What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

What airlines fly to Spain?

United Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to Spain 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 Spain. Keep in mind that there are 14 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

What is the most punctual flight time for Denver to Spain flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

How often are flights from Denver to Spain delayed?

Historically, on average around 0% of flights between Denver and Spain have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

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

British Airways, United Airlines, and SWISS are the most popular carriers operating from Denver Intl to Spain

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

Prices for flights from Denver Intl Airport to Spain are refreshed on a daily basis.

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

As of April 2026, there are 14 operators available to choose from for flights from Denver Intl Airport to Spain.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Spain.

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

The required travel and health documents for your Spain trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Spain. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$320 Cheap Flights from Denver to Spain in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Spain

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:25 pm - 10:45 am

DEN

BCN

30h 20m

1 stop

12:10 pm - 6:25 pm

BCN

DEN

38h 15m

1 stop

$665Turkish Airlines

Sun, Sep 13 - Sat, Sep 26

9:40 am - 6:50 am

DEN

MAD

13h 10m

1 stop

12:45 pm - 6:46 pm

MAD

DEN

14h 01m

1 stop

$665Air Canada

Tue, Sep 22 - Fri, Oct 2

6:40 pm - 4:25 pm

DEN

BCN

13h 45m

1 stop

1:30 pm - 12:13 am

BCN

DEN

17h 43m

1 stop

$720British Airways

Mon, Sep 28 - Wed, Oct 28

6:40 pm - 8:30 pm

DEN

BCN

17h 50m

1 stop

7:40 am - 4:25 pm

BCN

DEN

16h 45m

1 stop

$721British Airways

Tue, Sep 29 - Thu, Oct 15

4:15 pm - 11:25 pm

DEN

BIO

23h 10m

1 stop

6:50 am - 1:35 pm

BIO

DEN

14h 45m

1 stop

$729United Airlines

Sun, Sep 20 - Thu, Oct 1

4:15 pm - 11:25 pm

DEN

BIO

23h 10m

1 stop

11:55 am - 6:45 pm

BIO

DEN

14h 50m

1 stop

$731United Airlines

Sun, Sep 27 - Thu, Oct 8

4:21 pm - 7:35 pm

DEN

VLC

19h 14m

2 stops

9:40 am - 8:32 pm

VLC

DEN

18h 52m

2 stops

$739Iberia

Tue, Oct 13 - Tue, Oct 20

4:15 pm - 5:10 pm

DEN

VLC

16h 55m

1 stop

5:55 am - 3:40 pm

VLC

DEN

17h 45m

1 stop

$758Lufthansa

Sun, Sep 6 - Thu, Sep 17

4:15 pm - 5:25 pm

DEN

ALC

17h 10m

1 stop

5:40 pm - 3:40 pm

ALC

DEN

30h 00m

1 stop

$971Lufthansa

Thu, Aug 27 - Mon, Aug 31

6:40 pm - 8:55 am

DEN

LEI

54h 15m

2 stops

7:10 am - 8:31 am

LEI

DEN

33h 21m

2 stops

$973Iberia

Wed, Sep 2 - Tue, Sep 8

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United Airlines flights from Denver to Spain

Our best United Airlines deals on Denver to Spain flight tickets

United Airlines

Aug 1

DEN11:59 pmDenver Intl

24h 06m

1 stop

MAD8:05 amMadrid Barajas

Sep 30

MAD12:45 pmMadrid Barajas

29h 46m

1 stop

DEN10:31 amDenver Intl

$692

United Airlines

Oct 11

DEN11:59 pmDenver Intl

24h 06m

1 stop

MAD8:05 amMadrid Barajas

Oct 22

MAD1:30 pmMadrid Barajas

28h 52m

1 stop

DEN10:22 amDenver Intl

$697

United Airlines

Oct 7

DEN10:02 amDenver Intl

15h 48m

1 stop

MAD9:50 amMadrid Barajas

Oct 21

MAD5:55 amMadrid Barajas

17h 45m

1 stop

DEN3:40 pmDenver Intl

$705

British Airways flights from Denver to Spain

Our best British Airways deals on Denver to Spain flight tickets

British Airways

Sep 22

DEN6:40 pmDenver Intl

13h 10m

1 stop

MAD3:50 pmMadrid Barajas

Sep 30

MAD1:35 pmMadrid Barajas

14h 48m

1 stop

DEN8:23 pmDenver Intl

$698

British Airways

Sep 28

DEN6:40 pmDenver Intl

13h 45m

1 stop

BCN4:25 pmBarcelona-El Prat

Oct 28

BCN1:30 pmBarcelona-El Prat

17h 43m

1 stop

DEN12:13 amDenver Intl

$720

British Airways

Sep 29

DEN6:40 pmDenver Intl

17h 50m

1 stop

BCN8:30 pmBarcelona-El Prat

Oct 15

BCN7:40 amBarcelona-El Prat

16h 45m

1 stop

DEN4:25 pmDenver Intl

$721

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Sun 9/13

8:25 pm-10:45 am

1 stop30h 20m

Barcelona-El Prat

Sat 9/26

12:10 pm-6:25 pm

1 stop38h 15m

$665

Quickest round-trip

DenverMadrid

DEN - MAD

DENMAD

Denver Intl

Tue 9/22

9:40 am-6:50 am

1 stop13h 10m

Madrid Barajas

Fri 10/2

12:45 pm-6:46 pm

1 stop14h 01m

$665

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Mon 9/28

6:40 pm-4:25 pm

1 stop13h 45m

Barcelona-El Prat

Wed 10/28

1:30 pm-12:13 am

1 stop17h 43m

$720

DenverBarcelona

DEN - BCN

DENBCN

Denver Intl

Tue 9/29

6:40 pm-8:30 pm

1 stop17h 50m

Barcelona-El Prat

Thu 10/15

7:40 am-4:25 pm

1 stop16h 45m

$721

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Sun 9/20

4:15 pm-11:25 pm

1 stop23h 10m

Bilbao

Thu 10/1

6:50 am-1:35 pm

1 stop14h 45m

$729

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Sun 9/27

4:15 pm-11:25 pm

1 stop23h 10m

Bilbao

Thu 10/8

11:55 am-6:45 pm

1 stop14h 50m

$731

DenverValencia

DEN - VLC

DENVLC

Denver Intl

Tue 10/13

4:21 pm-7:35 pm

2 stops19h 14m

Valencia

Tue 10/20

9:40 am-8:32 pm

2 stops18h 52m

$739

DenverValencia

DEN - VLC

DENVLC

Denver Intl

Sun 9/6

4:15 pm-5:10 pm

1 stop16h 55m

Valencia

Thu 9/17

5:55 am-3:40 pm

1 stop17h 45m

$758

DenverAlicante

DEN - ALC

DENALC

Denver Intl

Thu 8/27

4:15 pm-5:25 pm

1 stop17h 10m

Alicante

Mon 8/31

5:40 pm-3:40 pm

1 stop30h 00m

$971

DenverAlmería

DEN - LEI

DENLEI

Denver Intl

Wed 9/2

6:40 pm-8:55 am

2 stops54h 15m

Almeria

Tue 9/8

7:10 am-8:31 am

2 stops33h 21m

$973

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 Spain

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

Delays

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in November, then you should wait until January to fly from Denver, when ticket prices are also cheap, with an average price of $510.

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

You are more likely to see cheaper flights to Spain from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Spain for around $761 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spain from Denver for as low as $534 on momondo.

Can stopping save me money on Denver to Spain flights?

You could potentially save up to 14% on your flight if you consider stops on a Denver to Spain flight.

Cheap Denver to Spain flight deals and tips

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

Fastest flight time	13h 05m
Direct flights	None

The fastest flight from Denver to Spain takes 13h 05m

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

Search flight deals

Frequently asked questions about flying from Denver to Spain

When did momondo last update prices for flights from Denver Intl Airport to Spain?
Prices for flights from Denver Intl Airport to Spain are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Spain?
As of April 2026, there are 14 operators available to choose from for flights from Denver Intl Airport to Spain.
How old do you have to be to fly from Denver Intl Airport to Spain?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Spain.
What documentation or ID do you need to fly to Spain?
The required travel and health documents for your Spain trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Spain. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Denver to Spain

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

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $298	Free Cancellation	Rating 7.2 2,954 reviews	Search JetBlue flights
Icelandair	PriceFrom $366	Free Cancellation	Rating 7.0 639 reviews	Search Icelandair flights
Iberia	PriceFrom $433	Free Cancellation	Rating 7.0 3,195 reviews	Search Iberia flights
Delta	PriceFrom $435	Free Cancellation	Rating 7.9 8,445 reviews	Search Delta flights
United Airlines	PriceFrom $474	Free Cancellation	Rating 7.4 9,644 reviews	Search United Airlines flights
British Airways	PriceFrom $476	Free Cancellation	Rating 6.7 7,910 reviews	Search British Airways flights
Air Canada	PriceFrom $476	Free Cancellation	Rating 7.1 10,960 reviews	Search Air Canada flights
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.1 11,664 reviews	Search American Airlines flights
Brussels Airlines	PriceFrom $494	Free Cancellation	Rating 7.2 404 reviews	Search Brussels Airlines flights
Lufthansa	PriceFrom $494	Free Cancellation	Rating 6.8 7,944 reviews	Search Lufthansa flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Denver to Spain. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Denver to Spain on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Spain from Denver.

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

Of course. momondo tracks the price of Denver to Spain flights. All you need is a valid email address and we will do the rest; it is that quick and easy.