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Cheap flights from Seattle to Lyon from $368

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Lyon departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Lyon

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:50 pm - 7:45 pm
SEA
-
LYS
15h 55m1 stop
British Airways Logo
4:00 pm - 4:55 pm
LYS
-
SEA
33h 55m1 stop
$517British Airways
Wed, Jan 28 - Wed, Feb 4
United Airlines Logo
12:35 pm - 11:05 am
SEA
-
LYS
37h 30m2 stops
United Airlines Logo
1:40 pm - 6:14 pm
LYS
-
SEA
37h 34m2 stops
$525United Airlines
Tue, Jan 27 - Tue, Feb 3
United Airlines Logo
9:25 am - 12:25 pm
SEA
-
LYS
18h 00m2 stops
United Airlines Logo
1:40 pm - 11:15 pm
LYS
-
SEA
42h 35m2 stops
$529United Airlines
Fri, Jan 30 - Tue, Feb 3
Multiple Airlines Logo
5:50 am - 11:05 am
SEA
-
LYS
20h 15m2 stops
Multiple Airlines Logo
3:05 pm - 12:10 pm
LYS
-
SEA
30h 05m1 stop
$534Multiple Airlines
Wed, Jan 28 - Wed, Feb 4
Lufthansa Logo
3:40 pm - 11:05 am
SEA
-
LYS
34h 25m2 stops
Lufthansa Logo
6:25 pm - 1:20 pm
LYS
-
SEA
27h 55m1 stop
$537Lufthansa
Fri, Jan 23 - Sat, Jan 31
British Airways Logo
1:35 pm - 9:00 pm
SEA
-
LYS
22h 25m1 stop
British Airways Logo
2:05 pm - 4:55 pm
LYS
-
SEA
35h 50m1 stop
$541British Airways
Fri, Jan 30 - Tue, Feb 3
British Airways Logo
1:35 pm - 5:30 pm
SEA
-
LYS
18h 55m1 stop
British Airways Logo
2:05 pm - 4:55 pm
LYS
-
SEA
35h 50m1 stop
$542British Airways
Fri, Jan 30 - Tue, Feb 3
Air France Logo
2:10 pm - 10:30 pm
SEA
-
LYS
23h 20m1 stop
Air France Logo
6:55 am - 11:25 am
LYS
-
SEA
13h 30m1 stop
$546Air France
Fri, Jan 23 - Sat, Jan 31
United Airlines Logo
12:35 pm - 11:05 am
SEA
-
LYS
37h 30m3 stops
United Airlines Logo
8:55 am - 6:28 pm
LYS
-
SEA
18h 33m2 stops
$550United Airlines
Fri, Jan 23 - Sat, Jan 31
United Airlines Logo
5:00 am - 11:05 am
SEA
-
LYS
21h 05m2 stops
United Airlines Logo
7:00 am - 10:43 pm
LYS
-
SEA
48h 43m3 stops
$560United Airlines
Wed, Jan 28 - Wed, Feb 4

British Airways flights from Seattle to Lyon

Our best British Airways deals on Seattle to Lyon flight tickets
British Airways
Jan 28
SEA6:50 pmSeattle/Tacoma Intl
15h 55m
1 stop
LYS7:45 pmLyon-Saint Exupéry
Feb 4
LYS4:00 pmLyon-Saint Exupéry
33h 55m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
$517
Find similar
British Airways
Jan 30
SEA1:35 pmSeattle/Tacoma Intl
22h 25m
1 stop
LYS9:00 pmLyon-Saint Exupéry
Feb 3
LYS2:05 pmLyon-Saint Exupéry
35h 50m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
$541
Find similar
British Airways
Jan 30
SEA1:35 pmSeattle/Tacoma Intl
18h 55m
1 stop
LYS5:30 pmLyon-Saint Exupéry
Feb 3
LYS2:05 pmLyon-Saint Exupéry
35h 50m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
$542
Find similar

United Airlines flights from Seattle to Lyon

Our best United Airlines deals on Seattle to Lyon flight tickets
United Airlines
Jan 27
SEA12:35 pmSeattle/Tacoma Intl
37h 30m
2 stops
LYS11:05 amLyon-Saint Exupéry
Feb 3
LYS1:40 pmLyon-Saint Exupéry
37h 34m
2 stops
SEA6:14 pmSeattle/Tacoma Intl
$525
Find similar
United Airlines
Jan 30
SEA9:25 amSeattle/Tacoma Intl
18h 00m
2 stops
LYS12:25 pmLyon-Saint Exupéry
Feb 3
LYS1:40 pmLyon-Saint Exupéry
42h 35m
2 stops
SEA11:15 pmSeattle/Tacoma Intl
$529
Find similar
United Airlines
Jan 23
SEA12:35 pmSeattle/Tacoma Intl
37h 30m
3 stops
LYS11:05 amLyon-Saint Exupéry
Jan 31
LYS8:55 amLyon-Saint Exupéry
18h 33m
2 stops
SEA6:28 pmSeattle/Tacoma Intl
$550
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Seattle to Lyon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Wed 1/28

6:50 pm-7:45 pm

1 stop15h 55m

Lyon-Saint Exupéry

Wed 2/4

4:00 pm-4:55 pm

1 stop33h 55m

$517

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Tue 1/27

12:35 pm-11:05 am

2 stops37h 30m

Lyon-Saint Exupéry

Tue 2/3

1:40 pm-6:14 pm

2 stops37h 34m

$525

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 1/30

9:25 am-12:25 pm

2 stops18h 00m

Lyon-Saint Exupéry

Tue 2/3

1:40 pm-11:15 pm

2 stops42h 35m

$529

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Wed 1/28

5:50 am-11:05 am

2 stops20h 15m

Lyon-Saint Exupéry

Wed 2/4

3:05 pm-12:10 pm

1 stop30h 05m

$534

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 1/23

3:40 pm-11:05 am

2 stops34h 25m

Lyon-Saint Exupéry

Sat 1/31

6:25 pm-1:20 pm

1 stop27h 55m

$537

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 1/30

1:35 pm-9:00 pm

1 stop22h 25m

Lyon-Saint Exupéry

Tue 2/3

2:05 pm-4:55 pm

1 stop35h 50m

$541

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 1/30

1:35 pm-5:30 pm

1 stop18h 55m

Lyon-Saint Exupéry

Tue 2/3

2:05 pm-4:55 pm

1 stop35h 50m

$542

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 1/23

2:10 pm-10:30 pm

1 stop23h 20m

Lyon-Saint Exupéry

Sat 1/31

6:55 am-11:25 am

1 stop13h 30m

$546

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Fri 1/23

12:35 pm-11:05 am

3 stops37h 30m

Lyon-Saint Exupéry

Sat 1/31

8:55 am-6:28 pm

2 stops18h 33m

$550

SeattleLyon

SEA - LYS

SEALYS

Seattle/Tacoma Intl

Wed 1/28

5:00 am-11:05 am

2 stops21h 05m

Lyon-Saint Exupéry

Wed 2/4

7:00 am-10:43 pm

3 stops48h 43m

$560

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Lyon from

How to get the cheapest flight ticket from Seattle to Lyon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Lyon?

If you aren’t able to travel during the month of November, then book flights to Lyon from Seattle during March instead. Flights to Lyon in March, while not as cheap as those in November, still average around $764.

What is the cheapest day to depart on your flight to Lyon?

Our data shows that Tuesday is the least expensive day to fly to Lyon. Tickets to fly out on this day can be as low as $877. The most expensive day to fly to Lyon is Thursday, with ticket prices averaging around $1,223.

What is the cheapest time of day to depart on your flight to Lyon?

Our data shows that the cheapest Seattle to Lyon flights are usually those with departure times in the morning. Our users have found flights to Lyon in the morning for as low as $901. Flights to Lyon are more costly at noon, with an average ticket price of $1,179. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Seattle to Lyon

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Lyon according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Lyon (SEA to LYS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Lyon

Fastest flight time

18h 25m

Direct flights

None
The fastest flight from Seattle to Lyon takes 18h 25m
There are no direct flights from Seattle to Lyon. There are no popular flight routes from Seattle to Lyon.
Search flight deals

  • How far is Seattle/Tacoma Intl to Lyon-Saint Exupéry by plane?

    The distance between Seattle/Tacoma Intl and Lyon-Saint Exupéry is about 5235.1 mi. In terms of flight time, this usually takes a little over 18h 25m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Lyon-Saint Exupéry Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Lyon-Saint Exupéry Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Lyon-Saint Exupéry Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Lyon-Saint Exupéry Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Lyon-Saint Exupéry Airport.

  • What documentation or ID do you need to fly to Lyon-Saint Exupéry Airport?

    The travel and health documents you'll need for your trip to Lyon-Saint Exupéry Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lyon-Saint Exupéry Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Lyon?

Best airlines flying from Seattle to Lyon

Compare and see reviews for airlines that fly from Seattle to Lyon with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $513Free CancellationRating
6.8
7,628 reviews
Search Lufthansa flights
United AirlinesPriceFrom $587Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
DeltaPriceFrom $629Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Air FrancePriceFrom $661Free CancellationRating
7.4
1,506 reviews
Search Air France flights

Traveling to a place near Lyon?

Book flights to Lyon if you plan to visit one of these locations
Chamonix
Courchevel
Val Thorens
Ferney-Voltaire
Megève
Évian-les-Bains
Val-d'Isere
Morzine
Les Houches
Vienne
Annemasse
Saint-Gervais-les-Bains
Tignes
Lons-le-Saunier
Gap
Aubenas
Huez
Val-Cenis
Albertville
Tournus

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Lyon?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Lyon. momondo saves you time and could save you money on your trip.

Can I find flights from Seattle to Lyon with flexible booking policies on momondo?

Yes. All flights to Lyon from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Lyon?

momondo provides multiple filters to help you find the best flight to Lyon from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Lyon right now. Can momondo alert me if prices change?

Price alerts on flights to Lyon from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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