HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Frankfurt

$258+ Cheap flights from Denver (DEN) to Frankfurt (FRA)

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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FRA
févr. 1 — févr. 81
dim. 2/1
dim. 2/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Frankfurt with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Denver Intl to Frankfurt am Main are usually found in August or October, booked 63 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Denver to Frankfurt

Cheapest flights from Denver to Frankfurt
Explore the most affordable flight options available from Denver to Frankfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 2, 2026.

This Delta deal was found by Cheapflights users on 12/31. 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.
mer. 12/317:05 amDEN - FRA
1 stop17h 35mDelta
mar. 1/136:55 amFRA - DEN
2 stops20h 33mDelta
Deal found 12/31$600
This Iberia deal was found by Cheapflights users on 12/31. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/3112:35 pmDEN - FRA
2 stops26h 00mMultiple Airlines
mar. 1/1311:25 amFRA - DEN
2 stops19h 51mMultiple Airlines
Deal found 12/31$640
This American Airlines deal was found by Cheapflights users on 12/31. 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.
mer. 12/319:12 amDEN - FRA
1 stop14h 03mAmerican Airlines
mar. 1/1310:15 amFRA - DEN
1 stop15h 27mAmerican Airlines
Deal found 12/31$801
This Iberia deal was found by Cheapflights users on 12/31. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/3112:35 pmDEN - FRA
2 stops26h 00mIberia
mar. 1/136:30 amFRA - DEN
2 stops24h 46mIberia
Deal found 12/31$1,475
This Delta deal was found by Cheapflights users on 12/31. 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.
mer. 12/316:45 amDEN - FRA
1 stop17h 05mDelta
dim. 1/42:15 pmFRA - DEN
2 stops37h 50mDelta
Deal found 12/31$1,772
This Flighttix deal was found by Cheapflights users on 12/31. 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.
mer. 12/3110:54 amDEN - FRA
1 stop13h 46mVirgin Atlantic
dim. 1/49:50 amFRA - DEN
1 stop22h 17mVirgin Atlantic
Deal found 12/31$2,065
This Expedia deal was found by Cheapflights users on 12/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/315:45 pmDEN - FRA
Nonstop9h 45mMultiple Airlines
dim. 1/49:45 amFRA - DEN
1 stop18h 10mMultiple Airlines
Deal found 12/31$2,181
This TAP AIR PORTUGAL deal was found by Cheapflights users on 12/31. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/311:47 pmDEN - FRA
3 stops24h 53mTAP AIR PORTUGAL
mar. 1/136:00 amFRA - DEN
2 stops25h 02mTAP AIR PORTUGAL
Deal found 12/31$2,247
This United Airlines deal was found by Cheapflights users on 12/31. 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.
mer. 12/313:55 pmDEN - FRA
Nonstop9h 25mUnited Airlines
mar. 1/1311:10 amFRA - DEN
Nonstop10h 30mUnited Airlines
Deal found 12/31$2,284

Find flight deals from Denver to Frankfurt

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Frankfurt (FRA). 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 janvier 2, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$465
(CrystalTravel)

One-way from

$258
(Billigflug)

Popular in

December

Cheapest in

August

Average price

$1,233

Good round-trip deal

$875 or less

Good one-way deal

$558 or less
Provider with most accurate pricing for Denver Intl-Frankfurt am Main flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Frankfurt am Main flights.
Search Deals
From Denver Intl to Frankfurt am Main
Search Deals
One-way flight from Denver Intl to Frankfurt am Main
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 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 Denver Intl to Frankfurt am Main.
Search Deals
Price to beat on a one-way flight from Denver Intl to Frankfurt am Main.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Frankfurt 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 janvier 2, 2026.
Use the filters below to find and compare flights from Denver to Frankfurt am Main Airport that are best for you.

Fly from

Denver

Fly to

Frankfurt

Route

Depart

Return

Price

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

sam. 4/25

10:30 am-8:55 am

1 stop14h 25m

Frankfurt am Main

sam. 5/2

7:00 am-1:56 pm

2 stops14h 56m

$608

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

jeu. 2/19

12:00 pm-8:40 am

1 stop12h 40m

Frankfurt am Main

dim. 2/22

6:55 am-8:05 pm

2 stops21h 10m

$609

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

mar. 2/17

6:00 am-7:50 am

1 stop17h 50m

Frankfurt am Main

sam. 2/28

6:55 am-8:05 pm

2 stops21h 10m

$609

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

sam. 2/28

10:20 am-7:50 am

1 stop13h 30m

Frankfurt am Main

mar. 3/10

11:50 am-9:28 pm

2 stops16h 38m

$609

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

jeu. 2/26

12:00 pm-8:40 am

1 stop12h 40m

Frankfurt am Main

jeu. 3/5

10:15 am-12:23 am

2 stops22h 08m

$609

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

mar. 2/17

6:00 am-7:50 am

1 stop17h 50m

Frankfurt am Main

jeu. 2/26

6:55 am-8:05 pm

2 stops21h 10m

$609

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

ven. 2/20

6:10 am-7:50 am

1 stop17h 40m

Frankfurt am Main

dim. 2/22

2:15 pm-3:02 pm

2 stops32h 47m

$609

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

jeu. 2/19

12:00 pm-8:40 am

1 stop12h 40m

Frankfurt am Main

ven. 2/27

9:50 am-7:21 pm

1 stop17h 31m

$610

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

sam. 2/21

6:10 am-7:50 am

1 stop17h 40m

Frankfurt am Main

sam. 2/28

9:50 am-7:21 pm

1 stop17h 31m

$610

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

sam. 1/17

10:29 am-7:50 am

1 stop13h 21m

Frankfurt am Main

sam. 1/24

9:50 am-12:28 am

1 stop22h 38m

$611

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/31

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Denver to Frankfurt

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 Denver to Frankfurt in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Denver-Frankfurt am Main Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Frankfurt am Main Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Frankfurt am Main Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Frankfurt am Main Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Denver-Frankfurt am Main Airport 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 Denver to Frankfurt

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

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Frankfurt. Price data was last updated on December 26, 2025.

The best time to book flights from Denver to Frankfurt am Main Airport is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Denver to Frankfurt am Main Airport (average of $566). Flying from Denver to Frankfurt am Main Airport in June is currently the most expensive (average of $783). 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 DEN to FRA?

Find hourly flight availability from Denver to Frankfurt. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated janvier 2, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Frankfurt am Main Airport as you normally would.

How much does it cost to fly round-trip from Denver to Frankfurt am Main Airport?

The best insider tips for Denver to Frankfurt am Main Airport 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 Denver to Frankfurt am Main Airport trip
Airports
DEN

Use the A Line train for a 37-minute ride to downtown Denver, avoiding expensive taxis and rideshares.

Read more about DENBy Emily Zemler
FRA

Take the S8 or S9 trains from Terminal 1 to Frankfurt city center in about 15 minutes.

Read more about FRABy Blane Bachelor
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on FRA

Blane Bachelor

Blane Bachelor

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 Zemler

Emily Zemler

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 Frankfurt

Get insights into the airlines that provide service to Frankfurt. 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 Frankfurt. Reviews last updated janvier 2, 2026.
See what other customers who have flown with United Airlines, Turkish Airlines, and Icelandair from Denver to Frankfurt am Main Airport 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
9,132 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
United Airlines
7.4
Good
9,132 reviews
United Airlines
7.4
Good
9,132 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
Turkish Airlines
7.3
Good
4,139 reviews
United Airlines
7.4
Good
9,132 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
Icelandair
7.1
Good
593 reviews
United Airlines
7.4
Good
9,132 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
Lufthansa
6.8
Okay
7,674 reviews
United Airlines
7.4
Good
9,132 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.
British Airways
6.7
Okay
7,635 reviews
United Airlines
7.4
Good
9,132 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Michelle,Dec 2025

DEN - MKE

I liked that the plane waited 5 minutes for a family whose incoming plane was late. This was the last flight of the day to MKE. Flight attendants actually checked in throughout the flight. Although, not really friendly. Happy to see screens on seat backs again. This is my first time not flying first class in over 10 years. It was economy plus.

Related info for your journey

Find useful and relevant information for your journey from Denver to Frankfurt. 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 from for flights from Denver to Frankfurt am Main?

    For a flight from Denver to Frankfurt am Main, you will be flying from Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city. Denver Intl is the only Denver airport and it handles 4 outbound flights to Frankfurt am Main per day. 8 airlines have flights to Frankfurt am Main from Denver Intl on a regular basis.

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

    A quick flight from Denver to Frankfurt am Main Airport can take about 12h 40m. KLM provides one of the quickest options available for as low as $609. Airlines will cover a distance of 5022 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on British Airways is currently your cheapest option to Frankfurt am Main Airport, with prices starting at $494. Additional round-trip tickets that might be worth considering are offered by Icelandair and Scandinavian Airlines, with the lowest prices starting at $544 and $595, respectively. Users have found that British Airways is 53% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $273. Turkish Airlines flights start at $436 while deals on WestJet start at $441 one-way.

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

    The top 3 most reliable airlines when flying from Denver to Frankfurt am Main Airport are Air Canada (88%), United Airlines (76%) and Lufthansa (76%).

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

    On average you can expect to pay $1,486 for a flight from Denver to Frankfurt am Main Airport. The cheapest flight overall is $414 while the most popular route, (Denver Intl - Frankfurt am Main) is currently priced at $466.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Denver to Frankfurt am Main Airport (average of $566). Flying from Denver to Frankfurt am Main Airport in June is currently the most expensive (average of $783). 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 Frankfurt am Main Airport?

Book flights to Frankfurt am Main Airport if you plan to visit one of these locations
Koblenz
Wurzburg
Baden-Baden
Speyer
Wiesbaden
Trier
Boppard
Mainz

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Denver to Frankfurt

See prices for flight routes from nearby airports that may be better suited for you.
Colorado Springs to Frankfurt flights
Denver to Frankfurt-Hahn flights
Grand Junction to Frankfurt flights
Montrose to Frankfurt flights

Top 8 airlines flying from Denver to Frankfurt

Discover the top 8 airlines that operate flights from Denver to Frankfurt. 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 janvier 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$494Average$1,026FlexibilityNo cancel feeOn-time70%
IcelandairCheapest$544Average$840FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$595Average$757FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$646Average$709FlexibilityNo cancel feeOn-time77%
DeltaCheapest$652Average$774FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$697Average$1,190FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$731Average$1,067FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$734Average$1,161FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.