What airlines fly to Denver?

Lufthansa, United Airlines and Delta are the top three most popular airlines that fly to Denver from Spain according to our data. Lufthansa is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 6 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Denver?

Flight times vary depending on what airport in Spain you fly out of and what airport in Denver you fly into. For example, flying from Barcelona to Denver takes 14h 05m on average. On the other hand, flying from Palma de Mallorca to Denver takes 15h 09m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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

Prices for flights from Spain to Denver Intl Airport refresh daily.

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

The number of operators available for flights from Spain to Denver Intl Airport is 6 as of July 2025.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Spain to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$320 Cheap Flights from Spain to Denver in 2025

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Find the cheapest flights from Spain to Denver

Round-trip

One-way

Last minute

Recent round-trip flight deals from Spain to Denver

11:00 am - 5:59 pmBCN-DEN

14h 59m1 stop

7:55 pm - 10:25 pmDEN-BCN

18h 30m1 stop

$577Aer Lingus

Find Deal

Fri, Sep 5 - Sat, Sep 20

11:00 am - 5:59 pmBCN-DEN

14h 59m1 stop

7:55 pm - 10:25 pmDEN-BCN

18h 30m1 stop

$628Aer Lingus

Find Deal

Fri, Sep 5 - Sun, Sep 21

12:00 pm - 6:48 pmBCN-DEN

14h 48m1 stop

9:24 pm - 2:00 pmDEN-BCN

32h 36m1 stop

$630United Airlines

Find Deal

Sat, Sep 13 - Sat, Sep 13

6:50 am - 5:59 pmBCN-DEN

19h 09m2 stops

8:28 pm - 7:50 amDEN-BCN

27h 22m2 stops

$701United Airlines

Find Deal

Sat, Sep 13 - Sat, Sep 13

2:55 pm - 1:45 pmMAD-DEN

30h 50m1 stop

4:15 pm - 5:35 pmDEN-MAD

17h 20m1 stop

$744Lufthansa

Find Deal

Mon, Sep 8 - Tue, Sep 23

2:55 pm - 1:45 pmMAD-DEN

30h 50m1 stop

4:15 pm - 5:35 pmDEN-MAD

17h 20m1 stop

$752Lufthansa

Find Deal

Mon, Sep 8 - Tue, Sep 23

4:00 pm - 11:34 pmMAD-DEN

15h 34m1 stop

7:16 am - 7:55 amDEN-MAD

16h 39m1 stop

$803Iberia

Find Deal

Mon, Sep 1 - Tue, Sep 16

10:45 am - 4:43 pmBCN-DEN

13h 58m1 stop

2:17 pm - 10:30 amDEN-BCN

12h 13m1 stop

$810Iberia

Find Deal

Sat, Sep 6 - Mon, Sep 22

6:20 am - 7:35 pmVLC-DEN

21h 15m2 stops

12:55 pm - 4:50 pmDEN-VLC

19h 55m2 stops

$813Delta

Find Deal

Sat, Sep 13 - Sat, Sep 20

8:25 pm - 9:52 pmAGP-DEN

33h 27m2 stops

5:45 am - 11:45 amDEN-AGP

22h 00m2 stops

$814Delta

Find Deal

Sat, Sep 13 - Sat, Sep 20

Iberia flights from Spain to Denver

Our best Iberia deals on Spain to Denver flight tickets

Iberia

Sep 1

MAD4:00 pmMadrid Barajas

15h 34m

1 stop

DEN11:34 pmDenver Intl

Sep 16

DEN7:16 amDenver Intl

16h 39m

1 stop

MAD7:55 amMadrid Barajas

$803

Find similar

Iberia

Sep 6

BCN10:45 amBarcelona-El Prat

13h 58m

1 stop

DEN4:43 pmDenver Intl

Sep 22

DEN2:17 pmDenver Intl

12h 13m

1 stop

BCN10:30 amBarcelona-El Prat

$810

Find similar

Iberia

Dec 3

MAD12:55 amMadrid Barajas

16h 29m

1 stop

DEN9:24 amDenver Intl

Dec 8

DEN12:31 pmDenver Intl

11h 24m

1 stop

MAD7:55 amMadrid Barajas

$838

Find similar

Lufthansa flights from Spain to Denver

Our best Lufthansa deals on Spain to Denver flight tickets

Lufthansa

Sep 8

MAD2:55 pmMadrid Barajas

30h 50m

1 stop

DEN1:45 pmDenver Intl

Sep 23

DEN4:15 pmDenver Intl

17h 20m

1 stop

MAD5:35 pmMadrid Barajas

$744

Find similar

Lufthansa

Sep 8

MAD2:55 pmMadrid Barajas

30h 50m

1 stop

DEN1:45 pmDenver Intl

Sep 23

DEN4:15 pmDenver Intl

17h 20m

1 stop

MAD5:35 pmMadrid Barajas

$752

Find similar

Lufthansa

Oct 4

MAD7:10 amMadrid Barajas

14h 35m

1 stop

DEN1:45 pmDenver Intl

Oct 8

DEN5:59 pmDenver Intl

21h 26m

1 stop

MAD11:25 pmMadrid Barajas

$759

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Fri 9/5

11:00 am-5:59 pm

1 stop14h 59m

Denver Intl

Sat 9/20

7:55 pm-10:25 pm

1 stop18h 30m

$577

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Fri 9/5

11:00 am-5:59 pm

1 stop14h 59m

Denver Intl

Sun 9/21

7:55 pm-10:25 pm

1 stop18h 30m

$628

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Sat 9/13

12:00 pm-6:48 pm

1 stop14h 48m

Denver Intl

Sat 9/13

9:24 pm-2:00 pm

1 stop32h 36m

$630

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Sat 9/13

6:50 am-5:59 pm

2 stops19h 09m

Denver Intl

Sat 9/13

8:28 pm-7:50 am

2 stops27h 22m

$701

MadridDenver

MAD - DEN

MADDEN

Madrid Barajas

Mon 9/8

2:55 pm-1:45 pm

1 stop30h 50m

Denver Intl

Tue 9/23

4:15 pm-5:35 pm

1 stop17h 20m

$744

MadridDenver

MAD - DEN

MADDEN

Madrid Barajas

Mon 9/8

2:55 pm-1:45 pm

1 stop30h 50m

Denver Intl

Tue 9/23

4:15 pm-5:35 pm

1 stop17h 20m

$752

MadridDenver

MAD - DEN

MADDEN

Madrid Barajas

Mon 9/1

4:00 pm-11:34 pm

1 stop15h 34m

Denver Intl

Tue 9/16

7:16 am-7:55 am

1 stop16h 39m

$803

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Sat 9/6

10:45 am-4:43 pm

1 stop13h 58m

Denver Intl

Mon 9/22

2:17 pm-10:30 am

1 stop12h 13m

$810

ValenciaDenver

VLC - DEN

VLCDEN

Valencia

Sat 9/13

6:20 am-7:35 pm

2 stops21h 15m

Denver Intl

Sat 9/20

12:55 pm-4:50 pm

2 stops19h 55m

$813

MálagaDenver

AGP - DEN

AGPDEN

Malaga

Sat 9/13

8:25 pm-9:52 pm

2 stops33h 27m

Denver Intl

Sat 9/20

5:45 am-11:45 am

2 stops22h 00m

$814

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 Spain to Denver

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

Other information

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Spain is in February. Flight prices, which tend to average around $692, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in February, then you should wait until March to fly from Spain, when ticket prices are also cheap, with an average price of $753.

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

The cheapest day to depart on your flight to Denver is on a Friday when prices can be found for as low as $795. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Monday, with ticket prices averaging around $1,129.

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

The cheapest time of day to fly to Denver is in the morning when flights can be purchased for as low as $922. Flights at noon are often more expensive with an average ticket price of $1,143.

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

You are more likely to see cheaper flights to Denver from Spain when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $868 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Spain for as low as $738 on momondo.

Cheap Spain to Denver flight deals and tips

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

Best Price Found	$320
Fastest flight time	13h 55m
Direct flights	None
Airports in Denver	1 airport

The best one-way flight to Denver from Spain in the past 72 hours is $320. The best round-trip flight deal from Spain to Denver found on momondo in the last 72 hours is $577.

The fastest flight from Spain to Denver takes 13h 55m

There are no direct flights from Spain to Denver. Popular non-direct routes for this connection are Barcelona-El Prat Airport - Denver Intl Airport, Madrid Barajas Airport - Denver Intl Airport and Malaga Airport - Denver Intl Airport.

There is 1 airport near Denver: Denver Intl (DEN)

Search flight deals

When did momondo last update prices for flights from Spain to Denver Intl Airport?
Prices for flights from Spain to Denver Intl Airport refresh daily.
How many operators does momondo search for flights from Spain to Denver Intl Airport?
The number of operators available for flights from Spain to Denver Intl Airport is 6 as of July 2025.
How old do you have to be to fly from Spain to Denver Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Spain to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Spain to Denver

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $591	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Air France	PriceFrom $635	Free Cancellation	Rating 7.5 1,465 reviews	Search Air France flights
Iberia	PriceFrom $645	Free Cancellation	Rating 7.0 2,859 reviews	Search Iberia flights
Lufthansa	PriceFrom $649	Free Cancellation	Rating 6.8 7,275 reviews	Search Lufthansa flights
Delta	PriceFrom $660	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
American Airlines	PriceFrom $772	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Spain to Denver. momondo saves you time and could save you money on your trip.

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

Flights from Spain to Denver with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Denver from Spain. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Denver from Spain are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.