Cheap flights from Lyon to Seattle from $344
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lyon to Seattle departing on 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Lyon to Seattle
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 Seattle?
In general, September is the cheapest month to fly from Lyon to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $714. If you don’t want to visit Seattle in September, then you should wait until January to fly from Lyon, when ticket prices are also cheap, with an average price of $860.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Lyon is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $909. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Lyon because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,305.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Lyon in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,171 when looking at flights departing in the morning. Flights to Seattle are more costly in the evening, with an average ticket price of $1,234. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Lyon when booking 3 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $993 when searching 3 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Lyon for as low as $751 on momondo.
When to book flights from Lyon to Seattle
Cheap Lyon to Seattle (LYS to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Lyon to Seattle
How far is Lyon-Saint Exupéry to Seattle/Tacoma Intl by plane?
The straight-line distance from Lyon-Saint Exupéry to Seattle/Tacoma Intl is 5235.1 mi. Typically, this will take 12h 55m by plane in normal conditions.
When did momondo last update prices for flights from Lyon-Saint Exupéry Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Lyon-Saint Exupéry Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lyon-Saint Exupéry Airport to Seattle/Tacoma Intl Airport?
As of April 2025, there is 1 operator available to choose from for flights from Lyon-Saint Exupéry Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Lyon-Saint Exupéry Airport to Seattle/Tacoma Intl 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 Lyon-Saint Exupéry Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Lyon to Seattle?
momondo data reveals that the most frequently booked airline on the route from Lyon to Seattle is British Airways, representing 100% of all bookings.
Best airlines flying from Lyon to Seattle
Compare and see reviews for airlines that fly from Lyon to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,100 | Free Cancellation | Rating 6.6 6,771 reviews |
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Why should I use momondo to find a flight deal from Lyon to Seattle?
It is quick and easy to find Lyon to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.
Can I find flights from Lyon to Seattle with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Lyon to Seattle flights to just show those with flexible booking policies.
How can momondo help me find flights from Lyon to Seattle?
momondo provides multiple filters to help you find the best flight to Seattle from Lyon. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Lyon to Seattle right now. Can momondo alert me if prices change?
Price alerts on flights to Seattle from Lyon 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.