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$403+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
LYS — DEN
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Lyon-Saint Exupéry to Denver Intl are usually found in October or February, booked 61 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:35 amLYS - DEN
1 stop35h 05mUnited Airlines
Mon 1/511:15 amDEN - LYS
2 stops15h 55mUnited Airlines
Deal found 12/10$1,051
This KAYAK deal was found by Cheapflights users on 12/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:35 amLYS - DEN
2 stops16h 20mLufthansa
Mon 1/55:35 pmDEN - LYS
2 stops16h 30mLufthansa
Deal found 12/11$1,279

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 December 12, 2025.

Round-trip from

$750
(FlightHub)

One-way from

$403
(Kiwi.com)

Popular in

August

Cheapest in

October

Average price

$829
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. 11% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 12, 2025.
Use the filters below to find and compare flights from Lyon to Denver that are best for you.

Fly from

Lyon

Fly to

Denver

Route

Depart

Return

Price

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Mon 2/2

10:50 am-11:21 pm

2 stops20h 31m

Denver Intl

Sat 2/28

1:12 pm-7:25 pm

2 stops22h 13m

$751

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Mon 2/2

6:25 am-1:40 pm

1 stop15h 15m

Denver Intl

Sat 2/28

3:55 pm-1:50 pm

1 stop13h 55m

$753

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Sat 2/14

10:50 am-4:40 pm

2 stops37h 50m

Denver Intl

Sat 2/21

11:15 am-11:05 am

1 stop15h 50m

$758

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Mon 1/12

6:25 am-1:40 pm

1 stop15h 15m

Denver Intl

Mon 1/19

11:15 am-11:05 am

1 stop15h 50m

$771

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Fri 2/6

6:25 am-1:40 pm

1 stop15h 15m

Denver Intl

Wed 2/18

11:15 am-11:05 am

1 stop15h 50m

$772

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Fri 2/6

6:25 am-1:40 pm

1 stop15h 15m

Denver Intl

Sat 2/21

11:15 am-11:05 am

1 stop15h 50m

$772

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Tue 2/10

6:10 am-1:40 pm

1 stop15h 30m

Denver Intl

Sat 2/21

11:15 am-11:05 am

1 stop15h 50m

$772

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Mon 2/9

6:25 am-1:40 pm

1 stop15h 15m

Denver Intl

Mon 2/23

6:00 am-11:05 am

2 stops21h 05m

$772

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Tue 2/10

6:10 am-1:40 pm

1 stop15h 30m

Denver Intl

Mon 2/23

6:00 am-11:05 am

2 stops21h 05m

$772

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Mon 2/9

6:25 am-1:40 pm

1 stop15h 15m

Denver Intl

Tue 2/17

10:20 am-10:05 am

2 stops15h 45m

$773

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 12 results
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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?

Use this chart to determine the optimal time to book a round-trip flight from Lyon to Denver. Price data was last updated on December 5, 2025.

To ensure you get the cheapest price possible for a flight from Lyon to Denver, you should look to book at least 61 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, September is the cheapest month in which you can book a flight from Lyon to Denver (average of $503). Flying from Lyon to Denver in August is currently the most expensive (average of $798). 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.

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 $753, Scandinavian Airlines can have you in Denver from Lyon in 15h 15m. Lyon and Denver are separated by a distance of 5101 mi. This flight may include one or multiple stops.

  • 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, September is the cheapest month in which you can book a flight from Lyon to Denver (average of $503). Flying from Lyon to Denver in August is currently the most expensive (average of $798). 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
Black Hawk
Thornton
Westminster
Broomfield
Lakewood
Golden
Winter Park
Greeley
Lone Tree
Cripple Creek
Silverthorne
Central City
Frisco
Wheat Ridge
Manitou Springs
Fort Morgan
Brighton
Longmont
Idaho Springs
Parker

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