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Lyon

$316+ 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LYS
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find 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 October 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/112:00 pmSEA - LYS
1 stop15h 10mLufthansa
Tue 11/186:10 amLYS - SEA
1 stop15h 00mLufthansa
Deal found 10/28$653
This Gotogate deal was found by Cheapflights users on 10/28. 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.
Tue 11/113:40 pmSEA - LYS
2 stops34h 25mMultiple Airlines
Tue 11/186:10 amLYS - SEA
1 stop15h 00mMultiple Airlines
Deal found 10/28$670
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/117:10 amSEA - LYS
3 stops42h 55mUnited Airlines
Tue 11/186:10 amLYS - SEA
1 stop15h 00mUnited Airlines
Deal found 10/28$682
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:10 amSEA - LYS
2 stops19h 15mUnited Airlines
Thu 12/186:20 amLYS - SEA
1 stop14h 50mUnited Airlines
Deal found 10/27$690
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:50 pmSEA - LYS
1 stop16h 30mBritish Airways
Thu 12/187:00 pmLYS - SEA
1 stop25h 30mBritish Airways
Deal found 10/27$693
This Gotogate deal was found by Cheapflights users on 10/28. 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.
Wed 11/198:10 amSEA - LYS
2 stops17h 55mAir Canada
Fri 11/286:25 amLYS - SEA
2 stops21h 51mAir Canada
Deal found 10/28$707
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/145:05 amSEA - LYS
2 stops21h 00mUnited Airlines
Thu 11/201:55 pmLYS - SEA
2 stops41h 33mUnited Airlines
Deal found 10/28$717
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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.
Fri 11/143:10 pmSEA - LYS
1 stop12h 15mLufthansa
Thu 11/206:20 amLYS - SEA
1 stop14h 50mLufthansa
Deal found 10/28$720
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/83:40 pmSEA - LYS
2 stops41h 00mLufthansa
Sat 11/156:25 pmLYS - SEA
1 stop27h 55mLufthansa
Deal found 10/27$760

Cheap 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$540
(Gotogate)

One-way from

$316
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$820
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
Highest demand for flights based on searches. 1% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 28, 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

Sun 2/8

3:40 pm-11:05 am

2 stops34h 25m

Lyon-Saint Exupéry

Fri 2/20

6:25 am-7:16 pm

2 stops21h 51m

$578

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Thu 12/11

8:10 am-2:10 pm

2 stops21h 00m

Lyon-Saint Exupéry

Thu 12/18

6:20 am-12:10 pm

1 stop14h 50m

$682

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 3/27

4:10 pm-12:25 pm

1 stop12h 15m

Lyon-Saint Exupéry

Tue 3/31

6:50 am-11:55 am

1 stop14h 05m

$685

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Thu 12/11

8:10 am-12:25 pm

2 stops19h 15m

Lyon-Saint Exupéry

Thu 12/18

6:20 am-12:10 pm

1 stop14h 50m

$690

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Tue 11/11

7:10 am-11:05 am

3 stops42h 55m

Lyon-Saint Exupéry

Tue 11/18

6:10 am-10:46 pm

2 stops25h 36m

$692

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Thu 12/11

6:50 pm-8:20 pm

1 stop16h 30m

Lyon-Saint Exupéry

Thu 12/18

7:00 pm-11:30 am

1 stop25h 30m

$693

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 3/27

4:10 pm-12:25 pm

1 stop12h 15m

Lyon-Saint Exupéry

Tue 3/31

6:50 am-10:20 pm

2 stops24h 30m

$695

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Tue 3/31

10:45 pm-12:55 am

2 stops41h 10m

Lyon-Saint Exupéry

Sun 5/31

6:30 pm-10:20 am

2 stops48h 50m

$710

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 11/14

11:55 am-10:40 am

3 stops37h 45m

$316

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 1/16

11:55 am-10:40 am

3 stops37h 45m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 18 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 October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 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 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 $571). Flying from Seattle to Lyon in December is currently the most expensive (average of $1,321). 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 October 28, 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.

How much does it cost to fly round-trip from Seattle to Lyon?

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 October 28, 2025.
Peruse reviews from past customers who have flown with Delta, Air France, and Lufthansa 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
7,995 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,995 reviews
Delta
7.9
Good
7,995 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air France
7.4
Good
1,481 reviews
Delta
7.9
Good
7,995 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Lufthansa
6.8
Okay
7,532 reviews
Delta
7.9
Good
7,995 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,481 reviews
Delta
7.9
Good
7,995 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 12h 15m. Lufthansa provides one of the quickest options available for as low as $579. The distance between Seattle and Lyon is about 5252 mi.

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

    Flying on British Airways is currently your cheapest option to Lyon, with prices starting at $518. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $587 and $629, respectively. British Airways is priced at 49% 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 $571). Flying from Seattle to Lyon in December is currently the most expensive (average of $1,321). 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 5 airlines flying from Seattle to Lyon

Discover the top 5 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$518Average$810FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$587Average$909FlexibilityNo cancel feeOn-time69%
DeltaCheapest$629Average$1,002FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$661Average$993FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$682Average$1,272FlexibilityNo cancel feeOn-time76%

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