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$367+ Cheap flights from Frankfurt (FRA) 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — DEN
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Frankfurt am Main to Denver Intl are usually found in March or October, booked 29 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Frankfurt to Denver

Cheapest flights from Frankfurt to Denver
Explore the most affordable flight options available from Frankfurt to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This KLM deal was found by Cheapflights users on 1/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/36:55 am
FRA
-
DEN
2 stops18h 33m
KLM
Thu 2/1210:50 am
DEN
-
FRA
1 stop13h 50m
KLM
Deal found 1/24$710
This American Airlines deal was found by Cheapflights users on 1/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2310:50 am
FRA
-
DEN
1 stop18h 52m
American Airlines
Sat 3/2811:59 pm
DEN
-
FRA
1 stop23h 21m
American Airlines
Deal found 1/24$711
This Icelandair deal was found by Cheapflights users on 1/24. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:25 am
FRA
-
DEN
1 stop13h 00m
Icelandair
Fri 9/48:10 pm
DEN
-
FRA
1 stop26h 15m
Icelandair
Deal found 1/24$712
This Delta deal was found by Cheapflights users on 1/25. 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 6/37:00 am
FRA
-
DEN
2 stops16h 31m
Delta
Wed 6/107:05 am
DEN
-
FRA
2 stops17h 35m
Delta
Deal found 1/25$713
This Delta deal was found by Cheapflights users on 1/25. 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.
Tue 6/1612:10 pm
FRA
-
DEN
2 stops17h 28m
Delta
Fri 7/36:10 am
DEN
-
FRA
2 stops19h 40m
Delta
Deal found 1/25$714
This Flysmarter deal was found by Cheapflights users on 1/26. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:10 am
FRA
-
DEN
2 stops17h 43m
British Airways
Sun 9/202:13 pm
DEN
-
FRA
2 stops15h 52m
British Airways
Deal found 1/26$715
This American Airlines deal was found by Cheapflights users on 1/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:40 am
FRA
-
DEN
2 stops22h 57m
American Airlines
Sat 6/2011:59 pm
DEN
-
FRA
1 stop23h 21m
American Airlines
Deal found 1/25$716
This KLM deal was found by Cheapflights users on 1/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1411:50 am
FRA
-
DEN
1 stop18h 59m
KLM
Mon 8/3111:59 pm
DEN
-
FRA
1 stop24h 41m
KLM
Deal found 1/24$717
This Finnair deal was found by Cheapflights users on 1/26. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2011:30 am
FRA
-
DEN
2 stops19h 10m
Finnair
Tue 6/22:22 pm
DEN
-
FRA
2 stops20h 13m
Finnair
Deal found 1/26$718
This Air France deal was found by Cheapflights users on 1/24. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:40 am
FRA
-
DEN
1 stop15h 56m
Air France
Sat 4/1810:19 am
DEN
-
FRA
1 stop15h 31m
Air France
Deal found 1/24$719
This American Airlines deal was found by Cheapflights users on 1/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1510:50 am
FRA
-
DEN
2 stops18h 47m
American Airlines
Sun 3/2211:48 am
DEN
-
FRA
1 stop14h 02m
American Airlines
Deal found 1/24$720
This American Airlines deal was found by Cheapflights users on 1/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/159:20 am
FRA
-
DEN
1 stop21h 39m
American Airlines
Mon 8/3112:44 pm
DEN
-
FRA
2 stops25h 41m
American Airlines
Deal found 1/24$721

Find flight deals from Frankfurt to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Frankfurt (FRA) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$710
(Finnair)

One-way from

$367
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$904

Good round-trip deal

$820 or less

Good one-way deal

$833 or less
Provider with most accurate pricing for Frankfurt am Main-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Frankfurt am Main-Denver Intl flights.
Search Deals
From Frankfurt am Main to Denver Intl
Search Deals
One-way flight from Frankfurt am Main to Denver Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Frankfurt am Main to Denver Intl.
Search Deals
Price to beat on a one-way flight from Frankfurt am Main to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Frankfurt 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 January 26, 2026.
Use the filters below to find and compare flights from Frankfurt am Main Airport to Denver that are best for you.

Fly from

Frankfurt

Fly to

Denver

Route

Depart

Return

Price

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Thu 6/18

11:00 am-5:31 pm

1 stop14h 31m

Denver Intl

Tue 7/7

6:30 am-8:40 am

1 stop18h 10m

$717

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Mon 5/4

10:55 am-7:55 pm

1 stop17h 00m

Denver Intl

Thu 6/4

2:22 pm-6:35 pm

2 stops20h 13m

$726

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Fri 6/19

6:10 am-7:44 pm

2 stops21h 34m

Denver Intl

Wed 7/8

3:11 pm-6:15 pm

2 stops19h 04m

$732

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Sun 6/21

7:40 pm-9:37 pm

2 stops33h 57m

Denver Intl

Wed 7/8

6:40 pm-6:15 pm

1 stop15h 35m

$732

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Sun 6/14

2:00 pm-12:25 pm

1 stop30h 25m

Denver Intl

Wed 9/2

4:40 pm-1:00 pm

1 stop12h 20m

$751

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Wed 5/20

10:55 am-11:39 pm

1 stop20h 44m

Denver Intl

Thu 6/4

10:32 am-10:40 pm

2 stops28h 08m

$754

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Mon 5/25

11:30 am-12:07 am

2 stops20h 37m

Denver Intl

Sun 6/7

6:40 pm-9:20 am

2 stops30h 40m

$755

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Sun 6/14

7:40 pm-12:07 am

2 stops36h 27m

Denver Intl

Fri 9/4

6:40 pm-6:15 pm

1 stop15h 35m

$756

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Mon 3/16

8:15 am-3:35 pm

1 stop14h 20m

Denver Intl

Wed 4/15

3:45 pm-9:20 am

Nonstop9h 35m

$759

Frankfurt am MainDenver

FRA - DEN

FRADEN

Frankfurt am Main

Fri 3/20

10:15 am-3:54 pm

1 stop36h 39m

Denver Intl

Fri 4/17

6:30 pm-8:45 am

1 stop30h 15m

$759

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 20 results
1
2

Compare providers for flights from Frankfurt to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Frankfurt to Denver in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Frankfurt am Main Airport-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Frankfurt am Main Airport-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Frankfurt am Main Airport-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Frankfurt am Main Airport-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Frankfurt am Main Airport-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Frankfurt to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Frankfurt 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 Frankfurt am Main Airport to Denver

How far ahead should I book a flight from Frankfurt am Main Airport to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Frankfurt to Denver. Price data was last updated on January 23, 2026.

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Frankfurt am Main Airport to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Frankfurt am Main Airport to Denver?

Currently, March is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Denver (average of $528). Flying from Frankfurt am Main Airport to Denver in July is currently the most expensive (average of $814). 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 FRA to DEN?

Find hourly flight availability from Frankfurt 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 January 26, 2026.

When flying from Frankfurt am Main Airport 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.

The best insider tips for Frankfurt am Main Airport to Denver flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Frankfurt am Main Airport to Denver trip
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on FRA

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

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 January 26, 2026.
See what other customers who have flown with United Airlines, Icelandair, and Lufthansa from Frankfurt am Main Airport to Denver have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,199 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,199 reviews
United Airlines
7.4
Good
9,199 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Icelandair
7.1
Good
603 reviews
United Airlines
7.4
Good
9,199 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Lufthansa
6.8
Okay
7,747 reviews
United Airlines
7.4
Good
9,199 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Frankfurt 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 Frankfurt am Main?

    Denver Intl (DEN) is the airport you will fly into if you book a flight from Frankfurt am Main to Denver. You should not have trouble finding flights to Denver Intl from Frankfurt am Main; the airport handles an average of 3 inbound flights from Frankfurt am Main per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Denver airport from Frankfurt am Main. It is only a 18.5 mi journey from Denver Intl (DEN) to Denver’s city center.

  • How long is the flight from Frankfurt am Main Airport to Denver?

    Airlines like KLM, Finnair, and British Airways fly from Frankfurt am Main Airport to Denver in about 14h 31m. The time it takes to get you to your destination can typically vary by up to 7h 03m. The distance between Frankfurt am Main Airport and Denver is about 5022 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Frankfurt am Main Airport to Denver round-trip?

    Currently priced at $548, Icelandair will fly you from Frankfurt am Main Airport to Denver and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Lufthansa - these airlines can fly you to your destination from $640 and $649, respectively. You may be able to fly from Frankfurt am Main Airport to Denver for 34% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Frankfurt am Main Airport to Denver one-way?

    The cheapest airlines for a one-way flight from Frankfurt am Main Airport to Denver are Icelandair ($437), British Airways ($474), and American Airlines ($475).

  • What are the most reliable airlines from Frankfurt am Main Airport to Denver?

    The top 3 most reliable airlines when flying from Frankfurt am Main Airport to Denver are Air Canada (75%), United Airlines (72%) and Lufthansa (72%).

  • What are the cheapest flights from Frankfurt am Main Airport to Denver?

    While on average a flight from Frankfurt am Main Airport to Denver is generally $837, our data shows the cheapest flight currently is $747. When looking at the most popular route, (Frankfurt am Main - Denver Intl), you can expect to pay $628 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Frankfurt 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 Frankfurt am Main Airport to Denver?

    Currently, March is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Denver (average of $528). Flying from Frankfurt am Main Airport to Denver in July is currently the most expensive (average of $814). 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 Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Cripple Creek
Winter Park
Central City
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
Evergreen

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Alternative routes for Frankfurt to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Frankfurt to Colorado Springs flights
Frankfurt to Aspen flights

Top 3 airlines flying from Frankfurt to Denver

Discover the top 3 airlines that operate flights from Frankfurt 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$548Average$636FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$640Average$872FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$649Average$885FlexibilityNo cancel feeOn-time76%

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