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$635+ Cheap flights from Lyon (LYS) to Denver (DEN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
LYS — DEN
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Lyon-Saint Exupéry to Denver Intl are usually found in April or February, booked 52 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap 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 April 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$635
(Iberia)

Popular in

July

Cheapest in

April

Average price

$739
Provider with most accurate pricing for Lyon-Saint Exupéry-Denver Intl flight deals.
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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
Highest demand for flights based on searches. 16% potential increase in price ($173 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 17, 2025.

This Iberia deal was found by Cheapflights users on 4/17. 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.
Sat 8/306:10 amLYS - DEN
2 stops24h 17mIberia
Sat 9/209:03 amDEN - LYS
2 stops18h 52mIberia
Deal found 4/17$635
This Booking.com deal was found by Cheapflights users on 4/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/49:40 pmLYS - DEN
2 stops26h 07mMultiple Airlines
Mon 5/126:35 pmDEN - LYS
1 stop16h 05mMultiple Airlines
Deal found 4/17$647
This British Airways deal was found by Cheapflights users on 4/17. 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.
Sun 5/41:10 pmLYS - DEN
2 stops18h 43mBritish Airways
Mon 5/126:33 pmDEN - LYS
2 stops16h 07mBritish Airways
Deal found 4/17$691
This American Airlines deal was found by Cheapflights users on 4/17. 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 5/43:20 pmLYS - DEN
1 stop33h 05mAmerican Airlines
Mon 5/126:35 pmDEN - LYS
1 stop13h 55mAmerican Airlines
Deal found 4/17$752
This Booking.com deal was found by Cheapflights users on 4/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/318:10 pmLYS - DEN
1 stop30h 25mLufthansa
Sat 6/78:25 pmDEN - LYS
1 stop28h 25mLufthansa
Deal found 4/17$760
This Delta deal was found by Cheapflights users on 4/17. 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.
Sat 5/3110:20 amLYS - DEN
2 stops18h 19mDelta
Sat 6/712:31 pmDEN - LYS
2 stops17h 39mDelta
Deal found 4/17$770
This United Airlines deal was found by Cheapflights users on 4/17. 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 9/92:00 pmLYS - DEN
1 stop28h 18mUnited Airlines
Sat 9/209:40 amDEN - LYS
1 stop16h 55mUnited Airlines
Deal found 4/17$778
This Expedia deal was found by Cheapflights users on 4/17. 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 5/42:00 pmLYS - DEN
2 stops17h 12mAir Canada
Mon 5/1211:25 amDEN - LYS
2 stops18h 15mAir Canada
Deal found 4/17$900
This KAYAK deal was found by Cheapflights users on 4/17. 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.
Sat 7/194:50 pmLYS - DEN
1 stop33h 09mAer Lingus
Wed 8/67:55 pmDEN - LYS
1 stop29h 35mAer Lingus
Deal found 4/17$1,205
This Air France deal was found by Cheapflights users on 4/17. 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.
Tue 4/226:45 amLYS - DEN
1 stop16h 45mAir France
Tue 4/295:40 pmDEN - LYS
1 stop16h 05mAir France
Deal found 4/17$1,415

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 April 17, 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

Sat 8/30

6:10 am-10:27 pm

2 stops24h 17m

Denver Intl

Sat 9/20

9:03 am-11:55 am

2 stops18h 52m

$635

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Sun 5/4

9:40 pm-3:47 pm

2 stops26h 07m

Denver Intl

Mon 5/12

6:35 pm-6:40 pm

1 stop16h 05m

$647

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Sun 5/4

1:10 pm-11:53 pm

2 stops18h 43m

Denver Intl

Mon 5/12

6:33 pm-6:40 pm

2 stops16h 07m

$691

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Sun 5/4

3:20 pm-4:25 pm

1 stop33h 05m

Denver Intl

Mon 5/12

6:35 pm-4:30 pm

1 stop13h 55m

$752

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Sat 5/31

8:10 pm-6:35 pm

1 stop30h 25m

Denver Intl

Sat 6/7

8:25 pm-8:50 am

1 stop28h 25m

$760

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Sat 5/31

10:20 am-8:39 pm

2 stops18h 19m

Denver Intl

Sat 6/7

12:31 pm-2:10 pm

2 stops17h 39m

$770

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Tue 9/9

2:00 pm-10:18 am

1 stop28h 18m

Denver Intl

Sat 9/20

9:40 am-10:35 am

1 stop16h 55m

$778

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Sun 5/4

2:00 pm-11:12 pm

2 stops17h 12m

Denver Intl

Mon 5/12

11:25 am-1:40 pm

2 stops18h 15m

$900

LyonDenver

LYS - DEN

LYSDEN

Lyon-Saint Exupéry

Sat 7/19

4:50 pm-5:59 pm

1 stop33h 09m

Denver Intl

Wed 8/6

7:55 pm-9:30 am

1 stop29h 35m

$1,205

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

  • Most accurate provider: When it comes to deals on Lyon-Denver flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lyon-Denver flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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?

Use this chart to determine the optimal time to book a round-trip flight from Lyon to Denver. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Lyon to Denver, you should look to book at least 52 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 $197). Flying from Lyon to Denver in March is currently the most expensive (average of $278). 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.

Rainfall in Denver by month

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

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

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

If weather is an important factor for your trip to Denver, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated April 17, 2025.
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,142 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Aer Lingus
7.0
Good
1,063 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from Lyon to Denver round-trip?

    Iberia, at $635, was found to be the cheapest airline from Lyon to Denver.Alternate airlines to your destination round-trip include British Airways and American Airlines. Iberia is priced at 28% lower than the current average price of a flight leaving 3 months from now.

  • 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 $197). Flying from Lyon to Denver in March is currently the most expensive (average of $278). 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 Lyon?

Book flights to Lyon if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Silverthorne
Brighton
Golden
Greeley
Frisco
Grand Lake
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Thornton
Broomfield
Idaho Springs
Limon

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