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

JetBlue and United Airlines are the most popular carriers operating from Denver Intl to Barcelona

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 43% 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.

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 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.

$278 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

$602Icelandair

Wed, Nov 25 - Sat, Dec 5

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

$602Icelandair

Wed, Nov 4 - Sat, Nov 14

11:20 am - 9:35 amDEN Denver Intl-BCN Barcelona-El Prat

14h 15m1 stop Montreal Pierre Elliott Trudeau Intl

1:35 pm - 8:27 pmBCN Barcelona-El Prat-DEN Denver Intl

14h 52m1 stop Montreal Pierre Elliott Trudeau Intl

$697Air Canada

Sun, Dec 6 - Thu, Dec 17

11:20 am - 9:35 amDEN Denver Intl-BCN Barcelona-El Prat

14h 15m1 stop Montreal Pierre Elliott Trudeau Intl

1:35 pm - 8:27 pmBCN Barcelona-El Prat-DEN Denver Intl

14h 52m1 stop Montreal Pierre Elliott Trudeau Intl

$697Air Canada

Wed, Nov 25 - Wed, Dec 9

11:20 am - 9:35 amDEN Denver Intl-BCN Barcelona-El Prat

14h 15m1 stop Montreal Pierre Elliott Trudeau Intl

6:50 am - 6:13 pmBCN Barcelona-El Prat-DEN Denver Intl

19h 23m2 stops Frankfurt am Main Vancouver Intl

$701Multiple Airlines

Wed, Dec 2 - Wed, Dec 9

11:20 am - 9:35 amDEN Denver Intl-BCN Barcelona-El Prat

14h 15m1 stop Montreal Pierre Elliott Trudeau Intl

5:55 am - 6:13 pmBCN Barcelona-El Prat-DEN Denver Intl

20h 18m2 stops Frankfurt am Main Vancouver Intl

$704Multiple Airlines

Tue, Nov 24 - Tue, Dec 8

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

17h 20m1 stop Munich Franz Josef Strauss

1:35 pm - 12:24 pmBCN Barcelona-El Prat-DEN Denver Intl

30h 49m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$714United Airlines

Mon, Dec 7 - Fri, Dec 11

11:59 pm - 9:35 amDEN Denver Intl-BCN Barcelona-El Prat

25h 36m2 stops Newark Montreal Pierre Elliott Trudeau Intl

1:35 pm - 12:24 pmBCN Barcelona-El Prat-DEN Denver Intl

30h 49m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$714United Airlines

Mon, Dec 7 - Fri, Dec 11

5:01 pm - 5:30 pmDEN Denver Intl-BCN Barcelona-El Prat

16h 29m1 stop London Heathrow

6:30 am - 3:10 pmBCN Barcelona-El Prat-DEN Denver Intl

16h 40m1 stop London Heathrow

$722British Airways

Tue, Dec 1 - Tue, Dec 8

6:35 pm - 3:55 pmDEN Denver Intl-BCN Barcelona-El Prat

13h 20m1 stop London Heathrow

9:20 pm - 4:25 pmBCN Barcelona-El Prat-DEN Denver Intl

27h 05m1 stop London Heathrow

$757British Airways

Wed, Oct 14 - Mon, Oct 19

Cheap last minute flights

Enter your travel dates to find the best prices.

8:10 pm - 2:45 pmDEN Denver Intl-BCN Barcelona-El Prat

34h 35m1 stop Reykjavik Keflavik Intl

3:45 pm - 12:40 pmBCN Barcelona-El Prat-DEN Denver Intl

28h 55m1 stop Reykjavik Keflavik Intl

$974Icelandair

Thu, Aug 27 - Thu, Sep 10

8:10 pm - 2:45 pmDEN Denver Intl-BCN Barcelona-El Prat

34h 35m1 stop Reykjavik Keflavik Intl

3:45 pm - 12:40 pmBCN Barcelona-El Prat-DEN Denver Intl

28h 55m1 stop Reykjavik Keflavik Intl

$974Icelandair

Thu, Aug 27 - Wed, Sep 9

4:40 pm - 9:00 pmDEN Denver Intl-BCN Barcelona-El Prat

20h 20m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

2:50 pm - 11:20 amBCN Barcelona-El Prat-DEN Denver Intl

28h 30m2 stops Montreal Pierre Elliott Trudeau Intl Calgary

$1,086Multiple Airlines

Sun, Aug 30 - Sat, Sep 12

4:40 pm - 11:05 pmDEN Denver Intl-BCN Barcelona-El Prat

22h 25m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Frankfurt am Main

2:50 pm - 11:20 amBCN Barcelona-El Prat-DEN Denver Intl

28h 30m2 stops Montreal Pierre Elliott Trudeau Intl Calgary

$1,094Multiple Airlines

Sun, Aug 30 - Sat, Sep 12

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

31h 15m1 stop Toronto Pearson Intl

12:00 pm - 8:17 pmBCN Barcelona-El Prat-DEN Denver Intl

16h 17m1 stop Toronto Pearson Intl

$1,141Air Canada

Sat, Aug 29 - Tue, Sep 8

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

31h 15m1 stop Toronto Pearson Intl

1:15 pm - 8:17 pmBCN Barcelona-El Prat-DEN Denver Intl

15h 02m1 stop Toronto Pearson Intl

$1,141Air Canada

Sat, Aug 29 - Thu, Sep 10

5:40 pm - 4:30 pmDEN Denver Intl-BCN Barcelona-El Prat

14h 50m1 stop Frankfurt am Main

7:55 am - 1:45 pmBCN Barcelona-El Prat-DEN Denver Intl

13h 50m1 stop Munich Franz Josef Strauss

$1,153Lufthansa

Thu, Aug 27 - Tue, Sep 8

5:40 pm - 4:30 pmDEN Denver Intl-BCN Barcelona-El Prat

14h 50m1 stop Frankfurt am Main

7:55 am - 1:45 pmBCN Barcelona-El Prat-DEN Denver Intl

13h 50m1 stop Munich Franz Josef Strauss

$1,165Lufthansa

Thu, Aug 27 - Wed, Sep 16

6:40 pm - 8:35 pmDEN Denver Intl-BCN Barcelona-El Prat

17h 55m1 stop London Heathrow

7:40 am - 4:30 pmBCN Barcelona-El Prat-DEN Denver Intl

16h 50m1 stop London Heathrow

$1,176British Airways

Thu, Aug 27 - Thu, Sep 17

6:40 pm - 6:20 pmDEN Denver Intl-BCN Barcelona-El Prat

15h 40m1 stop London Heathrow

9:20 pm - 4:30 pmBCN Barcelona-El Prat-DEN Denver Intl

27h 10m1 stop London Heathrow

$1,210British Airways

Thu, Aug 27 - Mon, Sep 14

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Air Canada flights from Denver to Barcelona

Our best Air Canada deals on Denver to Barcelona flight tickets

Air Canada

Oct 5

DEN11:25 amDenver Intl

12h 35m

1 stop

BCN8:00 amBarcelona-El Prat

Oct 21

BCN12:15 pmBarcelona-El Prat

14h 31m

1 stop

DEN6:46 pmDenver Intl

$722

Air Canada

Nov 24

DEN11:20 amDenver Intl

14h 15m

1 stop

BCN9:35 amBarcelona-El Prat

Nov 27

BCN1:35 pmBarcelona-El Prat

14h 52m

1 stop

DEN8:27 pmDenver Intl

$723

Air Canada

Nov 24

DEN7:45 amDenver Intl

17h 50m

2 stops

BCN9:35 amBarcelona-El Prat

Dec 8

BCN6:50 amBarcelona-El Prat

19h 23m

2 stops

DEN6:13 pmDenver Intl

$724

Lufthansa flights from Denver to Barcelona

Our best Lufthansa deals on Denver to Barcelona flight tickets

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

DEN3:40 pmDenver Intl

18h 15m

2 stops

BCN5:55 pmBarcelona-El Prat

Sep 22

BCN7:55 amBarcelona-El Prat

13h 50m

1 stop

DEN1:45 pmDenver Intl

$955

Lufthansa

Sep 8

DEN4:15 pmDenver Intl

14h 40m

1 stop

BCN2:55 pmBarcelona-El Prat

Sep 15

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 11/25

3:40 pm-1:40 pm

1 stop14h 00m

Barcelona-El Prat

Sat 12/5

12:25 pm-6:00 pm

1 stop13h 35m

$602

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

Sat 11/14

12:25 pm-6:00 pm

1 stop13h 35m

$602

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Sun 12/6

11:20 am-9:35 am

1 stop14h 15m

Barcelona-El Prat

Thu 12/17

1:35 pm-8:27 pm

1 stop14h 52m

$697

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Wed 11/25

11:20 am-9:35 am

1 stop14h 15m

Barcelona-El Prat

Wed 12/9

1:35 pm-8:27 pm

1 stop14h 52m

$697

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Wed 12/2

11:20 am-9:35 am

1 stop14h 15m

Barcelona-El Prat

Wed 12/9

6:50 am-6:13 pm

2 stops19h 23m

$701

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Tue 11/24

11:20 am-9:35 am

1 stop14h 15m

Barcelona-El Prat

Tue 12/8

5:55 am-6:13 pm

2 stops20h 18m

$704

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Mon 12/7

4:15 pm-5:35 pm

1 stop17h 20m

Barcelona-El Prat

Fri 12/11

1:35 pm-12:24 pm

2 stops30h 49m

$714

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Mon 12/7

11:59 pm-9:35 am

2 stops25h 36m

Barcelona-El Prat

Fri 12/11

1:35 pm-12:24 pm

2 stops30h 49m

$714

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Tue 12/1

5:01 pm-5:30 pm

1 stop16h 29m

Barcelona-El Prat

Tue 12/8

6:30 am-3:10 pm

1 stop16h 40m

$722

DenverBarcelona

DEN Denver Intl - BCN Barcelona-El Prat

DENBCN

Denver Intl

Wed 10/14

6:35 pm-3:55 pm

1 stop13h 20m

Barcelona-El Prat

Mon 10/19

9:20 pm-4:25 pm

1 stop27h 05m

$757

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 $718 to $1,024.
The lowest price recently found on this route was $602.

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 $514. If you don’t want to visit Barcelona in November, then you should wait until January to fly from Denver, when ticket prices are also cheap, with an average price of $546.

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 $817 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 $583 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	$278
Fastest flight time	12h 35m
Direct flights	None

The best one-way flight to Barcelona from Denver in the past 72 hours is $278. The best round-trip flight deal from Denver to Barcelona found on momondo in the last 72 hours is $602.

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 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
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 3,258 reviews	Search Iberia flights
British Airways	PriceFrom $477	Free Cancellation	Rating 6.7 8,195 reviews	Search British Airways flights
American Airlines	PriceFrom $490	Free Cancellation	Rating 7.1 12,003 reviews	Search American Airlines flights
Air Canada	PriceFrom $491	Free Cancellation	Rating 7.1 11,540 reviews	Search Air Canada flights
Lufthansa	PriceFrom $493	Free Cancellation	Rating 6.8 8,222 reviews	Search Lufthansa flights
United Airlines	PriceFrom $496	Free Cancellation	Rating 7.4 10,126 reviews	Search United Airlines flights
Delta	PriceFrom $553	Free Cancellation	Rating 7.8 8,532 reviews	Search Delta flights
Turkish Airlines	PriceFrom $634	Free Cancellation	Rating 7.4 4,484 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 $278

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 10/31. 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

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Big names and deals

Filter for what you want

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Air Canada flights from Denver to Barcelona

Our best Air Canada 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