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$468+ Cheap flights from Lyon (LYS) to Seattle (SEA)

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
LYS — SEA
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap flight deals from Lyon to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Lyon (LYS) to Seattle (SEA). 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 October 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$755
(Trip.com)

One-way from

$468
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$1,032
Provider with most accurate pricing for Lyon-Saint Exupéry-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Lyon-Saint Exupéry-Seattle/Tacoma Intl flights.
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From Lyon-Saint Exupéry to Seattle/Tacoma Intl
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One-way flight from Lyon-Saint Exupéry to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 13% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 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 Lyon to Seattle

Cheapest flights from Lyon to Seattle
Explore the most affordable flight options available from Lyon to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Trip.com deal was found by Cheapflights users on 10/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/252:05 pmLYS - SEA
2 stops35h 55mMultiple Airlines
Tue 12/22:35 pmSEA - LYS
2 stops18h 30mMultiple Airlines
Deal found 10/26$831
This Expedia deal was found by Cheapflights users on 10/26. 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 11/256:10 amLYS - SEA
1 stop15h 00mLufthansa
Tue 12/22:00 pmSEA - LYS
1 stop15h 10mLufthansa
Deal found 10/26$916
This Mytrip deal was found by Cheapflights users on 10/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2510:45 amLYS - SEA
2 stops20h 31mAir Canada
Tue 12/28:10 amSEA - LYS
2 stops21h 00mAir Canada
Deal found 10/26$919
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:40 amLYS - SEA
1 stop14h 00mMultiple Airlines
Mon 12/15:40 pmSEA - LYS
1 stop20h 40mMultiple Airlines
Deal found 10/27$924
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:00 pmLYS - SEA
1 stop25h 30mBritish Airways
Mon 12/16:50 pmSEA - LYS
1 stop32h 30mBritish Airways
Deal found 10/27$931
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:20 amLYS - SEA
2 stops21h 56mAir Canada
Mon 12/18:10 amSEA - LYS
2 stops19h 15mAir Canada
Deal found 10/27$949

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lyon to Seattle 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 28, 2025.
Use the filters below to find and compare flights from Lyon to Seattle that are best for you.

Fly from

Lyon

Fly to

Seattle

Route

Depart

Return

Price

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sun 2/1

7:50 am-10:20 pm

2 stops23h 30m

Seattle/Tacoma Intl

Fri 3/6

1:35 pm-7:00 pm

1 stop20h 25m

$871

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Tue 11/25

6:10 am-12:10 pm

1 stop15h 00m

Seattle/Tacoma Intl

Tue 12/2

2:00 pm-2:10 pm

1 stop15h 10m

$916

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Tue 11/25

10:45 am-10:16 pm

2 stops20h 31m

Seattle/Tacoma Intl

Tue 12/2

8:10 am-2:10 pm

2 stops21h 00m

$919

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Thu 11/27

6:20 am-7:16 pm

2 stops21h 56m

Seattle/Tacoma Intl

Mon 12/1

2:00 pm-6:05 pm

1 stop19h 05m

$919

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Mon 12/22

7:00 pm-11:30 am

1 stop25h 30m

Seattle/Tacoma Intl

Sun 1/4

6:50 pm-6:10 pm

1 stop14h 20m

$930

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sat 2/7

11:15 am-4:55 pm

1 stop14h 40m

Seattle/Tacoma Intl

Tue 2/17

6:50 pm-6:05 pm

1 stop14h 15m

$930

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Thu 11/27

7:00 pm-11:30 am

1 stop25h 30m

Seattle/Tacoma Intl

Mon 12/1

6:50 pm-12:20 pm

1 stop32h 30m

$931

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Thu 3/12

6:20 am-1:10 pm

1 stop14h 50m

Seattle/Tacoma Intl

Wed 4/1

6:50 pm-5:05 pm

1 stop13h 15m

$934

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Fri 12/12

7:00 am-7:31 pm

2 stops45h 31m

$485

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sat 12/13

8:15 am-8:41 am

3 stops57h 26m

$520

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 12 results
1
2
  • Most accurate provider: When it comes to deals on Lyon-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lyon-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lyon-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lyon-Seattle 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-Seattle 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 Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle 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 Seattle

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

Currently, January is the cheapest month in which you can book a flight from Lyon to Seattle (average of $572). Flying from Lyon to Seattle in July is currently the most expensive (average of $1,065). 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 LYS to SEA?

Find hourly flight availability from Lyon to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

When flying from Lyon to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 51% versus a flight at noon.

Related info for your journey

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

    There are many flights that can get you from Lyon to Seattle in 15h. Fly via Lufthansa or Air Canada to get the fastest option. There are 5252 mi between Lyon and Seattle. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Lyon to Seattle (average of $572). Flying from Lyon to Seattle in July is currently the most expensive (average of $1,065). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Olympia
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Kirkland
Lacey
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Fife
Issaquah

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Alternative routes for Lyon to Seattle

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