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$508+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
LYS — SEA
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
1 adult, Economy
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Cheap 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 May 13, 2026.

This Mytrip deal was found by Cheapflights users on 5/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:45 pm
LYS
-
SEA
2 stops27h 25m
Multiple Airlines
Mon 6/157:10 pm
SEA
-
LYS
2 stops28h 55m
Multiple Airlines
Deal found 5/11$889
This Trip.com deal was found by Cheapflights users on 5/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
LYS
-
SEA
2 stops19h 00m
Multiple Airlines
Mon 6/16:10 pm
SEA
-
LYS
2 stops30h 20m
Multiple Airlines
Deal found 5/11$920
This Turkish Airlines deal was found by Cheapflights users on 5/13. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:50 pm
LYS
-
SEA
1 stop31h 30m
Turkish Airlines
Mon 10/127:15 pm
SEA
-
LYS
1 stop29h 10m
Turkish Airlines
Deal found 5/13$930
This Expedia deal was found by Cheapflights users on 5/13. 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.
Sat 10/36:00 am
LYS
-
SEA
1 stop14h 15m
Air France
Mon 10/126:00 am
SEA
-
LYS
2 stops22h 45m
Air France
Deal found 5/13$933
This Air France deal was found by Cheapflights users on 5/13. 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.
Fri 10/26:30 am
LYS
-
SEA
1 stop14h 22m
Air France
Tue 10/131:30 pm
SEA
-
LYS
1 stop12h 00m
Air France
Deal found 5/13$937
This Air France deal was found by Cheapflights users on 5/9. 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 9/12:05 pm
LYS
-
SEA
1 stop30h 42m
Air France
Sat 9/191:30 pm
SEA
-
LYS
1 stop15h 15m
Air France
Deal found 5/9$938
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/249:55 am
LYS
-
SEA
1 stop15h 35m
Delta
Sat 5/306:00 am
SEA
-
LYS
2 stops19h 30m
Delta
Deal found 5/10$940
This Delta deal was found by Cheapflights users on 5/13. 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 10/36:30 am
LYS
-
SEA
2 stops20h 59m
Delta
Mon 10/1211:25 am
SEA
-
LYS
2 stops17h 20m
Delta
Deal found 5/13$942
This Delta deal was found by Cheapflights users on 5/8. 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.
Tue 9/16:30 am
LYS
-
SEA
2 stops21h 30m
Delta
Sat 9/197:20 am
SEA
-
LYS
2 stops18h 10m
Delta
Deal found 5/8$943

Find 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 May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$889
(Mytrip)

One-way from

$508
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$978
Provider with most accurate pricing for Lyon-Saint Exupéry-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lyon-Saint Exupéry-Seattle/Tacoma Intl flights.
Search Deals
From Lyon-Saint Exupéry to Seattle/Tacoma Intl
Search Deals
One-way flight from Lyon-Saint Exupéry to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 13, 2026.
Use the filters below to find and compare flights from Lyon to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Tue 9/1

6:30 am-7:00 pm

2 stops21h 30m

Seattle/Tacoma Intl

Sat 9/19

7:20 am-10:30 am

2 stops18h 10m

$943

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Mon 7/13

6:30 am-6:33 pm

2 stops21h 03m

Seattle/Tacoma Intl

Tue 8/25

5:10 am-10:30 am

2 stops20h 20m

$1,116

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Tue 8/18

11:20 am-6:25 pm

1 stop16h 05m

Seattle/Tacoma Intl

Fri 8/28

1:17 pm-6:20 pm

2 stops20h 03m

$1,239
Quickest round-trip

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Thu 8/20

6:35 am-11:55 am

1 stop14h 20m

Seattle/Tacoma Intl

Fri 8/28

2:10 pm-1:20 pm

1 stop14h 10m

$1,259

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Thu 8/20

6:35 am-11:55 am

1 stop14h 20m

Seattle/Tacoma Intl

Thu 8/27

2:10 pm-6:10 pm

1 stop19h 00m

$1,259

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Thu 7/9

6:30 am-6:59 pm

2 stops21h 29m

Seattle/Tacoma Intl

Sat 7/25

1:30 pm-5:50 pm

1 stop19h 20m

$1,286

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Wed 7/8

9:55 am-8:21 pm

2 stops19h 26m

Seattle/Tacoma Intl

Mon 7/27

7:29 am-10:30 am

2 stops18h 01m

$1,287
Cheapest one-way

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sun 9/13

7:25 pm-4:00 pm

3 stops29h 35m

$508

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sat 11/7

9:20 pm-6:20 pm

3 stops54h 00m

$576

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sat 5/23

11:30 am-9:42 pm

2 stops43h 12m

$636

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 18 resultsSorted by cheapest first
1
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Compare providers for flights from Lyon to Seattle

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 Seattle in May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star

*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-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 $892). Flying from Lyon to Seattle in November is currently the most expensive (average of $1,502). 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 Seattle?

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 21h 30m. Fly via Turkish Airlines or Delta 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 $892). Flying from Lyon to Seattle in November is currently the most expensive (average of $1,502). 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
Tacoma
Ocean Shores
Olympia
Lacey
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Shoreline
Marysville

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