How do most travelers feel about British Airways?

The general consensus from 7,691 Cheapflights users is that British Airways is a 7.0/10. 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 10 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.

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 $504

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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)	$903
One-way from	$504
Round-trip from	$611

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 10 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 7,691 Cheapflights users is that British Airways is a 7.0/10. 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 5/201:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Tue 6/119:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/7$771

Pick Dates

Sat 5/1811:59 pmSEA - LHR

1 stop14h 11mBritish Airways

Tue 6/189:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/7$775

Pick Dates

Mon 5/201:30 pmSEA - LHR

Nonstop9h 20mBritish Airways

Wed 6/52:25 pmLHR - SEA

1 stop15h 32mBritish Airways

Deal found 5/7$781

Pick Dates

Direct flights from Seattle to London on British Airways

Mon 10/287:45 pmSEA - LHR

Nonstop9h 20mBritish Airways

Wed 11/62:50 pmLHR - SEA

Nonstop9h 55mBritish Airways

Deal found 5/8$615

Pick Dates

Tue 9/247:40 pmSEA - LHR

Nonstop9h 20mBritish Airways

Wed 10/99:50 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/8$624

Pick Dates

Wed 9/257:40 pmSEA - LHR

Nonstop9h 20mBritish Airways

Wed 10/94:00 pmLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/7$638

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Last minute deals on Cheapflights

Sat 5/1811:59 pmSEA - LHR

1 stop14h 11mBritish Airways

Thu 6/139:45 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/7$775

Pick Dates

Sat 5/1811:59 pmSEA - LHR

1 stop14h 11mBritish Airways

Wed 6/52:25 pmLHR - SEA

1 stop15h 32mBritish Airways

Deal found 5/7$785

Pick Dates

Sat 5/1811:59 pmSEA - LHR

1 stop14h 11mBritish Airways

Thu 6/69:45 amLHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/7$803

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One-way British Airways flights to London from Seattle

Sun 9/226:45 pmSEA - LCY

1 stop14h 45mBritish Airways

Deal found 5/6$504

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Mon 10/289:05 pmSEA - LCY

1 stop13h 25mBritish Airways

Deal found 5/8$510

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Mon 10/76:45 pmSEA - LCY

1 stop14h 45mBritish Airways

Deal found 5/7$511

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Average price of British Airways flights from Seattle to London

Currently, the most affordable month to book a British Airways flight from Seattle to London in November, with an average price of $653. Conversely, traveling with British Airways from Seattle to London in June will be the most expensive, with an average cost of $1,158. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

January

$673

February

$663

March

$715

April

$692

May

$735

June

$1,158

July

$980

August

$776

September

$743

October

$710

November

$653

December

$671

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 8, 2024.

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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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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 8, 2024.

British Airways flights from Seattle to London

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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

6,868 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 2290

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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 8, 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

Average price of British Airways flights from Seattle to London

Plan your British Airways flight from Seattle to London by taking into account the cheapest months to travel. The average price of a one-way British Airways flight from Seattle to London is currently $508 while a round-trip flight costs $626. Price data was last updated on May 5, 2024.

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 8, 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 8, 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 8, 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 8, 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 8, 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 8, 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 8, 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 8, 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 8, 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

Average price of British Airways flights from Seattle to London

Plan your British Airways flight from Seattle to London by taking into account the cheapest months to travel. The average price of a one-way British Airways flight from Seattle to London is currently $508 while a round-trip flight costs $626. Price data was last updated on May 5, 2024.

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 8, 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 8, 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 8, 2024.