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$523+ Cheap flights from London (LON) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SEA
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from London to Washington

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Washington (USWA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Find flight deals from London to Washington

Cheapest flights from London to Washington
Explore the most affordable flight options available from London to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:20 amLHR - SEA
1 stop13h 49mDelta
Wed 3/127:55 pmSEA - LHR
Nonstop9h 45mDelta
Deal found 11/19$615
This Flightnetwork deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/411:55 amLGW - SEA
1 stop13h 05mIcelandair
Sun 12/82:35 pmSEA - LGW
1 stop12h 20mIcelandair
Deal found 11/19$617
This Gotogate deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/38:40 pmLHR - SEA
1 stop28h 20mIcelandair
Tue 12/102:35 pmSEA - LHR
1 stop20h 55mIcelandair
Deal found 11/19$626
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/231:45 pmLHR - SEA
1 stop37h 28mUnited Airlines
Mon 11/256:05 amSEA - LHR
1 stop21h 45mUnited Airlines
Deal found 11/19$631
This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2612:00 pmLGW - SEA
1 stop36h 23mMultiple Airlines
Mon 1/135:23 pmSEA - LGW
1 stop33h 12mMultiple Airlines
Deal found 11/20$633
This Cheapflightsfares deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/37:40 amLHR - SEA
1 stop13h 40mMultiple Airlines
Tue 12/108:05 amSEA - LHR
1 stop18h 45mMultiple Airlines
Deal found 11/19$666
This Booking.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/41:00 pmLHR - SEA
1 stop13h 25mAir Canada
Sun 12/87:15 pmSEA - LHR
1 stop30h 55mAir Canada
Deal found 11/19$693
This American Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/411:20 amLGW - SEA
2 stops40h 54mAmerican Airlines
Sun 12/811:59 pmSEA - LGW
2 stops25h 01mAmerican Airlines
Deal found 11/19$704
This TravelUp deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/41:15 pmLHR - SEA
Nonstop10h 00mVirgin Atlantic
Mon 12/167:35 amSEA - LHR
1 stop15h 30mVirgin Atlantic
Deal found 11/20$715
This Trip.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1212:00 pmLGW - PDX
1 stop29h 47mMultiple Airlines
Sun 12/156:46 amPDX - LGW
2 stops19h 49mMultiple Airlines
Deal found 11/19$717
This Billigflug deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/235:35 pmLHR - SEA
1 stop25h 45mAir France
Sun 12/292:55 pmSEA - LHR
1 stop32h 10mAir France
Deal found 11/19$718
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:10 amLHR - PDX
1 stop19h 18mDelta
Thu 1/1612:46 pmPDX - LHR
1 stop14h 54mDelta
Deal found 11/19$721

Find flights from London to Washington within your budget

Customize your flight search to find flights from London to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.

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Route

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Price

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 12/4

6:20 am-12:09 pm

1 stop13h 49m

Seattle/Tacoma Intl

Wed 3/12

7:55 pm-12:40 pm

Nonstop9h 45m

$615

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Sat 2/15

11:55 am-5:00 pm

1 stop13h 05m

Seattle/Tacoma Intl

Mon 2/24

2:35 pm-10:55 am

1 stop12h 20m

$616

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 3/3

1:15 pm-3:15 pm

Nonstop10h 00m

Seattle/Tacoma Intl

Thu 3/13

6:45 pm-11:10 am

Nonstop9h 25m

$620

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Sun 2/2

8:20 am-2:21 pm

2 stops38h 01m

Seattle/Tacoma Intl

Sun 2/9

2:35 pm-10:50 am

1 stop12h 15m

$625

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Sun 1/12

8:40 pm-5:00 pm

1 stop28h 20m

Seattle/Tacoma Intl

Sat 1/18

2:35 pm-10:50 am

1 stop12h 15m

$626

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Mon 1/13

7:40 am-10:00 pm

2 stops22h 20m

Seattle/Tacoma Intl

Mon 1/27

5:16 pm-10:35 am

1 stop33h 19m

$638

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 1/13

1:15 pm-3:15 pm

Nonstop10h 00m

Seattle/Tacoma Intl

Mon 1/27

5:45 pm-11:10 am

Nonstop9h 25m

$654

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 1/14

1:00 pm-10:00 pm

1 stop17h 00m

Seattle/Tacoma Intl

Sun 1/19

11:59 pm-5:55 am

2 stops21h 56m

$659

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Fri 1/17

2:50 pm-10:00 am

2 stops27h 10m

Seattle/Tacoma Intl

Sun 1/19

3:15 pm-12:50 pm

1 stop13h 35m

$667

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 2/12

1:00 pm-10:00 pm

1 stop17h 00m

Seattle/Tacoma Intl

Mon 2/24

3:04 pm-1:30 pm

1 stop14h 26m

$676

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 60 results
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Best time to book a flight from London to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from London with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from London to Washington

Get recent, data-driven insights about flights from London to Washington including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from London to State of Washington?

Currently, January is the cheapest month in which you can book a flight from London to State of Washington (average of $238). Flying from London to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to WA?

Find hourly flight availability from London to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

When flying from London to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to State of Washington

Explore weekly flight availability from London to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 20, 2024.

The most flights from LON to USWA are scheduled on a Tuesday (18 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated November 20, 2024.
See what other customers who have flown with Icelandair, Virgin Atlantic and United Airlines from London to Washington have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,486 reviews

Entertainment

8.2

Comfort

8.0

Overall

8.1

Food

7.9

Boarding

8.1

Crew

8.3

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Emirates
8.1
Very good
3,486 reviews
Emirates
8.1
Very good
3,486 reviews

Entertainment

8.2

Comfort

8.0

Overall

8.1

Food

7.9

Boarding

8.1

Crew

8.3

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Air New Zealand
8.1
Very good
529 reviews
Emirates
8.1
Very good
3,486 reviews

Entertainment

8.2

Comfort

8.0

Overall

8.1

Food

7.9

Boarding

8.1

Crew

8.3

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Delta
8.0
Very good
8,756 reviews
Emirates
8.1
Very good
3,486 reviews

Entertainment

8.2

Comfort

8.0

Overall

8.1

Food

7.9

Boarding

8.1

Crew

8.3

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

KLM
7.8
Good
1,350 reviews
Emirates
8.1
Very good
3,486 reviews

Entertainment

8.2

Comfort

8.0

Overall

8.1

Food

7.9

Boarding

8.1

Crew

8.3

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Finnair
7.7
Good
1,300 reviews
Emirates
8.1
Very good
3,486 reviews

Entertainment

8.2

Comfort

8.0

Overall

8.1

Food

7.9

Boarding

8.1

Crew

8.3

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Related info for your journey

Find useful and relevant information for your journey from London to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from London to State of Washington one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $523. However, be on the lookout for offers from WestJet and Virgin Atlantic, as they are both options that can get you from London to State of Washington for a low price.

  • What are the most popular routes from London to State of Washington?

    While some choose either London City - Seattle/Tacoma Intl or London Gatwick - Seattle/Tacoma Intl, London Heathrow - Seattle/Tacoma Intl is the most popular route from London to State of Washington.

  • What are the most reliable airlines from London to State of Washington?

    The top 3 most reliable airlines when flying from London to State of Washington are Air France (70%), Delta (70%) and Virgin Atlantic (70%).

  • What are the cheapest flights from London to State of Washington?

    Looking for the cheapest flight from London to State of Washington? While on average our users pay $1,490, our data indicates the cheapest price to be $729. The most popular route (London Heathrow - Seattle/Tacoma Intl), is priced around $554.

  • Can I find deals for flights from London to Washington that include hotel bookings?

    Yes. In addition to deals on London to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Washington.

  • Can I find deals for business class flights from London to Washington?

    Yes. Cheapflights offers flight deals from London to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from London to State of Washington (average of $238). Flying from London to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for London to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from London to Washington

Discover the top 8 airlines that operate flights from London to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$549Average$933FlexibilityNo cancel feeOn-time72%
IcelandairCheapest$558Average$805FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$600Average$905FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$621Average$767FlexibilityNo cancel feeOn-time71%
DeltaCheapest$654Average$883FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$671Average$988FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$674Average$844FlexibilityNo cancel feeOn-time75%
IberiaCheapest$677Average$868FlexibilityNo cancel feeOn-time77%
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