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

British Airways, United Airlines, and Air Canada 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 48% 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 February 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.

$221 Cheap Flights from Denver to Barcelona in 2026

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Find the cheapest flights from Denver to Barcelona

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:28 am - 7:35 am

DEN

BCN

13h 07m

1 stop

10:45 am - 7:55 pm

BCN

DEN

17h 10m

1 stop

$505Iberia

mar., avr. 21 - mar., avr. 28

5:20 pm - 2:45 pm

DEN

BCN

14h 25m

1 stop

6:40 am - 3:40 pm

BCN

DEN

17h 00m

1 stop

$509Lufthansa

lun., mars 23 - jeu., avr. 9

5:20 pm - 2:45 pm

DEN

BCN

14h 25m

1 stop

9:55 am - 5:00 pm

BCN

DEN

14h 05m

1 stop

$511Lufthansa

lun., mars 9 - mar., mars 17

5:20 pm - 2:45 pm

DEN

BCN

14h 25m

1 stop

7:55 am - 2:20 pm

BCN

DEN

14h 25m

1 stop

$513Lufthansa

mar., mars 24 - mer., avr. 1

5:20 pm - 2:45 pm

DEN

BCN

14h 25m

1 stop

7:55 am - 2:20 pm

BCN

DEN

14h 25m

1 stop

$516Lufthansa

mar., mars 24 - jeu., avr. 2

5:45 pm - 4:20 pm

DEN

BCN

14h 35m

1 stop

9:55 am - 5:00 pm

BCN

DEN

14h 05m

1 stop

$521Lufthansa

mer., mars 4 - mer., mars 11

5:45 pm - 4:20 pm

DEN

BCN

14h 35m

1 stop

9:55 am - 5:00 pm

BCN

DEN

14h 05m

1 stop

$522Lufthansa

mer., mars 4 - mer., mars 11

5:45 pm - 5:45 pm

DEN

BCN

16h 00m

1 stop

9:55 am - 5:00 pm

BCN

DEN

14h 05m

1 stop

$524Lufthansa

lun., mars 2 - mar., mars 17

4:40 pm - 2:45 pm

DEN

BCN

14h 05m

1 stop

3:45 pm - 7:00 pm

BCN

DEN

35h 15m

1 stop

$525Icelandair

sam., avr. 25 - sam., mai 2

4:40 pm - 2:45 pm

DEN

BCN

14h 05m

1 stop

3:45 pm - 7:00 pm

BCN

DEN

35h 15m

1 stop

$527Icelandair

sam., avr. 25 - sam., mai 2

Icelandair flights from Denver to Barcelona

Our best Icelandair deals on Denver to Barcelona flight tickets

Icelandair

Apr 25

DEN4:40 pmDenver Intl

14h 05m

1 stop

BCN2:45 pmBarcelona-El Prat

May 2

BCN3:45 pmBarcelona-El Prat

35h 15m

1 stop

DEN7:00 pmDenver Intl

$525

Icelandair

Apr 25

DEN4:40 pmDenver Intl

14h 05m

1 stop

BCN2:45 pmBarcelona-El Prat

May 2

BCN3:45 pmBarcelona-El Prat

35h 15m

1 stop

DEN7:00 pmDenver Intl

$527

Icelandair

May 7

DEN4:40 pmDenver Intl

14h 05m

1 stop

BCN2:45 pmBarcelona-El Prat

May 13

BCN3:45 pmBarcelona-El Prat

35h 15m

1 stop

DEN7:00 pmDenver Intl

$567

British Airways flights from Denver to Barcelona

Our best British Airways deals on Denver to Barcelona flight tickets

British Airways

Mar 2

DEN2:49 pmDenver Intl

17h 16m

2 stops

BCN4:05 pmBarcelona-El Prat

Mar 9

BCN5:00 pmBarcelona-El Prat

30h 30m

1 stop

DEN4:30 pmDenver Intl

$555

British Airways

Mar 24

DEN4:44 pmDenver Intl

18h 41m

2 stops

BCN6:25 pmBarcelona-El Prat

Apr 7

BCN9:30 pmBarcelona-El Prat

33h 10m

2 stops

DEN10:40 pmDenver Intl

$559

British Airways

Mar 22

DEN6:25 pmDenver Intl

14h 40m

1 stop

BCN4:05 pmBarcelona-El Prat

Mar 31

BCN7:40 amBarcelona-El Prat

17h 37m

2 stops

DEN5:17 pmDenver Intl

$561

Fly from

Fly to

Route

Depart

Return

Price

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

mar. 4/21

10:28 am-7:35 am

1 stop13h 07m

Barcelona-El Prat

mar. 4/28

10:45 am-7:55 pm

1 stop17h 10m

$505

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

lun. 3/23

5:20 pm-2:45 pm

1 stop14h 25m

Barcelona-El Prat

jeu. 4/9

6:40 am-3:40 pm

1 stop17h 00m

$509

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

lun. 3/9

5:20 pm-2:45 pm

1 stop14h 25m

Barcelona-El Prat

mar. 3/17

9:55 am-5:00 pm

1 stop14h 05m

$511

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

mar. 3/24

5:20 pm-2:45 pm

1 stop14h 25m

Barcelona-El Prat

mer. 4/1

7:55 am-2:20 pm

1 stop14h 25m

$513

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

mar. 3/24

5:20 pm-2:45 pm

1 stop14h 25m

Barcelona-El Prat

jeu. 4/2

7:55 am-2:20 pm

1 stop14h 25m

$516

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

mer. 3/4

5:45 pm-4:20 pm

1 stop14h 35m

Barcelona-El Prat

mer. 3/11

9:55 am-5:00 pm

1 stop14h 05m

$521

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

mer. 3/4

5:45 pm-4:20 pm

1 stop14h 35m

Barcelona-El Prat

mer. 3/11

9:55 am-5:00 pm

1 stop14h 05m

$522

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

lun. 3/2

5:45 pm-5:45 pm

1 stop16h 00m

Barcelona-El Prat

mar. 3/17

9:55 am-5:00 pm

1 stop14h 05m

$524

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

sam. 4/25

4:40 pm-2:45 pm

1 stop14h 05m

Barcelona-El Prat

sam. 5/2

3:45 pm-7:00 pm

1 stop35h 15m

$525

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

sam. 4/25

4:40 pm-2:45 pm

1 stop14h 05m

Barcelona-El Prat

sam. 5/2

3:45 pm-7:00 pm

1 stop35h 15m

$527

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 $483. 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 $538.

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 $781 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 $688 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	14h 05m
Direct flights	None

The fastest flight from Denver to Barcelona takes 14h 05m

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 14h 05m.
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 February 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
Icelandair	PriceFrom $366	Free Cancellation	Rating 7.1 606 reviews	Search Icelandair flights
Turkish Airlines	PriceFrom $404	Free Cancellation	Rating 7.3 4,210 reviews	Search Turkish Airlines flights
Iberia	PriceFrom $440	Free Cancellation	Rating 7.0 3,103 reviews	Search Iberia flights
British Airways	PriceFrom $477	Free Cancellation	Rating 6.7 7,712 reviews	Search British Airways flights
United Airlines	PriceFrom $478	Free Cancellation	Rating 7.4 9,236 reviews	Search United Airlines flights
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.2 11,218 reviews	Search American Airlines flights
Air Canada	PriceFrom $491	Free Cancellation	Rating 7.1 10,684 reviews	Search Air Canada flights
Lufthansa	PriceFrom $494	Free Cancellation	Rating 6.8 7,759 reviews	Search Lufthansa flights
Delta	PriceFrom $500	Free Cancellation	Rating 7.9 8,138 reviews	Search Delta flights
Air France	PriceFrom $517	Free Cancellation	Rating 7.4 1,531 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.