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$366+ Cheap flights from Lyon (LYS) 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
LYS — DEN
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap flight deals from Lyon to Denver

Cheapest flights from Lyon to Denver
Explore the most affordable flight options available from Lyon to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.

This Expedia deal was found by Cheapflights users on 7/21. 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.
Fri 9/46:10 am
LYS
-
DEN
2 stops25h 49m
Iberia
Fri 9/113:13 pm
DEN
-
LYS
2 stops24h 32m
Iberia
Deal found 7/21$635
This Expedia deal was found by Cheapflights users on 7/19. 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.
Thu 8/276:35 am
LYS
-
DEN
1 stop14h 55m
Multiple Airlines
Mon 8/318:00 am
DEN
-
LYS
2 stops20h 25m
Multiple Airlines
Deal found 7/19$646
This Iberia deal was found by Cheapflights users on 7/24. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:25 pm
LYS
-
DEN
2 stops19h 28m
Multiple Airlines
Sat 9/56:40 pm
DEN
-
LYS
1 stop18h 15m
Multiple Airlines
Deal found 7/24$652
This Iberia deal was found by Cheapflights users on 7/22. 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.
Mon 8/246:10 am
LYS
-
DEN
2 stops25h 49m
Multiple Airlines
Mon 8/316:40 pm
DEN
-
LYS
1 stop15h 20m
Multiple Airlines
Deal found 7/22$653
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:15 pm
LYS
-
DEN
2 stops17h 13m
Multiple Airlines
Sun 9/2711:25 am
DEN
-
LYS
1 stop14h 30m
Multiple Airlines
Deal found 7/23$656
This Flighttix deal was found by Cheapflights users on 7/21. 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.
Mon 8/246:55 am
LYS
-
DEN
1 stop14h 35m
Lufthansa
Mon 8/314:15 pm
DEN
-
LYS
1 stop12h 05m
Lufthansa
Deal found 7/21$663
This Flighttix deal was found by Cheapflights users on 7/22. 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.
Fri 8/287:05 am
LYS
-
DEN
1 stop14h 25m
Multiple Airlines
Sat 9/59:40 am
DEN
-
LYS
1 stop18h 00m
Multiple Airlines
Deal found 7/22$665
This Expedia deal was found by Cheapflights users on 7/23. 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.
Wed 10/79:45 pm
LYS
-
DEN
1 stop26h 40m
British Airways
Sat 10/316:01 pm
DEN
-
LYS
1 stop18h 49m
British Airways
Deal found 7/23$668

Find flight deals from Lyon to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Lyon (LYS) 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 July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$635
(Expedia)

One-way from

$366
(Expedia)

Popular in

July

Cheapest in

October

Average price

$1,080
Provider with most accurate pricing for Lyon-Saint Exupéry-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lyon-Saint Exupéry-Denver Intl flights.
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From Lyon-Saint Exupéry to Denver Intl
Search Deals
One-way flight from Lyon-Saint Exupéry to Denver Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lyon 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 July 24, 2026.
Use the filters below to find and compare flights from Lyon to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Thu 8/27

6:35 am-1:30 pm

1 stop14h 55m

Denver Intl

Mon 8/31

8:00 am-12:25 pm

2 stops20h 25m

$646

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Fri 8/28

7:05 am-1:30 pm

1 stop14h 25m

Denver Intl

Sat 9/5

8:00 am-11:40 am

2 stops19h 40m

$673

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Mon 8/24

6:55 am-1:30 pm

1 stop14h 35m

Denver Intl

Mon 8/31

11:25 am-11:40 am

1 stop16h 15m

$674

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Tue 10/13

6:55 am-1:35 pm

1 stop14h 40m

Denver Intl

Fri 11/13

7:45 am-11:05 am

2 stops19h 20m

$674

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Thu 10/8

6:35 am-7:27 pm

2 stops20h 52m

Denver Intl

Thu 10/29

4:45 pm-5:40 pm

2 stops17h 55m

$679

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Wed 11/4

6:25 am-6:01 pm

2 stops19h 36m

Denver Intl

Wed 11/11

7:45 am-11:05 am

3 stops19h 20m

$680

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Sat 9/5

6:55 am-6:25 pm

2 stops19h 30m

Denver Intl

Wed 9/16

3:55 pm-1:30 pm

1 stop13h 35m

$681

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Fri 9/4

9:45 pm-4:30 pm

1 stop26h 45m

Denver Intl

Fri 9/11

2:27 pm-6:20 pm

2 stops19h 53m

$692

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Fri 10/16

11:10 am-10:58 pm

2 stops19h 48m

Denver Intl

Thu 10/29

6:05 pm-8:20 pm

1 stop19h 15m

$693
Quickest round-trip

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Fri 8/21

11:10 am-4:30 pm

1 stop13h 20m

Denver Intl

Fri 9/4

5:44 pm-6:20 pm

2 stops16h 36m

$748

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Lyon 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 Lyon to Denver in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 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 Lyon-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lyon-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lyon-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lyon-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 Lyon-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 Lyon to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Lyon 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 Lyon to Denver

How far ahead should I book a flight from Lyon to Denver?

To ensure you get the cheapest price possible for a flight from Lyon to Denver, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Lyon to Denver?

Currently, October is the cheapest month in which you can book a flight from Lyon to Denver (average of $748). Flying from Lyon to Denver in July is currently the most expensive (average of $1,080). 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.

How much does it cost to fly round-trip from Lyon to Denver?

Airfare is below average for this route at the moment.

Lyon to Denver flights typically cost between $994 and $1,256 in September.
The cheapest round-trip price found within the last 5 days was $635 on Iberia (Sep 4-Sep 11).

Related info for your journey

Find useful and relevant information for your journey from Lyon to Denver. 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 Lyon to Denver?

    For as low as $673, United Airlines can have you in Denver from Lyon in 14h 35m. Lyon and Denver are separated by a distance of 5101 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lyon 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 Lyon to Denver?

    Currently, October is the cheapest month in which you can book a flight from Lyon to Denver (average of $748). Flying from Lyon to Denver in July is currently the most expensive (average of $1,080). 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
Westminster
Centennial
Lakewood
Broomfield
Golden
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen

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