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Heidelberg

$331+ Cheap flights from Colorado to Heidelberg, Germany

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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FRA
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Colorado to Heidelberg

Keep the following information in mind while searching for Colorado to Heidelberg flight deals. Data was last updated October 29, 2025.

Round-trip from

$548
(American Airlines)

One-way from

$331
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$825
From Colorado to Heidelberg
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One-way flight from Colorado to Heidelberg
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Highest demand for flights based on searches. 13% potential increase in price ($165 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Colorado to Heidelberg

Cheapest flights from Colorado to Heidelberg
Explore the most affordable flight options available from Colorado to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. 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 11/94:37 pmCOS - FRA
1 stop30h 38mAmerican Airlines
Tue 11/1810:15 amFRA - COS
1 stop18h 12mAmerican Airlines
Deal found 10/27$548
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/35:17 pmCOS - FRA
1 stop29h 58mAmerican Airlines
Tue 11/1110:15 amFRA - COS
1 stop31h 38mAmerican Airlines
Deal found 10/29$549
This AirNGo deal was found by Cheapflights users on 10/27. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:20 pmCOS - FRA
2 stops29h 05mAir Canada
Tue 11/189:45 amFRA - COS
2 stops20h 19mAir Canada
Deal found 10/27$552
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/1112:45 pmCOS - FRA
2 stops17h 25mAmerican Airlines
Wed 11/1910:15 amFRA - COS
1 stop18h 12mAmerican Airlines
Deal found 10/27$553
This Expedia deal was found by Cheapflights users on 10/29. 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.
Tue 11/117:15 amMTJ - FRA
2 stops39h 25mAir Canada
Tue 11/181:30 pmFRA - MTJ
2 stops38h 50mAir Canada
Deal found 10/29$578
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/111:30 pmMTJ - FRA
1 stop11h 50mUnited Airlines
Tue 11/185:10 pmFRA - MTJ
2 stops27h 19mUnited Airlines
Deal found 10/29$591
This Air Canada deal was found by Cheapflights users on 10/29. 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 11/117:15 amMTJ - FRA
3 stops19h 55mMultiple Airlines
Tue 11/181:30 pmFRA - MTJ
2 stops30h 59mMultiple Airlines
Deal found 10/29$595
This Expedia deal was found by Cheapflights users on 10/27. 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.
Sun 11/910:27 amCOS - FRA
2 stops19h 38mBritish Airways
Tue 11/1810:15 amFRA - COS
1 stop18h 12mBritish Airways
Deal found 10/27$596
This Expedia deal was found by Cheapflights users on 10/29. 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.
Mon 11/31:53 pmCOS - FRA
1 stop13h 37mLufthansa
Tue 11/1110:55 amFRA - COS
2 stops18h 52mLufthansa
Deal found 10/29$600
This Orbitz deal was found by Cheapflights users on 10/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:00 amDEN - FRA
1 stop20h 50mMultiple Airlines
Sat 1/171:55 pmFRA - DEN
1 stop17h 41mMultiple Airlines
Deal found 10/28$678
This FlightHub deal was found by Cheapflights users on 10/27. 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.
Tue 12/27:20 pmDEN - FRA
1 stop37h 40mTurkish Airlines
Thu 12/187:05 amFRA - DEN
1 stop18h 30mTurkish Airlines
Deal found 10/27$692
This FlightHub deal was found by Cheapflights users on 10/29. 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.
Tue 11/187:20 pmDEN - FRA
1 stop30h 10mTurkish Airlines
Wed 11/2610:55 amFRA - DEN
1 stop38h 40mTurkish Airlines
Deal found 10/29$693

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Heidelberg 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 October 29, 2025.
Use the filters below to find and compare flights from Colorado to Heidelberg that are best for you.

Fly from

Colorado

Fly to

Heidelberg

Route

Depart

Return

Price

Colorado SpringsFrankfurt am Main

COS - FRA

COSFRA

Colorado Springs

Sun 11/9

5:45 am-7:15 am

1 stop17h 30m

Frankfurt am Main

Tue 11/18

10:15 am-8:27 pm

1 stop18h 12m

$549

Colorado SpringsFrankfurt am Main

COS - FRA

COSFRA

Colorado Springs

Tue 11/11

12:45 pm-2:10 pm

2 stops17h 25m

Frankfurt am Main

Wed 11/19

10:15 am-8:27 pm

1 stop18h 12m

$553

Colorado SpringsFrankfurt am Main

COS - FRA

COSFRA

Colorado Springs

Sun 11/9

5:45 am-7:15 am

1 stop17h 30m

Frankfurt am Main

Tue 11/18

7:20 am-8:27 pm

2 stops21h 07m

$564

MontroseFrankfurt am Main

MTJ - FRA

MTJFRA

Montrose County

Tue 11/11

7:15 am-6:40 am

2 stops39h 25m

Frankfurt am Main

Tue 11/18

1:30 pm-8:20 pm

2 stops38h 50m

$578

MontroseFrankfurt am Main

MTJ - FRA

MTJFRA

Montrose County

Tue 11/11

1:30 pm-9:20 am

1 stop11h 50m

Frankfurt am Main

Tue 11/18

5:10 pm-12:29 pm

2 stops27h 19m

$591

MontroseFrankfurt am Main

MTJ - FRA

MTJFRA

Montrose County

Tue 11/11

7:15 am-11:10 am

3 stops19h 55m

Frankfurt am Main

Tue 11/18

1:30 pm-12:29 pm

2 stops30h 59m

$595

Colorado SpringsFrankfurt am Main

COS - FRA

COSFRA

Colorado Springs

Sun 11/9

10:27 am-2:05 pm

2 stops19h 38m

Frankfurt am Main

Tue 11/18

10:15 am-8:27 pm

1 stop18h 12m

$596

Colorado SpringsFrankfurt am Main

COS - FRA

COSFRA

Colorado Springs

Tue 11/11

9:30 am-11:10 am

3 stops17h 40m

Frankfurt am Main

Wed 11/19

10:40 am-9:07 pm

2 stops18h 27m

$618

Grand JunctionFrankfurt am Main

GJT - FRA

GJTFRA

Grand Junction Regnl

Mon 1/5

6:05 pm-5:35 am

2 stops27h 30m

Frankfurt am Main

Sun 2/1

5:10 pm-8:38 pm

2 stops35h 28m

$625

Colorado SpringsFrankfurt am Main

COS - FRA

COSFRA

Colorado Springs

Fri 3/6

6:00 am-7:15 am

1 stop17h 15m

Frankfurt am Main

Wed 3/18

10:15 am-11:25 pm

1 stop20h 10m

$682

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 36 results
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Best time to book a flight from Colorado to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg from Colorado 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 Colorado to Heidelberg

What is the cheapest month to book a flight from Colorado to Heidelberg?

Currently, October is the cheapest month in which you can book a flight from Colorado to Heidelberg (average of $572). Flying from Colorado to Heidelberg in June is currently the most expensive (average of $819). 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 CO to HE1?

Find hourly flight availability from Colorado to Heidelberg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

When flying from Colorado to Heidelberg, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 30% versus a flight in the afternoon.

What is the cheapest day to fly from Colorado to Heidelberg?

Use this chart to determine the cheapest time to fly round-trip from Colorado to Heidelberg. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Colorado to Heidelberg flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How long is the flight from Colorado to Heidelberg?

    Iberia, American Airlines, and Air Canada can get you from Colorado to Heidelberg in just under 17h 25m. Your travel time can differ by up to 22h. There are 5080 mi between Colorado and Heidelberg. This flight may include one or multiple stops.

  • What are the most popular routes from Colorado to Heidelberg?

    The most popular flight routes from Colorado to Heidelberg are Denver Intl - Frankfurt am Main, Colorado Springs - Frankfurt am Main and Grand Junction Regnl - Frankfurt am Main.

  • What are the most reliable airlines from Colorado to Heidelberg?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Colorado to Heidelberg on time: Air Canada (90%), United Airlines (85%), Lufthansa (85%).

  • What are the cheapest flights from Colorado to Heidelberg?

    While on average a flight from Colorado to Heidelberg is generally $1,203, our data shows the cheapest flight currently is $470. When looking at the most popular route, (Denver Intl - Frankfurt am Main), you can expect to pay $458 for that flight.

  • Can I find deals for flights from Colorado to Heidelberg that include hotel bookings?

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

  • How can I find direct flights from Colorado to Heidelberg?

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

  • Can I find deals for business class flights from Colorado to Heidelberg?

    Yes. Cheapflights offers flight deals from Colorado to Heidelberg 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 Colorado to Heidelberg?

    Currently, October is the cheapest month in which you can book a flight from Colorado to Heidelberg (average of $572). Flying from Colorado to Heidelberg in June is currently the most expensive (average of $819). 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

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Top 9 airlines flying from Colorado to Heidelberg

Discover the top 9 airlines that operate flights from Colorado to Heidelberg. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$494Average$888FlexibilityNo cancel feeOn-time70%
IcelandairCheapest$558Average$849FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$595Average$715FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$617Average$817FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$624Average$962FlexibilityNo cancel feeOn-time71%
DeltaCheapest$652Average$774FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$695Average$1,317FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$708Average$1,293FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$731Average$1,067FlexibilityNo cancel feeOn-timeN/A

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