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$457+ 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
LYS — SEA
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
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 January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. 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.
Fri 11/610:45 am
LYS
-
SEA
2 stops56h 14m
United Airlines
Mon 11/97:03 am
SEA
-
LYS
2 stops42h 02m
United Airlines
Deal found 1/25$693
This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/52:10 pm
LYS
-
SEA
3 stops35h 50m
Multiple Airlines
Mon 2/92:35 pm
SEA
-
LYS
3 stops22h 55m
Multiple Airlines
Deal found 1/27$772
This Mytrip deal was found by Cheapflights users on 1/25. 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 2/238:15 pm
LYS
-
SEA
3 stops29h 45m
Multiple Airlines
Sun 3/12:35 pm
SEA
-
LYS
3 stops32h 00m
Multiple Airlines
Deal found 1/25$787
This Air France deal was found by Cheapflights users on 1/25. 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.
Mon 2/235:50 pm
LYS
-
SEA
1 stop26h 50m
Air France
Sun 3/12:10 pm
SEA
-
LYS
1 stop14h 55m
Air France
Deal found 1/25$815
This Delta deal was found by Cheapflights users on 1/25. 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.
Mon 2/236:40 am
LYS
-
SEA
2 stops19h 20m
Delta
Sun 3/11:30 pm
SEA
-
LYS
2 stops15h 35m
Delta
Deal found 1/25$816
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:30 am
LYS
-
SEA
2 stops17h 15m
Delta
Wed 6/241:30 pm
SEA
-
LYS
1 stop15h 15m
Delta
Deal found 1/27$817
This KLM deal was found by Cheapflights users on 1/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/12:10 pm
LYS
-
SEA
1 stop30h 30m
KLM
Sun 2/83:05 pm
SEA
-
LYS
1 stop13h 20m
KLM
Deal found 1/25$818
This KLM deal was found by Cheapflights users on 1/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/52:10 pm
LYS
-
SEA
1 stop30h 30m
KLM
Mon 2/93:05 pm
SEA
-
LYS
1 stop13h 10m
KLM
Deal found 1/27$819
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/56:55 am
LYS
-
SEA
1 stop13h 30m
Delta
Mon 2/97:40 am
SEA
-
LYS
2 stops16h 50m
Delta
Deal found 1/27$821
This Delta deal was found by Cheapflights users on 1/25. 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 2/110:45 am
LYS
-
SEA
2 stops21h 37m
Delta
Sun 2/85:00 am
SEA
-
LYS
2 stops21h 05m
Delta
Deal found 1/25$825
This Expedia deal was found by Cheapflights users on 1/26. 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.
Mon 2/26:30 pm
LYS
-
SEA
1 stop25h 55m
Air France
Sun 2/82:15 pm
SEA
-
LYS
1 stop14h 50m
Air France
Deal found 1/26$826

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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$817
(Delta)

One-way from

$457
(Kiwi.com)

Popular in

July

Cheapest in

May

Average price

$925
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. 13% potential increase in price ($158 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 27, 2026.
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

Mon 2/23

8:15 pm-5:00 pm

3 stops29h 45m

Seattle/Tacoma Intl

Sun 3/1

2:35 pm-7:35 am

3 stops32h 00m

$787

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Mon 2/23

5:50 pm-11:40 am

1 stop26h 50m

Seattle/Tacoma Intl

Sun 3/1

2:10 pm-2:05 pm

1 stop14h 55m

$815

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Mon 2/23

6:40 am-2:33 pm

2 stops16h 53m

Seattle/Tacoma Intl

Sun 3/1

2:10 pm-2:05 pm

1 stop14h 55m

$816

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Wed 6/10

6:30 am-2:45 pm

2 stops17h 15m

Seattle/Tacoma Intl

Wed 6/24

1:30 pm-1:45 pm

1 stop15h 15m

$817

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Wed 6/10

1:35 pm-12:57 am

2 stops20h 22m

Seattle/Tacoma Intl

Wed 6/24

3:09 pm-4:40 pm

2 stops16h 31m

$1,035

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sat 7/25

6:15 pm-4:00 pm

3 stops30h 45m

Seattle/Tacoma Intl

Sun 8/16

3:00 pm-11:40 am

2 stops35h 40m

$1,063

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sun 7/26

6:30 am-6:52 pm

2 stops21h 22m

Seattle/Tacoma Intl

Wed 9/2

11:15 am-1:45 pm

2 stops17h 30m

$1,081

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sun 7/26

10:20 am-5:27 pm

1 stop16h 07m

Seattle/Tacoma Intl

Wed 9/2

1:50 pm-5:35 pm

1 stop18h 45m

$1,088

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sun 5/17

1:50 pm-4:00 pm

3 stops59h 10m

$457

LyonSeattle

LYS - SEA

LYSSEA

Lyon-Saint Exupéry

Sun 5/17

6:45 pm-5:15 pm

1 stop31h 30m

$655

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

  • 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, May is the cheapest month in which you can book a flight from Lyon to Seattle (average of $661). Flying from Lyon to Seattle in December is currently the most expensive (average of $1,200). 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 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 16h 53m. Fly via Air France 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, May is the cheapest month in which you can book a flight from Lyon to Seattle (average of $661). Flying from Lyon to Seattle in December is currently the most expensive (average of $1,200). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Lyon to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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