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Seattle To London Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

January
February
March
April
August
September
October
November
December

January is by far the best month, wherein you can get cheapest flights for Seattle to London. Meanwhile, October is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
January

January- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
January

January - is the cheapest month to book round trip flights.

Cheaper Fare
₹ 22599

Cheapest Fare- Currently, this is the fare price based on the current demand.

disclDisclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Seattle Airport Contact Info

London Airport Contact Info

Name: London Heathrow Airport
Code: LHR
Best Airlines with Popular Destinations
Singapore Airlines
Singapore Airlines

Seattle

08:45

Seattle Tacoma International Airport [SEA]

Thu , 29 Jan 2026

38h 55m
ellipse
1 Stop

London

07:40

London Heathrow Airport [LHR]

Sat, 31 Jan 2026

₹517847
Singapore Airlines
Singapore Airlines

Seattle

08:45

Seattle Tacoma International Airport [SEA]

Thu , 29 Jan 2026

37h 10m
ellipse
1 Stop

London

05:55

London Heathrow Airport [LHR]

Sat, 31 Jan 2026

₹519590
Singapore Airlines
Singapore Airlines

Seattle

08:45

Seattle Tacoma International Airport [SEA]

Fri , 30 Jan 2026

37h 10m
ellipse
1 Stop

London

05:55

London Heathrow Airport [LHR]

Sun, 01 Feb 2026

₹519591
Check More FLights

Flight Tickets From Seattle To London @ ₹33279

Virgin Atlantic Airways
Virgin Atlantic Airways

Seattle

18:25

Seattle Tacoma International Airport [SEA]

Tue , 03 Feb 2026

09h 30m
ellipse
Non Stop

London

11:55

London Heathrow Airport [LHR]

Wed, 04 Feb 2026

₹33279
Delta Airlines
Delta Airlines

Seattle

18:25

Seattle Tacoma International Airport [SEA]

Tue , 03 Feb 2026

09h 30m
ellipse
Non Stop

London

11:55

London Heathrow Airport [LHR]

Wed, 04 Feb 2026

₹33346
Icelandair
Icelandair

Seattle

14:35

Seattle Tacoma International Airport [SEA]

Tue , 03 Feb 2026

12h 15m
ellipse
1 Stop

London

10:50

London Heathrow Airport [LHR]

Wed, 04 Feb 2026

₹34633
British Airways
British Airways

Seattle

18:50

Seattle Tacoma International Airport [SEA]

Tue , 03 Feb 2026

09h 30m
ellipse
Non Stop

London

12:20

London Heathrow Airport [LHR]

Wed, 04 Feb 2026

₹34938
Air France
Air France

Seattle

18:25

Seattle Tacoma International Airport [SEA]

Tue , 03 Feb 2026

09h 30m
ellipse
Non Stop

London

11:55

London Heathrow Airport [LHR]

Wed, 04 Feb 2026

₹35622
KLM Royal Dutch Airlines
KLM Royal Dutch Airlines

Seattle

18:25

Seattle Tacoma International Airport [SEA]

Tue , 03 Feb 2026

09h 30m
ellipse
Non Stop

London

11:55

London Heathrow Airport [LHR]

Wed, 04 Feb 2026

₹35803
Air Canada
Air Canada

Seattle

05:50

Seattle Tacoma International Airport [SEA]

Wed , 28 Jan 2026

22h 00m
ellipse
1 Stop

London

11:50

London Heathrow Airport [LHR]

Thu, 29 Jan 2026

₹36863
American Airlines
American Airlines

Seattle

11:55

Seattle Tacoma International Airport [SEA]

Wed , 28 Jan 2026

14h 05m
ellipse
1 Stop

London

10:00

London Heathrow Airport [LHR]

Thu, 29 Jan 2026

₹45771
Finnair
Finnair

Seattle

18:50

Seattle Tacoma International Airport [SEA]

Tue , 03 Feb 2026

09h 30m
ellipse
Non Stop

London

12:20

London Heathrow Airport [LHR]

Wed, 04 Feb 2026

₹56845
Air Canada
Air Canada

Seattle

08:10

Seattle Tacoma International Airport [SEA]

Wed , 28 Jan 2026

14h 20m
ellipse
1 Stop

London

06:30

London Heathrow Airport [LHR]

Thu, 29 Jan 2026

₹745936
American Airlines
American Airlines

Seattle

18:50

Seattle Tacoma International Airport [SEA]

Wed , 28 Jan 2026

09h 30m
ellipse
Non Stop

London

12:20

London Heathrow Airport [LHR]

Thu, 29 Jan 2026

₹1042201
ellipse

Find the Lowest Airfare Seattle to London

Cheapest Fares
Fare
Date
Airline
Departure
Lowest Airfare
₹22599
19 January 2026
WestJet Airlines
15:10 PM
Cheapest Airfare Within 30 Days
₹22599
19 January 2026
WestJet Airlines
15:10 PM
Cheapest Airfare Within 90 Days
₹22599
19 January 2026
WestJet Airlines
15:10 PM
ellipse

Early Morning Flight Seattle to London

wallet
Cheapest Flight
Found
₹36863
group
Average Flight
Time
22h 00m
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Date/Time
28 Jan 2026
05:50 AM
plane
Airlines
Air Canada
Ellipse

Late Night Flight Seattle to London

wallet
Cheapest Flight
Found
₹34938
group
Average Flight
Time
09h 30m
calendar
Date/Time
03 Feb 2026
18:50 PM
plane
Airlines
British Airways

Seattle to London Flight Information

You can now easily make online flight bookings from Seattle (SEA) to London (LHR) at just ₹22599 (per person) with EaseMyTrip, your most trusted travel companion. As a leading travel platform, we aim to offer convenient and hassle-free flight reservations for your desired route. When it comes to the price range of Seattle (SEA) to London (LHR) flights, then the price may range from ₹22599 to ₹35421 (per person). This sudden price fluctuation usually happens due to the emergence of various internal and external factors like air traffic, peak seasons, or other weather conditions.

Nevertheless, with EaseMyTrip you can also avail of multiple special offers and exciting deals and discounts on flight bookings. With this, you can elevate your journey from Seattle (SEA) to London (LHR) while ensuring that every penny is worth the investment. Along with this, our platform includes a dynamic search engine and a user-friendly interface providing diverse flight details related to flight number, departure status, arrival, and schedules to keep you updated.

Seattle to London Flights Details

It’s really intimidating to search, visit, and check out flights from Seattle (SEA) to London (LHR) on various online flight booking platforms. However, EaseMyTrip is a reliable portal that can make your job more simplified. At present, we have already collaborated with several prominent airlines ensuring seamless bookings for the flights from Seattle (SEA) to London (LHR). In line with this, our platform consists of various popular airline carriers like Akasa Air, SpiceJet, Air India, and Alliance Air usually operate 20 flights every day.

When it comes to the distance between Seattle to London, then the average distance would be 7702 Kilometre approximately. Thus, it’s highly recommended to select direct flight options. In case, if you’re looking for an affordable flight option, then you can also select indirect flights. Moreover, the flight duration for non-stop flights would be around 19:44 hrs. So, if you’ve planned to fly from Seattle (SEA) to London (LHR), then you must prefer making advanced flight bookings to eliminate last-minute hassles.

Flight Connectivity & Schedule Info

Currently, all the well-renowned flights offer non-stop flights from Seattle to London flights. Owing to this factor, you may reach the destination at the average flight duration of 19:44 hrs. Along with this, since the Seattle to London flight is the most common route: thus, you can try various layover flights. Top cities like Bengaluru, Bagdogra, Chennai, Jaipur, Kolkata, Chandigarh, etc. offer great connectivity between the flights.

Besides this, Seattle Tacoma International Airport and London Heathrow Airport are the nearest airports. This will allow you to reach the destination with optimal comfort and convenience. Moreover, if you are looking forward to getting the cheapest flights then you should prefer booking a round trip during the pre-booking phase.

Why Make Seattle to London Flight Booking with EaseMyTrip

EaseMyTrip is one of the most popular online flight booking platforms aiming to offer an unforgettable exposure to the tourists seeking the best of travel services. The platform is known for providing vast flight options to users. Even the passengers get an opportunity to select the first class, business class, premium economy, and economy class cabin options as per their preferences and planned budget.

In addition to this, if you make flight bookings from Seattle (SEA) to London (LHR) with EaseMyTrip, then you are entitled to other exclusive benefits also. Some of these assured perks include 24/7 immediate support, regular updates on the flights, lowest fares, airport pick-up/drop facilities, and top-notch customer services for a smooth expedition. With this, you can also check out flight scheduling and other flight modifications/cancellation-related policies. Consequently, if you’re looking forward to booking Seattle (SEA) to London (LHR) flights at the best rates, then without any delay book your dream flight with EaseMyTrip for a delightful journey.

FAQ's

Q.Is there a web check-in option for the flight from Seattle to London?

Q.Can I make online reservations for cheap hotels close to the London Airport?

Q.How can I get an online cheap flight ticket from Seattle to London?

Q.When is the best time to purchase airline tickets from Seattle to London at the lowest price?

Q.How long does it take to travel between Seattle and London by flight?

Q.How many classes are available to fly from Seattle to London?

Q.What are the traveller’s most preferred airlines from Seattle to London?

Q.What are the latest Seattle to London Flight Offers at EaseMyTrip?

Q.What’s the best time to book a flight ticket with the lowest airfare from Seattle to London?