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$407+ Cheap flights from Switzerland to Colorado

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
ZRH — DEN
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Switzerland to Colorado

Cheapest flights from Switzerland to Colorado
Explore the most affordable flight options available from Switzerland to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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 12/319:15 amGVA - DEN
2 stops17h 10mUnited Airlines
Mon 1/55:35 pmDEN - GVA
1 stop15h 30mUnited Airlines
Deal found 12/14$763
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/296:50 amGVA - DEN
1 stop14h 50mUnited Airlines
Mon 1/55:35 pmDEN - GVA
1 stop15h 30mUnited Airlines
Deal found 12/14$831
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/2411:45 amZRH - COS
2 stops31h 07mUnited Airlines
Wed 12/3112:09 pmCOS - ZRH
2 stops15h 46mUnited Airlines
Deal found 12/15$854
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Sun 12/287:25 amGVA - DEN
1 stop15h 00mUnited Airlines
Mon 1/55:35 pmDEN - GVA
1 stop15h 30mUnited Airlines
Deal found 12/14$857
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/301:35 pmZRH - DEN
1 stop13h 20mUnited Airlines
Mon 1/56:00 amDEN - ZRH
1 stop17h 40mUnited Airlines
Deal found 12/15$870
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/297:15 amZRH - DEN
1 stop19h 40mUnited Airlines
Thu 1/19:35 amDEN - ZRH
1 stop14h 20mUnited Airlines
Deal found 12/14$872
This United Airlines deal was found by Cheapflights users on 12/14. 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 12/3110:20 amZRH - DEN
1 stop16h 05mUnited Airlines
Mon 1/55:35 pmDEN - ZRH
1 stop13h 10mUnited Airlines
Deal found 12/14$873
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Mon 12/221:00 pmGVA - DEN
1 stop14h 55mUnited Airlines
Wed 12/314:05 pmDEN - GVA
2 stops17h 00mUnited Airlines
Deal found 12/15$873
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Sat 12/2712:55 pmGVA - DEN
1 stop15h 00mUnited Airlines
Tue 12/305:35 pmDEN - GVA
1 stop15h 30mUnited Airlines
Deal found 12/14$874
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/2311:20 amGVA - DEN
2 stops20h 18mUnited Airlines
Wed 12/313:20 pmDEN - GVA
2 stops17h 45mUnited Airlines
Deal found 12/15$875
This United Airlines deal was found by Cheapflights users on 12/14. 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 12/259:15 amGVA - DEN
1 stop17h 10mUnited Airlines
Tue 12/305:35 pmDEN - GVA
1 stop15h 30mUnited Airlines
Deal found 12/14$876
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Fri 12/267:40 amGVA - DEN
2 stops16h 49mUnited Airlines
Tue 12/3010:15 amDEN - GVA
1 stop13h 20mUnited Airlines
Deal found 12/14$877

Find flight deals from Switzerland to Colorado

Keep the following information in mind while searching for Switzerland to Colorado flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$582

One-way from

$407
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$890
Provider with most accurate pricing for Zurich-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Zurich-Denver Intl flights.
Search Deals
From Switzerland to Colorado
Search Deals
One-way flight from Switzerland to Colorado
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Switzerland to Colorado 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 December 16, 2025.
Use the filters below to find and compare flights from Switzerland to Colorado that are best for you.

Fly from

Switzerland

Fly to

Colorado

Route

Depart

Return

Price

ZurichDenver

ZRH - DEN

ZRHDEN

Zurich

Fri 5/22

8:05 am-7:00 pm

1 stop18h 55m

Denver Intl

Mon 6/1

4:40 pm-1:05 pm

1 stop12h 25m

$638

ZurichDenver

ZRH - DEN

ZRHDEN

Zurich

Fri 5/22

2:00 pm-7:00 pm

1 stop13h 00m

Denver Intl

Sat 5/30

8:10 pm-1:05 pm

1 stop32h 55m

$670

ZurichDenver

ZRH - DEN

ZRHDEN

Zurich

Wed 1/28

10:25 am-11:11 pm

2 stops20h 46m

Denver Intl

Wed 2/4

6:41 am-7:40 pm

2 stops28h 59m

$672

ZurichDenver

ZRH - DEN

ZRHDEN

Zurich

Fri 1/30

10:25 am-10:50 pm

2 stops20h 25m

Denver Intl

Fri 2/6

6:40 am-9:40 am

3 stops19h 00m

$673

GenevaDenver

GVA - DEN

GVADEN

Geneva Geneve-Cointrin

Thu 1/15

8:10 pm-10:55 pm

2 stops34h 45m

Denver Intl

Thu 1/29

1:16 pm-7:25 pm

2 stops22h 09m

$678

ZurichDenver

ZRH - DEN

ZRHDEN

Zurich

Fri 1/23

8:25 pm-12:28 am

2 stops36h 03m

Denver Intl

Tue 1/27

6:41 am-9:40 am

2 stops18h 59m

$686

GenevaDenver

GVA - DEN

GVADEN

Geneva Geneve-Cointrin

Fri 4/24

7:00 am-4:30 pm

1 stop17h 30m

Denver Intl

Sat 5/9

6:40 pm-8:00 pm

1 stop17h 20m

$726

BaselColorado Springs

BSL - COS

BSLCOS

Basel EuroAirport Swiss

Thu 1/22

6:05 am-2:09 pm

2 stops40h 04m

Colorado Springs

Mon 1/26

8:16 am-6:15 pm

2 stops25h 59m

$733

GenevaDenver

GVA - DEN

GVADEN

Geneva Geneve-Cointrin

Fri 4/24

7:20 am-5:31 pm

2 stops18h 11m

Denver Intl

Sat 5/9

6:45 am-11:10 am

2 stops20h 25m

$736

BaselDenver

BSL - DEN

BSLDEN

Basel EuroAirport Swiss

Fri 1/30

7:00 am-3:30 pm

1 stop16h 30m

Denver Intl

Fri 2/6

10:45 am-2:10 pm

2 stops19h 25m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 47 results
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Best time to book a flight from Switzerland to Colorado

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

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

Currently, March is the cheapest month in which you can book a flight from Switzerland to Colorado (average of $431). Flying from Switzerland to Colorado in December is currently the most expensive (average of $673). 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 CH to CO?

Find hourly flight availability from Switzerland to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Switzerland to Colorado by exploring options for tickets in the afternoon.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated December 16, 2025.
Get a feel of what it's like to fly with SWISS, United Airlines, and Icelandair from Switzerland to Colorado by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,813 reviews

Entertainment

6.8

Crew

8.3

Overall

7.5

Food

7.1

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
SWISS
7.5
Good
1,813 reviews
SWISS
7.5
Good
1,813 reviews

Entertainment

6.8

Crew

8.3

Overall

7.5

Food

7.1

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
United Airlines
7.4
Good
9,094 reviews
SWISS
7.5
Good
1,813 reviews

Entertainment

6.8

Crew

8.3

Overall

7.5

Food

7.1

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Icelandair
7.0
Good
591 reviews
SWISS
7.5
Good
1,813 reviews

Entertainment

6.8

Crew

8.3

Overall

7.5

Food

7.1

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Lufthansa
6.8
Okay
7,632 reviews
SWISS
7.5
Good
1,813 reviews

Entertainment

6.8

Crew

8.3

Overall

7.5

Food

7.1

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
British Airways
6.7
Okay
7,580 reviews
SWISS
7.5
Good
1,813 reviews

Entertainment

6.8

Crew

8.3

Overall

7.5

Food

7.1

Boarding

7.7

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.

Related info for your journey

Find useful and relevant information for your journey from Switzerland to Colorado. 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 Switzerland to Colorado?

    Icelandair, Scandinavian Airlines, and British Airways can get you from Switzerland to Colorado in just under 17h 30m. Your travel time can differ by up to 17h 15m. Switzerland and Colorado are separated by a distance of 5114 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Switzerland to Colorado one-way?

    $377 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on British Airways and Aer Lingus, with prices starting from $412 and $564, respectively.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Switzerland to Colorado (average of $431). Flying from Switzerland to Colorado in December is currently the most expensive (average of $673). 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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Alternative routes for Switzerland to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Switzerland to Colorado

Discover the top 5 airlines that operate flights from Switzerland to Colorado. 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$508Average$693FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$567Average$706FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$613Average$816FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$630Average$872FlexibilityNo cancel feeOn-time76%
SWISSCheapest$711Average$818FlexibilityNo cancel feeOn-time79%

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