stop14h 20m

Barcelona-El Prat

Sun 2/1

6:20 pm-2:35 pm

1 stop28h 15m

$466

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Fri 2/6

3:40 pm-11:35 pm

2 stops23h 55m

Barcelona-El Prat

Tue 2/10

5:45 am-6:05 pm

2 stops20h 20m

$469

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Wed 1/7

5:25 pm-4:30 pm

1 stop15h 05m

Barcelona-El Prat

Fri 1/23

11:35 am-10:34 pm

2 stops18h 59m

$471

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sun 1/18

5:25 pm-5:00 pm

1 stop15h 35m

Barcelona-El Prat

Sun 2/1

12:30 pm-9:11 pm

1 stop16h 41m

$472

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Wed 3/4

1:25 pm-2:05 pm

2 stops16h 40m

Barcelona-El Prat

Wed 3/25

9:55 am-9:55 pm

2 stops19h 00m

$473

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Wed 1/14

12:28 pm-6:25 pm

2 stops21h 57m

Barcelona-El Prat

Sun 1/18

10:40 am-6:13 pm

1 stop15h 33m

$474

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sat 2/14

8:30 pm-9:35 am

2 stops29h 05m

Barcelona-El Prat

Thu 2/26

1:35 pm-7:55 pm

1 stop14h 20m

$475

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sat 1/24

7:15 pm-9:35 am

2 stops30h 20m

Barcelona-El Prat

Sat 2/7

1:35 pm-7:55 pm

1 stop14h 20m

$476

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Thu 3/5

5:25 pm-4:05 pm

1 stop14h 40m

Barcelona-El Prat

Thu 3/19

11:15 am-9:36 pm

1 stop17h 21m

$477

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to Barcelona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Barcelona?

The month of November is, on average, the cheapest month to fly to Barcelona from Denver, with most prices found around $489. If you don’t want to visit Barcelona in November, then you should wait until February to fly from Denver, when ticket prices are also cheap, with an average price of $491.

What is the cheapest day to depart on your flight to Barcelona?

The cheapest day to depart from Denver to Barcelona is on a Sunday when prices can be found for as low as $787. On the other hand, Thursday is the most expensive day to depart from Denver because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,107.

What is the cheapest time of day to depart on your flight to Barcelona?

In the evening is the cheapest time of day to fly from Denver to Barcelona when you can find flight prices for as low as $787. Flying to Barcelona in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,004 on average. Flights to Barcelona from Denver at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Barcelona?

You are more likely to see cheaper flights to Barcelona from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $801 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from Denver for as low as $628 on momondo.

Cheap Denver to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Barcelona

Fastest flight time	12h 20m
Direct flights	None

The fastest flight from Denver to Barcelona takes 12h 20m

There are no direct flights from Denver to Barcelona. There are no popular flight routes from Denver to Barcelona.

Search flight deals

How far is Denver Intl to Barcelona by plane?
A flight from Denver Intl to Barcelona will travel around 5204.7 mi. A reasonable flight in good conditions will take 13h 15m.
When did momondo last update prices for flights from Denver Intl Airport to Barcelona?
Prices for flights from Denver Intl Airport to Barcelona were last updated today.
How many operators does momondo search for flights from Denver Intl Airport to Barcelona?
As of December 2025, there are 12 operators available to choose from for flights from Denver Intl Airport to Barcelona.
How old do you have to be to fly from Denver Intl Airport to Barcelona?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Denver Intl Airport to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The travel and health documents required for your trip to Barcelona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Denver to Barcelona

Compare and see reviews for airlines that fly from Denver to Barcelona with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $369	Free Cancellation	Rating 7.0 584 reviews	Search Icelandair flights
Turkish Airlines	PriceFrom $389	Free Cancellation	Rating 7.3 4,071 reviews	Search Turkish Airlines flights
Iberia	PriceFrom $433	Free Cancellation	Rating 7.0 3,038 reviews	Search Iberia flights
United Airlines	PriceFrom $478	Free Cancellation	Rating 7.4 9,065 reviews	Search United Airlines flights
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.2 11,041 reviews	Search American Airlines flights
British Airways	PriceFrom $489	Free Cancellation	Rating 6.7 7,549 reviews	Search British Airways flights
Lufthansa	PriceFrom $502	Free Cancellation	Rating 6.8 7,602 reviews	Search Lufthansa flights
Delta	PriceFrom $503	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
Air Canada	PriceFrom $506	Free Cancellation	Rating 7.1 10,493 reviews	Search Air Canada flights
Air France	PriceFrom $512	Free Cancellation	Rating 7.4 1,500 reviews	Search Air France flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Barcelona?

It is quick and easy to find Denver to Barcelona flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Barcelona that suits you.

Can I find flights from Denver to Barcelona with flexible booking policies on momondo?

Yes. All flights to Barcelona from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Denver to Barcelona?

momondo helps you find the best flight between Denver and Barcelona by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Denver to Barcelona right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Barcelona, momondo offers a useful price alert feature which will track prices for flights to Barcelona from Denver and alert you when they change.