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$356+ Cheap flights from Spain to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — DEN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Spain to Denver

Keep the following information in mind while searching for Spain to Denver flight deals. Data was last updated June 12, 2025.

Round-trip from

$443
(Booking.com)

One-way from

$356
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$935
From Spain to Denver Intl
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One-way flight from Spain to Denver Intl
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Highest demand for flights based on searches. 5% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Spain to Denver

Cheapest flights from Spain to Denver
Explore the most affordable flight options available from Spain to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Booking.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/177:10 amMAD - DEN
1 stop14h 35mMultiple Airlines
Wed 7/3011:25 amDEN - MAD
1 stop12h 55mMultiple Airlines
Deal found 6/10$443
This Flighttix deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:00 amMAD - DEN
1 stop17h 35mLufthansa
Thu 10/24:15 pmDEN - MAD
1 stop22h 10mLufthansa
Deal found 6/12$633
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/3011:20 amBCN - DEN
2 stops31h 01mMultiple Airlines
Tue 7/154:40 pmDEN - BCN
3 stops23h 25mMultiple Airlines
Deal found 6/10$635
This Lufthansa deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:15 amBCN - DEN
1 stop13h 20mLufthansa
Thu 9/255:59 pmDEN - BCN
1 stop13h 31mLufthansa
Deal found 6/10$655
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:00 amMAD - DEN
2 stops20h 18mUnited Airlines
Thu 9/256:00 amDEN - MAD
2 stops18h 05mUnited Airlines
Deal found 6/11$655
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/181:50 pmBCN - DEN
2 stops28h 24mUnited Airlines
Thu 9/258:01 amDEN - BCN
1 stop16h 19mUnited Airlines
Deal found 6/10$661
This British Airways deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1812:40 pmMAD - DEN
1 stop15h 21mBritish Airways
Thu 7/246:35 pmDEN - MAD
1 stop13h 45mBritish Airways
Deal found 6/11$673
This Air Canada deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:00 amVLC - DEN
2 stops38h 29mAir Canada
Tue 11/411:25 amDEN - VLC
2 stops23h 30mAir Canada
Deal found 6/11$675
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/171:20 pmBCN - DEN
2 stops17h 13mDelta
Wed 9/2410:50 amDEN - BCN
2 stops16h 25mDelta
Deal found 6/10$676
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/181:05 pmMAD - DEN
2 stops17h 20mDelta
Thu 7/245:40 pmDEN - MAD
1 stop13h 55mDelta
Deal found 6/11$677
This Air Canada deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1812:10 pmBCN - DEN
1 stop14h 08mAir Canada
Wed 9/245:02 amDEN - BCN
2 stops18h 48mAir Canada
Deal found 6/10$679
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:55 pmVLC - DEN
1 stop28h 40mUnited Airlines
Tue 11/46:00 amDEN - VLC
2 stops22h 05mUnited Airlines
Deal found 6/11$682

Cheapflights Fare Finder

Customize your flight search to find flights from Spain to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Spain to Denver that are best for you.

Fly from

Spain

Fly to

Denver

Route

Depart

Return

Price

MadridDenver

MAD - DEN

MADDEN

Madrid Barajas

Thu 7/17

7:10 am-1:45 pm

1 stop14h 35m

Denver Intl

Wed 7/30

11:25 am-8:20 am

1 stop12h 55m

$443

MadridDenver

MAD - DEN

MADDEN

Madrid Barajas

Mon 9/15

6:00 am-3:35 pm

1 stop17h 35m

Denver Intl

Thu 10/2

4:15 pm-10:25 pm

1 stop22h 10m

$633

BarcelonaDenver

BCN - DEN

BCNDEN

Barcelona-El Prat

Mon 6/30

11:20 am-10:21 am

2 stops31h 01m

Denver Intl

Tue 7/15

4:40 pm-12:05 am

3 stops23h 25m

$635

MadridDenver

MAD - DEN

MADDEN

Madrid Barajas

Wed 9/17

6:00 am-6:18 pm

2 stops20h 18m

Denver Intl

Thu 9/25

6:00 am-8:05 am

2 stops18h 05m

$655

MadridDenver

MAD - DEN

MADDEN

Madrid Barajas

Tue 9/2

12:40 pm-7:49 pm

1 stop15h 09m

Denver Intl

Thu 9/11

6:35 pm-4:20 pm

1 stop13h 45m

$673

ValenciaDenver

VLC - DEN

VLCDEN

Valencia

Tue 10/14

6:00 am-12:29 pm

2 stops38h 29m

Denver Intl

Tue 11/4

11:25 am-6:55 pm

2 stops23h 30m

$675

ValenciaDenver

VLC - DEN

VLCDEN

Valencia

Tue 10/14

6:55 pm-3:35 pm

1 stop28h 40m

Denver Intl

Tue 11/4

6:00 am-12:05 pm

2 stops22h 05m

$682

ValenciaDenver

VLC - DEN

VLCDEN

Valencia

Tue 10/14

6:55 pm-3:35 pm

1 stop28h 40m

Denver Intl

Tue 11/4

4:20 pm-5:35 pm

1 stop17h 15m

$686

MadridDenver

MAD - DEN

MADDEN

Madrid Barajas

Sun 8/31

6:00 am-3:28 pm

2 stops17h 28m

Denver Intl

Wed 9/17

11:59 pm-7:50 am

1 stop23h 51m

$698

ValenciaDenver

VLC - DEN

VLCDEN

Valencia

Tue 10/14

1:25 pm-4:25 pm

1 stop35h 00m

Denver Intl

Tue 11/4

8:33 am-9:05 am

2 stops16h 32m

$721

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 60 results
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Best time to book a flight from Spain to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Spain with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Spain to Denver

What is the cheapest month to book a flight from Spain to Denver?

Currently, October is the cheapest month in which you can book a flight from Spain to Denver (average of $197). Flying from Spain to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ES to DEN?

Find hourly flight availability from Spain to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Spain to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from Spain to Denver, such as Delta, KLM and Austrian Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Spain to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Denver from Spain?

    If you book a flight to Denver from Spain, you will be flying to Denver Intl, which is the city’s only airport. Denver Intl (DEN) is located 18.5 mi from the center of Denver.

  • What are the cheapest airlines to fly from Spain to Denver one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $367. Users have also found prices from $557 and $570 on Icelandair and Aer Lingus, respectively.

  • What are the most popular routes from Spain to Denver?

    The most popular route from Spain to Denver is Madrid Barajas - Denver Intl. You may also consider Barcelona-El Prat - Denver Intl or Bilbao - Denver Intl.

  • Can I find deals for flights from Spain to Denver that include hotel bookings?

    Yes. In addition to deals on Spain to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Spain to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Spain to Denver.

  • Can I find deals for business class flights from Spain to Denver?

    Yes. Cheapflights offers flight deals from Spain to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Spain to Denver?

    Currently, October is the cheapest month in which you can book a flight from Spain to Denver (average of $197). Flying from Spain to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Spain?

Book flights to Spain if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Golden
Brighton
Silverthorne
Thornton
Frisco
Grand Lake
Broomfield
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs
Greeley
Limon

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Top 7 airlines flying from Spain to Denver

Discover the top 7 airlines that operate flights from Spain to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$591Average$1,002FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$635Average$851FlexibilityNo cancel feeOn-time77%
DeltaCheapest$644Average$832FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$645Average$824FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$649Average$1,013FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$664Average$800FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$812Average$961FlexibilityNo cancel feeOn-time71%

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