S$781 Cheap Flights from Seattle to London

View S$781 flight on Thu, 30 Jul, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Stansted Airport (STN)

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Cheap Flights from Seattle to London (SEA-STN)

Prices were available within the past 7 days and start at S$781 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a flight from SEA to Stansted Airport (STN)?
If you're planning on travelling from Sea-Tac Airport to London Stansted Airport, round-trip journeys start from . This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book now and save yourself both money and time. 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-Tac Airport to Stansted Airport (STN)?
Most flights can be cancelled online, but every airline has a different set of terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to STN 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 Seattle - Tacoma Intl. Airport (SEA) to Stansted Airport (STN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SEA to STN?
With a flight distance of 7,700 kilometres from Sea-Tac Airport to STN, this is a long-haul flight. Remember to drink plenty of water and move your feet and legs every so often.
Which airlines fly direct from Sea-Tac Airport to Stansted Airport (STN)?
If you want to fly straight from Sea-Tac Airport to STN, you'll need to book a flight with at least one stop. Unfortunately, there are no airlines that fly directly on this route.
Are Seattle - Tacoma Intl. Airport (SEA) to Stansted Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Seattle - Tacoma Intl. Airport (SEA) to London Stansted Airport can be hit-or-miss. It is possible to score a bargain, but you could also completely miss out! If you'd prefer to play it safe and start planning your trip ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines publish their prices so far in advance. Our top tip? Check back often as updates are made regularly.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Stansted
Distance
7650 km

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Perfect flights from Seattle to London

Your Journey from Seattle to London

Start your unforgettable journey with Expedia. Our broad selection of flights from Seattle to London caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Turkish Airlines. Our selection of flights from Seattle - Tacoma Intl. to Stansted caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 1 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Seattle to London Flights

Experience the joy of finding cheap flights from Seattle - Tacoma Intl. to Stansted that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$781 and roundtrip prices *.
 

Pre-Flight Essentials

Ensure a smooth journey from Seattle to London with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant London

Picture yourself stepping off the plane in London and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Seattle to London Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Seattle to London.
 

Beyond the Flight – Exploring London

With Expedia, your adventure extends beyond the flight. Explore London at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Seattle to London with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Seattle to London with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Seattle to London
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