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$240+ 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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FRA
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Frankfurt am Main are usually found in April or October, booked 89 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 junio 12, 2025.

Round-trip from

$681
(Air Canada)

One-way from

$240
(Justfly.com)

Popular in

June

Cheapest in

April

Average price

$1,400

Good round-trip deal

$759 or less

Good one-way deal

$495 or less
From Denver Intl to Frankfurt am Main
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One-way flight from Denver Intl to Frankfurt am Main
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Highest demand for flights based on searches. 16% potential increase in price ($209 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Denver Intl to Frankfurt am Main.
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Price to beat on a one-way flight from Denver Intl to Frankfurt am Main.
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Find 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 junio 12, 2025.

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.
lun. 8/256:00 amDEN - FRA
2 stops18h 10mAir Canada
mar. 9/92:20 pmFRA - DEN
2 stops27h 54mAir Canada
Deal found 6/11$681
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/286:35 pmDEN - FRA
1 stop12h 30mBritish Airways
mié. 8/136:35 amFRA - DEN
2 stops19h 28mBritish Airways
Deal found 6/10$684
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/68:10 pmDEN - FRA
1 stop25h 50mIcelandair
dom. 7/205:10 pmFRA - DEN
1 stop27h 20mIcelandair
Deal found 6/12$685
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/275:30 pmDEN - FRA
2 stops31h 55mMultiple Airlines
dom. 12/1410:55 amFRA - DEN
1 stop15h 01mMultiple Airlines
Deal found 6/10$686
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.
lun. 7/286:35 amDEN - FRA
2 stops19h 15mDelta
mié. 8/1311:00 amFRA - DEN
2 stops20h 07mDelta
Deal found 6/10$688
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.
dom. 11/303:55 pmDEN - FRA
Nonstop9h 25mUnited Airlines
dom. 12/1411:10 amFRA - DEN
Nonstop10h 30mUnited Airlines
Deal found 6/11$690
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.
mié. 10/85:59 pmDEN - FRA
Nonstop9h 31mLufthansa
lun. 10/2010:15 pmFRA - DEN
1 stop24h 05mLufthansa
Deal found 6/10$692
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/27:20 amDEN - FRA
1 stop17h 25mAmerican Airlines
sáb. 8/309:20 amFRA - DEN
2 stops18h 29mAmerican Airlines
Deal found 6/11$704
This SWISS 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/45:50 pmDEN - FRA
1 stop12h 05mSWISS
lun. 8/184:30 pmFRA - DEN
2 stops55h 50mSWISS
Deal found 6/12$708
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/187:50 pmDEN - FRA
1 stop17h 10mTurkish Airlines
vie. 7/2510:00 pmFRA - DEN
1 stop27h 55mTurkish Airlines
Deal found 6/12$712
This Air France 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2012:10 pmDEN - FRA
1 stop12h 45mAir France
sáb. 8/3011:00 amFRA - DEN
2 stops16h 55mAir France
Deal found 6/10$748
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/910:26 amDEN - FRA
1 stop14h 19mIberia
mié. 7/2310:55 amFRA - DEN
1 stop19h 45mIberia
Deal found 6/11$754

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 junio 12, 2025.
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

lun. 8/25

6:00 am-8:10 am

2 stops18h 10m

Frankfurt am Main

mar. 9/9

2:20 pm-10:14 am

2 stops27h 54m

$681

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

lun. 7/28

6:35 pm-3:05 pm

1 stop12h 30m

Frankfurt am Main

mié. 8/13

6:35 am-6:03 pm

2 stops19h 28m

$684

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

dom. 7/6

8:10 pm-6:00 am

1 stop25h 50m

Frankfurt am Main

dom. 7/20

5:10 pm-12:30 pm

1 stop27h 20m

$685

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

jue. 11/27

5:30 pm-9:25 am

2 stops31h 55m

Frankfurt am Main

dom. 12/14

10:55 am-5:56 pm

1 stop15h 01m

$686

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

lun. 7/28

6:35 am-9:50 am

2 stops19h 15m

Frankfurt am Main

mié. 8/13

11:00 am-11:07 pm

2 stops20h 07m

$688

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

dom. 11/30

3:55 pm-9:20 am

Nonstop9h 25m

Frankfurt am Main

dom. 12/14

11:10 am-1:40 pm

Nonstop10h 30m

$690

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

mié. 10/8

5:59 pm-11:30 am

Nonstop9h 31m

Frankfurt am Main

lun. 10/20

10:15 pm-2:20 pm

1 stop24h 05m

$692

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

sáb. 8/2

7:20 am-8:45 am

1 stop17h 25m

Frankfurt am Main

sáb. 8/30

9:20 am-7:49 pm

2 stops18h 29m

$704

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

lun. 8/4

5:50 pm-1:55 pm

1 stop12h 05m

Frankfurt am Main

lun. 8/18

4:30 pm-4:20 pm

2 stops55h 50m

$708

DenverFrankfurt am Main

DEN - FRA

DENFRA

Denver Intl

vie. 7/18

7:50 pm-9:00 pm

1 stop17h 10m

Frankfurt am Main

vie. 7/25

10:00 pm-5:55 pm

1 stop27h 55m

$712

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 28 results
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The best insider tips for Denver to Frankfurt am Main Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
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

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 June 9, 2025.

The best time to book flights from Denver to Frankfurt am Main Airport is 89 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, January is the cheapest month in which you can book a flight from Denver to Frankfurt am Main Airport (average of $729). Flying from Denver to Frankfurt am Main Airport in June is currently the most expensive (average of $1,088). 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 junio 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Denver to Frankfurt am Main Airport in the morning. If you’re flexible enough to do this you can expect to save up to 45% on your trip compared to booking a flight at noon.

Weekly flight availability from Denver to Frankfurt am Main Airport

Explore weekly flight availability from Denver to Frankfurt. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated junio 12, 2025.

The most flights from DEN to FRA are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Frankfurt by month

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

In terms of precipitation, rainfall in Frankfurt am Main Airport ranges from 1.6 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Frankfurt am Main Airport when rainfall is around 1.6 in.

Temperature in Frankfurt by month

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

If weather is an important factor for your trip to Frankfurt am Main Airport, 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 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 junio 12, 2025.
Get a feel of what it's like to fly with Delta, Austrian Airlines and Air France from Denver to Frankfurt am Main by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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 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 5 outbound flights to Frankfurt am Main per day. 8 airlines have flights to Frankfurt am Main from Denver Intl on a regular basis.

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

    Flying on Air Canada is currently your cheapest option to Frankfurt am Main Airport, with prices starting at $681. Additional round-trip tickets that might be worth considering are offered by British Airways and Icelandair, with the lowest prices starting at $684 and $685, respectively. Users have found that Air Canada is 35% 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 $240. Lufthansa flights start at $275 while deals on Brussels Airlines start at $285 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 (82%), United Airlines (71%) and Lufthansa (71%).

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

    On average you can expect to pay $2,370 for a flight from Denver to Frankfurt am Main Airport. The cheapest flight overall is $327 while the most popular route, (Denver Intl - Frankfurt am Main) is currently priced at $462.

  • 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, January is the cheapest month in which you can book a flight from Denver to Frankfurt am Main Airport (average of $729). Flying from Denver to Frankfurt am Main Airport in June is currently the most expensive (average of $1,088). 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
Koblenz
Wurzburg
Wiesbaden
Speyer
Mainz
Trier
Baden-Baden
Boppard
Darmstadt
Cochem

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Alternative routes for Denver to Frankfurt

See prices for flight routes from nearby airports that may be better suited for you.
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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$453Average$701FlexibilityNo cancel feeOn-time76%
DeltaCheapest$542Average$774FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$554Average$715FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$560Average$681FlexibilityNo cancel feeOn-time71%
Turkish AirlinesCheapest$642Average$718FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$701Average$963FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$777Average$1,226FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$826Average$1,229FlexibilityNo cancel feeOn-time69%

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