How do most travelers feel about British Airways?

The general consensus from 7,582 Cheapflights users is that British Airways is a 6.9/10. Select your travel dates above for updated prices on flights from Seattle to London (SEA-LON).

Can I get a flight from Seattle to London on British Airways for under $1,000?

British Airways offers 19 flights from Seattle to London for under $1,000. Prices vary by date and time. To see all prices and select your dates, click here.

How far ahead should I book a flight from Seattle to London with British Airways?

Booking with British Airways 7 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to London with British Airways?

Currently, the most affordable month to book a British Airways flight from Seattle to London in November, with an average price of $652. Conversely, traveling with British Airways from Seattle to London in June will be the most expensive, with an average cost of $1,114. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Fly British Airways from SEA to London as low as $549

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Cheapflights users flying from Seattle to London on British Airways typically fly into London Heathrow and depart from Seattle/Tacoma Intl. Select your dates above for pricing.

British Airways flights from Seattle to London in 2024

Popular in	June
Cheapest in	November
Average price (all airlines)	$904
One-way from	$549
Round-trip from	$775

Highest demand for flights from Seattle/Tacoma Intl to London; 18% potential price increase.

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Best time to find cheap flights from Seattle/Tacoma Intl to London; 3% potential price drop.

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Average price for all Seattle/Tacoma Intl to London flights (one-way and round-trip).

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Cheapest one-way British Airways flight from Seattle/Tacoma Intl to London

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Cheapest round-trip British Airways flight from Seattle/Tacoma Intl to London

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Can I get a flight from Seattle to London on British Airways for under $1,000?
British Airways offers 19 flights from Seattle to London for under $1,000. Prices vary by date and time. To see all prices and select your dates, click here.
How do most travelers feel about British Airways?
The general consensus from 7,582 Cheapflights users is that British Airways is a 6.9/10. Select your travel dates above for updated prices on flights from Seattle to London (SEA-LON).

Cheapest British Airways flights from Seattle to London

Mon 6/177:40 pmSEA - LHR

Nonstop9h 20mBritish Airways

Wed 9/119:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/29$928

Pick Dates

Wed 6/193:47 pmSEA - LHR

1 stop14h 38mBritish Airways

Sat 9/149:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/29$1,008

Pick Dates

Fri 6/141:25 pmSEA - LHR

1 stop14h 50mBritish Airways

Wed 6/199:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/29$1,040

Pick Dates

Direct flights from Seattle to London on British Airways

Tue 10/11:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Fri 10/189:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$599

Pick Dates

Sun 9/291:40 pmSEA - LHR

Nonstop9h 20mBritish Airways

Wed 10/99:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/30$600

Pick Dates

Fri 9/271:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Fri 10/189:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$649

Pick Dates

Last minute deals on Cheapflights

Tue 6/47:40 pmSEA - LHR

Nonstop9h 20mBritish Airways

Tue 6/114:00 pmLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$1,558

Pick Dates

Tue 6/43:35 pmSEA - LHR

1 stop14h 50mBritish Airways

Tue 6/114:00 pmLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$1,563

Pick Dates

Wed 6/51:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Wed 6/129:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/29$1,586

Pick Dates

One-way British Airways flights to London from Seattle

Mon 7/156:03 amSEA - LHR

2 stops24h 52mBritish Airways

Deal found 5/29$549

Pick Dates

Mon 7/151:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Deal found 5/28$551

Pick Dates

Sun 7/76:45 pmSEA - LHR

1 stop14h 35mBritish Airways

Deal found 5/28$554

Pick Dates

Best time to book a flight from Seattle to London

Have a flexible travel schedule? Discover the best time to fly to London from Seattle with our price prediction graph.

Estimated round-trip price

Temperature and rainfall in London by month

LON Temperature	39.2 - 62.6 °F

LON

Temperature

39.2 - 62.6 °F

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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Fly from Seattle to London on another airline
Consider alternative airlines that service the London area. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

Icelandair flights from Seattle/Tacoma Intl to London

Complete your trip
Complete your trip to London by adding a car rental and/or hotel reservation to your travel itinerary.

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Other popular destinations in Europe
If London is not for you, choose from these other destinations located in Europe. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

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Popular flights with British Airways
Browse through some of the most popular routes that British Airways offers at this time. Flights are based on user searches made on Cheapflights and were last updated on May 30, 2024.

British Airways flights from Seattle to London

British Airways flights from Seattle to Dublin

British Airways flights from Seattle to London

British Airways flights from Seattle to Dublin

British Airways flights from Seattle to London

See what others are saying about British Airways

British Airways

6.8

Okay

6,765 reviews

Check prices

Overview

Recent reviews

1.9

Poor|Aug 2021

Long lines, chaos and incompetence during check in

5.0

Fair|Apr 2019

ok when in Malaga I asked for wheelchair at Gatwick as I had pulled a muscle in my back and it was hard to walk got to Gatwick No wheelchair had to walk not very good

1.9

Poor|Oct 2021

Delayed flight, no information as to why, more standing on the runway with no information and after landing, more delays with security gates not working. Just a shambles, lack of communication and lack of customer care.

1.9

Poor|Oct 2021

BA rescheduled the flight twice & then cancelled it altogether with no rebooking options.

8.0

Very good|Mar 2018

BA has gone cheap. They charge you for a cup of tea also.

1 out of 2255

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Cheapflights users flying from Seattle to London on British Airways typically fly into London Heathrow and depart from Seattle/Tacoma Intl. Select your dates above for pricing.

British Airways flights from Seattle to London in 2024

Find detailed information about British Airways flights from Seattle to London. Explore the options provided by British Airways to plan your journey from Seattle to London. Data last updated May 30, 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Round-trip from

Can I get a flight from Seattle to London on British Airways for under $1,000?

How do most travelers feel about British Airways?

Cheapest British Airways flights from Seattle to London

Direct flights from Seattle to London on British Airways

Last minute deals on Cheapflights

One-way British Airways flights to London from Seattle

Best time to book a flight from Seattle to London

Have a flexible travel schedule? Discover the best time to fly to London from Seattle with our price prediction graph.

Temperature and rainfall in London by month

Plan your trip to London by taking into account the average temperature and rainfall totals by month.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Seattle to London on another airline
Consider alternative airlines that service the London area. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

Consider alternative airlines that service the London area. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

Other British Airways flights from Seattle
Browse through other British Airways flights departing from Seattle. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

Browse through other British Airways flights departing from Seattle. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

Complete your trip
Complete your trip to London by adding a car rental and/or hotel reservation to your travel itinerary.

Complete your trip to London by adding a car rental and/or hotel reservation to your travel itinerary.

Other airlines servicing Seattle and London
Choose from other airlines serving Seattle and London.

Choose from other airlines serving Seattle and London.

Other popular destinations in Europe
If London is not for you, choose from these other destinations located in Europe. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

If London is not for you, choose from these other destinations located in Europe. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

Popular flights with British Airways
Browse through some of the most popular routes that British Airways offers at this time. Flights are based on user searches made on Cheapflights and were last updated on May 30, 2024.

Browse through some of the most popular routes that British Airways offers at this time. Flights are based on user searches made on Cheapflights and were last updated on May 30, 2024.

See what others are saying about British Airways

Overview

Recent reviews

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Flights

British Airways flights from Seattle to London (SEA - LON)

Cheapflights users flying from Seattle to London on British Airways typically fly into London Heathrow and depart from Seattle/Tacoma Intl. Select your dates above for pricing.

British Airways flights from Seattle to London in 2024

Find detailed information about British Airways flights from Seattle to London. Explore the options provided by British Airways to plan your journey from Seattle to London. Data last updated May 30, 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Round-trip from

Can I get a flight from Seattle to London on British Airways for under $1,000?

How do most travelers feel about British Airways?

Cheapest British Airways flights from Seattle to London

Direct flights from Seattle to London on British Airways

Last minute deals on Cheapflights

One-way British Airways flights to London from Seattle

Best time to book a flight from Seattle to London

Have a flexible travel schedule? Discover the best time to fly to London from Seattle with our price prediction graph.

Temperature and rainfall in London by month

Plan your trip to London by taking into account the average temperature and rainfall totals by month.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Seattle to London on another airlineConsider alternative airlines that service the London area. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

Consider alternative airlines that service the London area. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

See what others are saying about British Airways

Overview

100% Free

Book with Flexibility

Travel Smart

Fly from Seattle to London on another airline
Consider alternative airlines that service the London area. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.