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Lyon

$433+ 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LYS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$557
(Gotogate)

One-way from

$433
(oojo)

Popular in

December

Cheapest in

January

Average price

$975
From Seattle/Tacoma Intl to Lyon-Saint Exupéry
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One-way flight from Seattle/Tacoma Intl to Lyon-Saint Exupéry
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Highest demand for flights based on searches. 12% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 11, 2025.

This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/197:15 pmSEA - LYS
2 stops54h 20mAir Canada
Tue 11/48:55 amLYS - SEA
2 stops33h 36mAir Canada
Deal found 9/11$557
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/197:15 pmSEA - LYS
2 stops30h 20mMultiple Airlines
Tue 11/46:10 amLYS - SEA
1 stop15h 00mMultiple Airlines
Deal found 9/11$562
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:50 pmSEA - LYS
1 stop14h 20mBritish Airways
Thu 12/189:35 amLYS - SEA
1 stop16h 20mBritish Airways
Deal found 9/9$606
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/163:10 pmSEA - LYS
1 stop17h 30mUnited Airlines
Thu 12/186:20 amLYS - SEA
2 stops21h 25mUnited Airlines
Deal found 9/9$617
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/163:10 pmSEA - LYS
1 stop12h 15mLufthansa
Thu 12/186:20 amLYS - SEA
2 stops21h 26mLufthansa
Deal found 9/10$622
This Scandinavian Airlines deal was found by Cheapflights users on 9/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:10 pmSEA - LYS
2 stops20h 30mScandinavian Airlines
Thu 10/168:15 pmLYS - SEA
1 stop26h 45mScandinavian Airlines
Deal found 9/9$628
This Gotogate deal was found by Cheapflights users on 9/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2610:05 amSEA - LYS
2 stops23h 55mMultiple Airlines
Sun 11/21:55 pmLYS - SEA
2 stops33h 36mMultiple Airlines
Deal found 9/10$632
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:00 amSEA - LYS
2 stops18h 05mUnited Airlines
Thu 12/186:20 amLYS - SEA
2 stops21h 25mUnited Airlines
Deal found 9/9$649
This Air France deal was found by Cheapflights users on 9/10. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/162:05 pmSEA - LYS
1 stop18h 30mAir France
Fri 12/196:55 amLYS - SEA
1 stop15h 30mAir France
Deal found 9/10$650
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/169:25 amSEA - LYS
2 stops16h 40mDelta
Fri 12/196:55 amLYS - SEA
1 stop15h 30mDelta
Deal found 9/9$654
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/141:35 pmSEA - LYS
1 stop15h 05mBritish Airways
Thu 12/189:35 amLYS - SEA
1 stop16h 20mBritish Airways
Deal found 9/9$656

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 September 11, 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 10/19

7:15 pm-10:35 am

2 stops30h 20m

Lyon-Saint Exupéry

Tue 11/4

6:10 am-12:10 pm

1 stop15h 00m

$562

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Sun 11/16

6:50 pm-6:10 pm

1 stop14h 20m

Lyon-Saint Exupéry

Thu 12/18

9:35 am-4:55 pm

1 stop16h 20m

$606

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Sun 11/16

3:10 pm-5:40 pm

1 stop17h 30m

Lyon-Saint Exupéry

Thu 12/18

6:20 am-6:45 pm

2 stops21h 25m

$617

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Sun 11/16

3:10 pm-12:25 pm

1 stop12h 15m

Lyon-Saint Exupéry

Thu 12/18

6:20 am-6:46 pm

2 stops21h 26m

$622

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Thu 10/9

2:10 pm-7:40 pm

2 stops20h 30m

Lyon-Saint Exupéry

Thu 10/16

8:15 pm-2:00 pm

1 stop26h 45m

$628

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Sun 11/16

2:05 pm-2:05 pm

1 stop15h 00m

Lyon-Saint Exupéry

Fri 12/19

6:55 am-1:25 pm

1 stop15h 30m

$649

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Sat 11/15

8:00 am-11:05 am

2 stops18h 05m

Lyon-Saint Exupéry

Thu 12/18

6:20 am-6:45 pm

2 stops21h 25m

$649

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 11/14

1:35 pm-1:40 pm

1 stop15h 05m

Lyon-Saint Exupéry

Thu 12/18

9:35 am-4:55 pm

1 stop16h 20m

$656

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Mon 9/29

11:30 am-11:55 am

2 stops39h 25m

$433

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Mon 9/29

1:30 pm-4:30 pm

1 stop18h 00m

$520

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 12 results
1
2

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, November is the cheapest month in which you can book a flight from Seattle to Lyon (average of $703). Flying from Seattle to Lyon in June is currently the most expensive (average of $1,199). 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 September 11, 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 24% 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 September 11, 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
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.4
Good
1,469 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,409 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 14h 20m. British Airways provides one of the quickest options available for as low as $606. 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 British Airways is currently your cheapest option to Lyon, with prices starting at $592. Additional round-trip tickets that might be worth considering are offered by Air France and Delta, with the lowest prices starting at $688 and $731, respectively. British Airways 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, November is the cheapest month in which you can book a flight from Seattle to Lyon (average of $703). Flying from Seattle to Lyon in June is currently the most expensive (average of $1,199). 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

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$592Average$810FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$688Average$855FlexibilityNo cancel feeOn-time77%
DeltaCheapest$731Average$1,024FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$764Average$1,301FlexibilityNo cancel feeOn-time76%

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