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 42% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 11 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?

Air Canada, British Airways, and Delta are the most popular carriers 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 August 2026, there are 11 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.

$276 Cheap Flights from Denver to Barcelona in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Barcelona

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 1:40 pmDEN Denver Intl-BCN Barcelona-El Prat

14h 00m1 stop Reykjavik Keflavik Intl

12:25 pm - 6:00 pmBCN Barcelona-El Prat-DEN Denver Intl

13h 35m1 stop Reykjavik Keflavik Intl

$550Icelandair

Wed, Nov 4 - Tue, Nov 17

3:40 pm - 1:40 pmDEN Denver Intl-BCN Barcelona-El Prat

14h 00m1 stop Reykjavik Keflavik Intl

12:25 pm - 6:00 pmBCN Barcelona-El Prat-DEN Denver Intl

13h 35m1 stop Reykjavik Keflavik Intl

$550Icelandair

Wed, Nov 11 - Tue, Nov 24

8:00 pm - 10:30 pmDEN Denver Intl-BCN Barcelona-El Prat

18h 30m1 stop Dublin

11:10 pm - 6:15 pmBCN Barcelona-El Prat-DEN Denver Intl

27h 05m1 stop Dublin

$611Aer Lingus

Sun, Sep 13 - Tue, Sep 22

3:40 pm - 12:45 amDEN Denver Intl-BCN Barcelona-El Prat

25h 05m2 stops Reykjavik Keflavik Intl Rome Fiumicino

10:00 pm - 6:00 pmBCN Barcelona-El Prat-DEN Denver Intl

28h 00m2 stops Rome Fiumicino Reykjavik Keflavik Intl

$631Multiple Airlines

Wed, Nov 11 - Tue, Nov 24

9:40 am - 8:00 amDEN Denver Intl-BCN Barcelona-El Prat

14h 20m1 stop Montreal Pierre Elliott Trudeau Intl

1:15 pm - 10:22 amBCN Barcelona-El Prat-DEN Denver Intl

29h 07m1 stop Toronto Pearson Intl

$682Air Canada

Mon, Oct 5 - Wed, Oct 21

11:25 am - 8:00 amDEN Denver Intl-BCN Barcelona-El Prat

12h 35m1 stop Montreal Pierre Elliott Trudeau Intl

6:40 am - 4:58 pmBCN Barcelona-El Prat-DEN Denver Intl

18h 18m2 stops Frankfurt am Main Vancouver Intl

$691Air Canada

Mon, Oct 5 - Wed, Oct 21

8:00 am - 8:20 amDEN Denver Intl-BCN Barcelona-El Prat

16h 20m1 stop Newark

1:35 pm - 2:23 pmBCN Barcelona-El Prat-DEN Denver Intl

32h 48m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$706United Airlines

Sun, Dec 6 - Fri, Jan 15

11:52 pm - 8:20 amDEN Denver Intl-BCN Barcelona-El Prat

24h 28m1 stop Washington, D.C. Dulles Intl

12:15 pm - 10:31 amBCN Barcelona-El Prat-DEN Denver Intl

30h 16m1 stop Montreal Pierre Elliott Trudeau Intl

$707United Airlines

Mon, Sep 28 - Wed, Oct 7

4:15 pm - 5:35 pmDEN Denver Intl-BCN Barcelona-El Prat

17h 20m1 stop Munich Franz Josef Strauss

6:50 am - 3:35 pmBCN Barcelona-El Prat-DEN Denver Intl

16h 45m1 stop Frankfurt am Main

$715Lufthansa

Mon, Nov 30 - Wed, Dec 9

4:15 pm - 5:35 pmDEN Denver Intl-BCN Barcelona-El Prat

17h 20m1 stop Munich Franz Josef Strauss

3:20 pm - 2:30 pmBCN Barcelona-El Prat-DEN Denver Intl

31h 10m1 stop Munich Franz Josef Strauss

$723Lufthansa

Mon, Jan 25 - Mon, Feb 8

Cheap last minute flights

Enter your travel dates to find the best prices.

11:25 am - 8:00 amDEN Denver Intl-BCN Barcelona-El Prat

12h 35m1 stop Montreal Pierre Elliott Trudeau Intl

12:15 pm - 6:46 pmBCN Barcelona-El Prat-DEN Denver Intl

14h 31m1 stop Montreal Pierre Elliott Trudeau Intl

$947Air Canada

Tue, Sep 1 - Tue, Sep 8

11:25 am - 8:00 amDEN Denver Intl-BCN Barcelona-El Prat

12h 35m1 stop Montreal Pierre Elliott Trudeau Intl

6:40 am - 6:46 pmBCN Barcelona-El Prat-DEN Denver Intl

20h 06m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$950Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

7:45 am - 2:05 pmDEN Denver Intl-BCN Barcelona-El Prat

22h 20m2 stops Chicago O'Hare Intl Zurich

8:00 pm - 4:24 pmBCN Barcelona-El Prat-DEN Denver Intl

28h 24m2 stops Zurich Chicago O'Hare Intl

$955SWISS

Tue, Sep 1 - Tue, Sep 8

6:05 pm - 9:20 amDEN Denver Intl-BCN Barcelona-El Prat

31h 15m1 stop Toronto Pearson Intl

11:15 am - 12:30 amBCN Barcelona-El Prat-DEN Denver Intl

21h 15m1 stop Washington, D.C. Dulles Intl

$1,025United Airlines

Sat, Sep 5 - Sun, Sep 13

3:15 pm - 10:10 amDEN Denver Intl-BCN Barcelona-El Prat

34h 55m1 stop Dallas/Fort Worth

9:20 pm - 7:46 pmBCN Barcelona-El Prat-DEN Denver Intl

30h 26m2 stops London Heathrow Philadelphia

$1,120British Airways

Sat, Sep 5 - Sun, Sep 13

7:10 pm - 1:15 pmDEN Denver Intl-BCN Barcelona-El Prat

34h 05m1 stop Chicago O'Hare Intl

12:15 pm - 10:31 amBCN Barcelona-El Prat-DEN Denver Intl

30h 16m1 stop Montreal Pierre Elliott Trudeau Intl

$1,183United Airlines

Sat, Sep 5 - Sun, Sep 13

11:25 am - 8:00 amDEN Denver Intl-BCN Barcelona-El Prat

12h 35m1 stop Montreal Pierre Elliott Trudeau Intl

6:40 am - 6:55 pmBCN Barcelona-El Prat-DEN Denver Intl

20h 15m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$1,247Air Canada

Tue, Sep 1 - Sat, Sep 5

6:40 pm - 10:40 pmDEN Denver Intl-BCN Barcelona-El Prat

20h 00m1 stop London Heathrow

9:30 pm - 4:30 pmBCN Barcelona-El Prat-DEN Denver Intl

27h 00m1 stop London Heathrow

$1,252British Airways

Tue, Sep 1 - Fri, Sep 4

4:15 pm - 2:55 pmDEN Denver Intl-BCN Barcelona-El Prat

14h 40m1 stop Munich Franz Josef Strauss

3:40 pm - 1:45 pmBCN Barcelona-El Prat-DEN Denver Intl

30h 05m1 stop Munich Franz Josef Strauss

$1,267Lufthansa

Wed, Sep 2 - Fri, Sep 4

2:09 pm - 7:40 pmDEN Denver Intl-BCN Barcelona-El Prat

21h 31m2 stops Chicago O'Hare Intl London Heathrow

9:20 pm - 4:57 pmBCN Barcelona-El Prat-DEN Denver Intl

27h 37m2 stops London Heathrow Chicago O'Hare Intl

$1,357Iberia

Sat, Sep 5 - Sun, Sep 13

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United Airlines flights from Denver to Barcelona

Our best United Airlines deals on Denver to Barcelona flight tickets

United Airlines

Sep 27

DEN11:52 pmDenver Intl

24h 28m

1 stop

BCN8:20 amBarcelona-El Prat

Oct 6

BCN12:15 pmBarcelona-El Prat

30h 16m

1 stop

DEN10:31 amDenver Intl

$707

United Airlines

Sep 27

DEN5:56 pmDenver Intl

30h 24m

1 stop

BCN8:20 amBarcelona-El Prat

Oct 8

BCN1:15 pmBarcelona-El Prat

29h 07m

1 stop

DEN10:22 amDenver Intl

$712

United Airlines

Nov 16

DEN12:35 pmDenver Intl

12h 25m

1 stop

BCN9:00 amBarcelona-El Prat

Nov 26

BCN6:50 amBarcelona-El Prat

14h 50m

1 stop

DEN1:40 pmDenver Intl

$720

Lufthansa flights from Denver to Barcelona

Our best Lufthansa deals on Denver to Barcelona flight tickets

Lufthansa

Oct 25

DEN5:15 pmDenver Intl

17h 40m

1 stop

BCN5:55 pmBarcelona-El Prat

Nov 10

BCN5:55 amBarcelona-El Prat

17h 40m

1 stop

DEN3:35 pmDenver Intl

$715

Lufthansa

Sep 9

DEN4:15 pmDenver Intl

17h 40m

1 stop

BCN5:55 pmBarcelona-El Prat

Sep 22

BCN7:55 amBarcelona-El Prat

13h 50m

1 stop

DEN1:45 pmDenver Intl

$951

Lufthansa

Sep 9

DEN4:15 pmDenver Intl

22h 10m

1 stop

BCN10:25 pmBarcelona-El Prat

Sep 22

BCN6:40 amBarcelona-El Prat

17h 44m

2 stops

DEN4:24 pmDenver Intl

$959

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Wed 11/4

3:40 pm-1:40 pm

1 stop14h 00m

Barcelona-El Prat

Tue 11/17

12:25 pm-6:00 pm

1 stop13h 35m

$550

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Wed 11/11

3:40 pm-1:40 pm

1 stop14h 00m

Barcelona-El Prat

Tue 11/24

12:25 pm-6:00 pm

1 stop13h 35m

$550

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Sun 9/13

8:00 pm-10:30 pm

1 stop18h 30m

Barcelona-El Prat

Tue 9/22

11:10 pm-6:15 pm

1 stop27h 05m

$611

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Wed 11/11

3:40 pm-12:45 am

2 stops25h 05m

Barcelona-El Prat

Tue 11/24

10:00 pm-6:00 pm

2 stops28h 00m

$631

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Mon 10/5

9:40 am-8:00 am

1 stop14h 20m

Barcelona-El Prat

Wed 10/21

1:15 pm-10:22 am

1 stop29h 07m

$682

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Mon 10/5

11:25 am-8:00 am

1 stop12h 35m

Barcelona-El Prat

Wed 10/21

6:40 am-4:58 pm

2 stops18h 18m

$691

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Sun 12/6

8:00 am-8:20 am

1 stop16h 20m

Barcelona-El Prat

Fri 1/15

1:35 pm-2:23 pm

2 stops32h 48m

$706

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Mon 9/28

11:52 pm-8:20 am

1 stop24h 28m

Barcelona-El Prat

Wed 10/7

12:15 pm-10:31 am

1 stop30h 16m

$707

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Mon 11/30

4:15 pm-5:35 pm

1 stop17h 20m

Barcelona-El Prat

Wed 12/9

6:50 am-3:35 pm

1 stop16h 45m

$715

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Mon 1/25

4:15 pm-5:35 pm

1 stop17h 20m

Barcelona-El Prat

Mon 2/8

3:20 pm-2:30 pm

1 stop31h 10m

$723

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 typical price of a round-trip flight between Denver and Barcelona?

Prices are currently low for flights on this route.

Typical prices usually range from $641 to $892.
The lowest price recently found on this route was $550.

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 $516. 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 $578.

How far in advance should I book a flight from Denver 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 $823 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 $587 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

Best Price Found	$276
Fastest flight time	12h 35m
Direct flights	None

The best one-way flight to Barcelona from Denver in the past 72 hours is $276. The best round-trip flight deal from Denver to Barcelona found on momondo in the last 72 hours is $550.

The fastest flight from Denver to Barcelona takes 12h 35m

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

Search flight deals

Frequently asked questions about flying from Denver to Barcelona

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 12h 35m.
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 August 2026, there are 11 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
Virgin Atlantic	PriceFrom $334	Free Cancellation	Rating 7.4 695 reviews	Search Virgin Atlantic flights
Icelandair	PriceFrom $369	Free Cancellation	Rating 6.9 738 reviews	Search Icelandair flights
Iberia	PriceFrom $440	Free Cancellation	Rating 7.0 3,245 reviews	Search Iberia flights
British Airways	PriceFrom $476	Free Cancellation	Rating 6.7 8,198 reviews	Search British Airways flights
American Airlines	PriceFrom $490	Free Cancellation	Rating 7.1 12,027 reviews	Search American Airlines flights
Air Canada	PriceFrom $491	Free Cancellation	Rating 7.1 11,566 reviews	Search Air Canada flights
Lufthansa	PriceFrom $493	Free Cancellation	Rating 6.8 8,228 reviews	Search Lufthansa flights
United Airlines	PriceFrom $496	Free Cancellation	Rating 7.4 10,151 reviews	Search United Airlines flights
Delta	PriceFrom $553	Free Cancellation	Rating 7.8 8,537 reviews	Search Delta flights
Turkish Airlines	PriceFrom $634	Free Cancellation	Rating 7.4 4,478 reviews	Search Turkish Airlines 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.

An easier way to manage your Barcelona trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Nearby airports

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Other Spain destinations

Other flights from Denver

Complete your trip

Feeling lucky

Fly into one of these airports located in Barcelona

Barcelona-El Prat Airport

Girona Costa Brava Airport

Cheap flights from Denver to Barcelona from $276

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Barcelona departing on 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Denver to Barcelona

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Cheap last minute flights

Big names and deals

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United Airlines flights from Denver to Barcelona

Our best United Airlines deals on Denver to Barcelona flight tickets

Lufthansa flights from Denver to Barcelona

Our best Lufthansa deals on Denver to Barcelona flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Denver to Barcelona that are best for you.

See travel insights to Barcelona from

How to get the cheapest flight ticket from Denver to Barcelona

What is the typical price of a round-trip flight between Denver and Barcelona?

What is the cheapest month to fly to Barcelona?

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

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

What airlines fly to Barcelona?

Cheap Denver to Barcelona flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Denver to Barcelona

Best airlines flying from Denver to Barcelona

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

Why use momondo?

An easier way to manage your Barcelona trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona

Fly your favorite airline to Barcelona

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Popular cities in Spain

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Denver

According to popular flight searches on momondo this year

Complete your trip to Barcelona

Explore popular destinations other users love

According to popular flight searches on momondo this year