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Lyon

$398+ Cheap flights from Seattle (SEA) to Lyon (LYS)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LYS
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap flight deals from Seattle to Lyon

Cheapest flights from Seattle to Lyon
Explore the most affordable flight options available from Seattle to Lyon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/157:00 pmSEA - LYS
1 stop29h 35mTurkish Airlines
lun. 1/56:05 pmLYS - SEA
1 stop32h 00mTurkish Airlines
Deal found 12/10$2,078
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/157:00 amSEA - LYS
2 stops20h 25mLufthansa
lun. 1/56:50 pmLYS - SEA
2 stops32h 24mLufthansa
Deal found 12/10$2,124
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/152:05 pmSEA - LYS
1 stop18h 30mAir France
lun. 1/512:00 pmLYS - SEA
1 stop32h 25mAir France
Deal found 12/11$2,147
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/155:50 amSEA - LYS
2 stops20h 15mMultiple Airlines
lun. 1/56:50 pmLYS - SEA
2 stops36h 26mMultiple Airlines
Deal found 12/11$2,149
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/152:05 pmSEA - LYS
1 stop15h 00mMultiple Airlines
sáb. 1/36:40 amLYS - SEA
1 stop14h 10mMultiple Airlines
Deal found 12/10$2,860
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/156:00 amSEA - LYS
2 stops20h 05mDelta
sáb. 1/36:40 amLYS - SEA
1 stop14h 10mDelta
Deal found 12/10$2,865
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/1510:40 amSEA - LYS
3 stops38h 25mUnited Airlines
sáb. 1/31:55 pmLYS - SEA
2 stops37h 51mUnited Airlines
Deal found 12/11$2,972

Find flight deals from Seattle to Lyon

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Lyon (LYS). 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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$506
(Flightnetwork)

One-way from

$398
(Air Canada)

Popular in

December

Cheapest in

November

Average price

$1,515
Provider with most accurate pricing for Seattle/Tacoma Intl-Lyon-Saint Exupéry flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Lyon-Saint Exupéry flights.
Search Deals
From Seattle/Tacoma Intl to Lyon-Saint Exupéry
Search Deals
One-way flight from Seattle/Tacoma Intl to Lyon-Saint Exupéry
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Lyon 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 diciembre 12, 2025.
Use the filters below to find and compare flights from Seattle to Lyon that are best for you.

Fly from

Seattle

Fly to

Lyon

Route

Depart

Return

Price

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

vie. 1/16

3:40 pm-11:05 am

2 stops34h 25m

Lyon-Saint Exupéry

sáb. 1/24

1:40 pm-9:15 am

2 stops52h 35m

$524

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

vie. 1/23

12:57 pm-11:05 am

3 stops37h 08m

Lyon-Saint Exupéry

sáb. 1/31

1:40 pm-10:43 pm

2 stops42h 03m

$525

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

lun. 2/9

7:00 am-11:05 am

2 stops19h 05m

Lyon-Saint Exupéry

mar. 3/17

12:55 pm-7:03 pm

2 stops38h 08m

$525

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

dom. 2/8

3:10 pm-12:25 pm

1 stop12h 15m

Lyon-Saint Exupéry

sáb. 2/28

1:40 pm-10:43 pm

2 stops42h 03m

$525

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

vie. 1/30

7:00 am-11:05 am

2 stops19h 05m

Lyon-Saint Exupéry

mar. 2/3

1:40 pm-6:14 pm

2 stops37h 34m

$525

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

mar. 2/3

10:05 am-11:05 am

2 stops40h 00m

Lyon-Saint Exupéry

mar. 3/17

12:55 pm-9:31 am

2 stops28h 36m

$533

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

jue. 2/5

10:05 am-11:05 am

2 stops40h 00m

Lyon-Saint Exupéry

mar. 3/17

6:10 am-1:10 pm

1 stop15h 00m

$533

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

mié. 2/4

5:50 am-11:05 am

2 stops20h 15m

Lyon-Saint Exupéry

jue. 3/19

12:55 pm-9:31 am

2 stops28h 36m

$533

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

vie. 2/6

3:40 pm-11:05 am

2 stops34h 25m

Lyon-Saint Exupéry

mar. 2/24

1:40 pm-9:31 am

2 stops28h 51m

$533

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

mié. 2/4

2:15 pm-5:35 pm

1 stop18h 20m

Lyon-Saint Exupéry

mié. 2/25

2:10 pm-11:40 am

1 stop30h 30m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 20 results
1
2

Compare providers for flights from Seattle to Lyon

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 Seattle to Lyon in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars

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

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

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

Currently, February is the cheapest month in which you can book a flight from Seattle to Lyon (average of $543). Flying from Seattle to Lyon in December is currently the most expensive (average of $954). 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 SEA to LYS?

Find hourly flight availability from Seattle to Lyon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Lyon in the morning. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Lyon

Get insights into the airlines that provide service to Lyon. 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 Lyon. Reviews last updated diciembre 12, 2025.
Peruse reviews from past customers who have flown with Delta, Air France, and United Airlines from Seattle to Lyon to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,005 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air France
7.4
Good
1,502 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,626 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    A quick flight from Seattle to Lyon can take about 20h 15m. Air Canada provides one of the quickest options available for as low as $506. The distance between Seattle and Lyon is about 5252 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on United Airlines is currently your cheapest option to Lyon, with prices starting at $587. Additional round-trip tickets that might be worth considering are offered by Delta and Air France, with the lowest prices starting at $591 and $661, respectively. United Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Seattle to Lyon (average of $543). Flying from Seattle to Lyon in December is currently the most expensive (average of $954). 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
Annemasse
Huez

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Alternative routes for Seattle to Lyon

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Lyon flights

Top 4 airlines flying from Seattle to Lyon

Discover the top 4 airlines that operate flights from Seattle to Lyon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$587Average$909FlexibilityNo cancel feeOn-time69%
DeltaCheapest$629Average$1,028FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$661Average$993FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$682Average$1,172FlexibilityNo cancel feeOn-time76%

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