$443 Cheap Air France flights from Seattle to London (SEA to LHR)
Find The Best Day To Fly from Seattle to London
Amazing Air France SEA to LHR Flight Deals
The cheapest flights to Heathrow found within the past 7 days were $720 round trip and $443 one way. Prices and availability subject to change. Additional terms may apply.
LHR From SEA Economy Coach Packages on Similar Airlines
Frequently asked questions
Discover our best Air France flight from Seattle SEA to London LHR
To find the best deals on flights to Seattle from London with Air France, just enter your travel dates, filter by Air France, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Seattle SEA to London LHR with Air France
If you’re planning a round trip, booking return flights with Air France is usually the most cost-effective option. With airfares ranging from $720 to $720, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way Air France flights from Seattle SEA to London LHR
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Air France flight from Seattle to London costs from $443. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to London LHR from Seattle SEA with Air France
To find a cheap Air France flight from Seattle SEA to London LHR, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on Air France flights from Seattle SEA to London LHR
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as April, or if you book a flight with a stopover.
Find nonstop flights from Seattle SEA to London LHR with Air France
If you’re keen to be on London soil fast, don’t waste time with a stopover—filter your search results to show direct Air France flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for Air France flights from Seattle SEA to London LHR
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to London LHR from Seattle SEA with Air France on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| CDG | FRA | Roissy-Charles de Gaulle | 21 |
| ATL | USA | Hartsfield-Jackson Atlanta Intl. | 19 |
| PTP | GLP | Pointe-a-Pitre Intl. | 19 |
| AMS | NLD | Schiphol | 13 |
| FDF | MTQ | Martinique Aime Cesaire Intl. | 10 |
| HND | JPN | Haneda | 10 |
| SVO | RUS | Sheremetyevo | 9 |
| LAX | USA | Los Angeles Intl. | 9 |
| PVG | CHN | Pudong Intl. | 5 |
| CAN | CHN | Baiyun Intl. | 5 |
Travelers ❤️ these 🏨 after their flight to London
Hilton Garden Inn London Heathrow Terminal 2 and 3
The rooms were very clean, the restaurant onsite has a great selection and was very good. The proximity to the airport terminal 2 was great and we were even able to get a porter with wheelchair directly to hotel lobby.
Reviewed on Feb 5, 2026
Renaissance London Heathrow Hotel
All good, friendly staff
Reviewed on Feb 2, 2026
Holiday Inn Express London Heathrow T4 by IHG
Staff was professional, knowledgeable and courteous.
Reviewed on Feb 1, 2026
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