NZ$733 Cheap Flights Seattle to London (SEA-LGW)

View NZ$733 flight on Wed, 15 Apr 2026Opens in a new window

Popular airlines from Seattle to London (LGW-Gatwick)

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Cheap Flights from Seattle (SEA) to London (LGW)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Fri, 8 May - Mon, 18 May
SEA
Seattle
LGW
London
NZ$1,051 Return, found 4 days ago
NZ$1,051
Return
found 4 days ago
Select Icelandair flight, departing Fri, 8 May from Seattle to London, returning Mon, 18 May, priced at NZ$1,051 found 4 days ago
Icelandair
Fri, 1 May - Sun, 10 May
SEA
Seattle
LGW
London
NZ$1,077 Return, found 8 hours ago
NZ$1,077
Return
found 8 hours ago
Select Icelandair flight, departing Fri, 1 May from Seattle to London, returning Sun, 10 May, priced at NZ$1,077 found 8 hours ago
Icelandair
Fri, 1 May - Sun, 10 May
SEA
Seattle
LGW
London
NZ$1,206 Return, found 8 hours ago
NZ$1,206
Return
found 8 hours ago
Select Icelandair flight, departing Fri, 1 May from Seattle to London, returning Sun, 10 May, priced at NZ$1,206 found 8 hours ago
Condor
Fri, 8 May - Mon, 18 May
SEA
Seattle
LGW
London
NZ$1,510 Return, found 4 days ago
NZ$1,510
Return
found 4 days ago
Select Condor flight, departing Fri, 8 May from Seattle to London, returning Mon, 18 May, priced at NZ$1,510 found 4 days ago
Condor
Fri, 1 May - Sun, 10 May
SEA
Seattle
LGW
London
NZ$1,676 Return, found 8 hours ago
NZ$1,676
Return
found 8 hours ago
Select Condor flight, departing Fri, 1 May from Seattle to London, returning Sun, 10 May, priced at NZ$1,676 found 8 hours ago
Alaska Airlines
Fri, 8 May - Mon, 18 May
SEA
Seattle
LGW
London
NZ$1,696 Return, found 4 days ago
NZ$1,696
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 8 May from Seattle to London, returning Mon, 18 May, priced at NZ$1,696 found 4 days ago
Condor
Thu, 27 Aug - Sun, 6 Sept
SEA
Seattle
LGW
London
NZ$1,725 Return, found 6 days ago
NZ$1,725
Return
found 6 days ago
Select Condor flight, departing Thu, 27 Aug from Seattle to London, returning Sun, 6 Sept, priced at NZ$1,725 found 6 days ago
Swiss International Air Lines
Thu, 9 July - Thu, 23 July
SEA
Seattle
LGW
London
NZ$1,736 Return, found 4 days ago
NZ$1,736
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Thu, 9 July from Seattle to London, returning Thu, 23 July, priced at NZ$1,736 found 4 days ago
Icelandair
Thu, 27 Aug - Sun, 6 Sept
SEA
Seattle
LGW
London
NZ$1,762 Return, found 6 days ago
NZ$1,762
Return
found 6 days ago
Select Icelandair flight, departing Thu, 27 Aug from Seattle to London, returning Sun, 6 Sept, priced at NZ$1,762 found 6 days ago
Alaska Airlines
Fri, 1 May - Sun, 10 May
SEA
Seattle
LGW
London
NZ$1,823 Return, found 8 hours ago
NZ$1,823
Return
found 8 hours ago
Select Alaska Airlines flight, departing Fri, 1 May from Seattle to London, returning Sun, 10 May, priced at NZ$1,823 found 8 hours ago

Frequently asked questions

How much is a flight from Sea-Tac Airport to Gatwick Airport (LGW)?
Start packing your suitcase, because round-trip flights between Sea-Tac Airport and Gatwick Airport (LGW) start from NZ$1,051. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to London Gatwick?
We get that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from SEA to LGW that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to London Gatwick flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Gatwick Airport (LGW)?
The distance is around 7 800 kilometres. Eye mask? Check. Spare socks? Double check. We suggest you pack all the travel comforts for this long-haul SeaTac to Gatwick flight.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to London Gatwick?
You won't find any airlines flying directly between Sea-Tac Airport and London Gatwick, so be ready to make at least one stop on your journey. A layover can be a nice way to break up a trip!
Are Sea-Tac Airport to LGW flight tickets cheaper when they're purchased at the last minute?
Flight prices are constantly going up and down, so not always. While last-minute deals between Seattle - Tacoma Intl. Airport (SEA) and London Gatwick are possible, it also makes sense to keep an eye on prices well before you fly. In fact, some airlines publish their prices up to 12 months ahead of the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking and be ready to pounce when the fares dip.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Gatwick
Airlines serving
Condor, Icelandair
Return price
NZ$1,050
Distance
7697 km

Book with confidence

Perfect flights from Seattle to London

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to London. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Seattle - Tacoma Intl. to Gatwick ticket options cater to your travel preferences, with incredible one-way fares from NZ$733 and roundtrip prices from NZ$1,051. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Gatwick and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in London.
Perfect flights from Seattle to London

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