How do most travelers feel about British Airways?

The general consensus from 7,586 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 42 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.

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 $464

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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	$464
Round-trip from	$599

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 42 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 7,586 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 6/127:40 pmSEA - LHR

Nonstop9h 20mBritish Airways

Tue 6/184:00 pmLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$1,197

Pick Dates

Mon 6/1010:59 pmSEA - LGW

1 stop25h 41mBritish Airways

Mon 6/174:20 pmLGW - SEA

2 stops38h 09mBritish Airways

Deal found 5/27$1,220

Pick Dates

Direct flights from Seattle to London on British Airways

Tue 10/11:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Tue 10/229:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$599

Pick Dates

Mon 10/71:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Thu 10/179:45 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$600

Pick Dates

Sun 11/176:45 pmSEA - LHR

Nonstop9h 20mBritish Airways

Tue 11/262:50 pmLHR - SEA

Nonstop9h 55mBritish Airways

Deal found 5/27$617

Pick Dates

Last minute deals on Cheapflights

Wed 6/57:40 pmSEA - LHR

Nonstop9h 20mBritish Airways

Wed 6/129:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$1,558

Pick Dates

Wed 6/51:25 pmSEA - LHR

1 stop12h 55mBritish Airways

Wed 6/129:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$1,563

Pick Dates

Tue 6/47:40 pmSEA - LHR

Nonstop9h 20mBritish Airways

Tue 6/114:00 pmLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/28$1,568

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One-way British Airways flights to London from Seattle

Tue 10/151:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Deal found 5/28$464

Pick Dates

Tue 10/11:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Deal found 5/29$470

Pick Dates

Tue 10/16:45 pmSEA - LCY

1 stop14h 45mBritish Airways

Deal found 5/29$487

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 29, 2024.

Virgin Atlantic flights from Seattle/Tacoma Intl to London

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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 29, 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 29, 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

6,762 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 2254

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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 29, 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 29, 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 29, 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 29, 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 29, 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 29, 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 29, 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 29, 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 29, 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 29, 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 29, 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 29, 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 29, 2024.