HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
United Kingdom

$204+ Cheap flights from Washington to the United Kingdom

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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LHR
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to United Kingdom with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Washington to United Kingdom

Cheapest flights from Washington to United Kingdom
Explore the most affordable flight options available from Washington to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Ticket deal was found by Cheapflights users on 10/30. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/210:35 amSEA - MAN
2 stops17h 20mLufthansa
Fri 12/136:25 amMAN - SEA
1 stop14h 55mLufthansa
Deal found 10/30$587
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 12/102:35 pmPDX - LGW
1 stop12h 20mIcelandair
Sun 12/1511:55 amLGW - PDX
1 stop12h 55mIcelandair
Deal found 10/30$587
This Cheapflightsfares deal was found by Cheapflights users on 10/31. 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.
Mon 12/92:35 pmPDX - LHR
1 stop20h 55mIcelandair
Sun 12/1512:15 pmLHR - PDX
1 stop12h 35mIcelandair
Deal found 10/31$590
This Ticket deal was found by Cheapflights users on 10/30. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/26:50 pmSEA - MAN
1 stop29h 15mBritish Airways
Fri 12/136:00 amMAN - SEA
1 stop13h 20mBritish Airways
Deal found 10/30$596
This Ovago deal was found by Cheapflights users on 10/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/122:35 pmSEA - LHR
1 stop20h 55mIcelandair
Tue 11/2612:15 pmLHR - SEA
1 stop12h 45mIcelandair
Deal found 10/31$599
This Icelandair deal was found by Cheapflights users on 10/30. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/112:35 pmSEA - LGW
1 stop12h 20mIcelandair
Sat 1/1111:55 amLGW - SEA
1 stop13h 05mIcelandair
Deal found 10/30$607
This Booking.com deal was found by Cheapflights users on 10/30. 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 11/203:15 pmSEA - LHR
1 stop13h 35mWestJet
Wed 1/222:50 pmLHR - SEA
1 stop31h 31mWestJet
Deal found 10/30$608
This American Airlines deal was found by Cheapflights users on 10/31. 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.
Mon 12/26:50 pmSEA - MAN
1 stop13h 35mAmerican Airlines
Fri 12/136:00 amMAN - SEA
1 stop13h 20mAmerican Airlines
Deal found 10/31$616
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 12/26:50 pmSEA - MAN
1 stop12h 10mMultiple Airlines
Fri 12/136:00 amMAN - SEA
1 stop13h 20mMultiple Airlines
Deal found 10/30$617
This oojo deal was found by Cheapflights users on 10/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/210:35 amSEA - LHR
2 stops14h 45mLufthansa
Tue 12/106:30 amLHR - SEA
2 stops19h 55mLufthansa
Deal found 10/30$623
This Delta deal was found by Cheapflights users on 10/31. 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.
Mon 12/29:30 amSEA - MAN
2 stops16h 50mDelta
Fri 12/1312:00 pmMAN - SEA
1 stop20h 21mDelta
Deal found 10/31$630
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Fri 12/68:00 pmSEA - LHR
1 stop17h 55mMultiple Airlines
Sun 12/157:50 amLHR - SEA
1 stop18h 25mMultiple Airlines
Deal found 10/30$631

Find flights from Washington to United Kingdom within your budget

Customize your flight search to find flights from Washington to United Kingdom 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandLondon

PDX - LGW

PDXLGW

Portland

Wed 12/4

7:16 pm-10:35 am

1 stop31h 19m

$208

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 12/3

2:35 pm-10:50 am

1 stop12h 15m

$211

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 11/27

3:15 pm-12:50 pm

1 stop13h 35m

$224

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 11/13

6:05 am-11:10 am

2 stops21h 05m

$363

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 2/18

7:00 am-9:20 am

2 stops18h 20m

$364

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Mon 12/30

6:50 pm-12:15 pm

Nonstop9h 25m

$387

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 12/29

10:10 am-10:10 am

1 stop16h 00m

$390

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Sun 12/29

6:50 pm-12:15 pm

Nonstop9h 25m

$396

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 1/29

6:50 pm-12:15 pm

Nonstop9h 25m

$402

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 11/27

7:00 pm-12:40 pm

Nonstop9h 40m

$408

Flights are sorted by cheapest first

Deals found on 10/31

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Washington to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Washington 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 Washington to United Kingdom

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

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

Currently, November is the cheapest month in which you can book a flight from State of Washington to United Kingdom (average of $649). Flying from State of Washington to United Kingdom in June is currently the most expensive (average of $1,089). 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 WA to GB?

Find hourly flight availability from Washington to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

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

Rainfall in United Kingdom by month

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

In terms of precipitation, rainfall in United Kingdom 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 United Kingdom when rainfall is around 1.6 in.

Temperature in United Kingdom by month

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

If weather is an important factor for your trip to United Kingdom, 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).

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated October 31, 2024.
Read reviews from past customers who have flown Icelandair, Iberia and Aer Lingus from Washington to United Kingdom. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,835 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,352 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,318 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,644 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.6
Good
666 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • Can I find flights from State of Washington to United Kingdom for under $500 on Cheapflights?

    Yes, there are multiple flights from State of Washington to United Kingdom for under $500. The cheapest flight booked recently is on Icelandair for just $492, but on average you can expect to pay $592.

  • Are there nonstop flights from State of Washington to United Kingdom for under $700 on Cheapflights?

    Cheapflights has at least 15 direct flights from State of Washington to United Kingdom under $700. A good price for a nonstop flight from State of Washington to United Kingdom is less than $796.

  • Are there last-minute flights available from State of Washington to United Kingdom for under $600?

    There are currently 20+ open flights from State of Washington to United Kingdom within the next 7 days for less than $600.

  • What days are nonstop flights available from State of Washington to United Kingdom?

    Nonstop flights can be found on the following days: Thursday, Friday.

  • How many flights depart from State of Washington to United Kingdom on average per day?

    Per day, 15 flights depart from State of Washington to United Kingdom on average.
    Afternoon (Noon - 6pm) - 73% of flight departures
    Evening (6pm - Midnight) - 27% of flight departures

  • How long is the flight from State of Washington to United Kingdom?

    For as low as $492, Icelandair can have you in United Kingdom from State of Washington in 12h 15m. Airlines will cover a distance of 4812 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $211. WestJet flights start at $224 while deals on Virgin Atlantic start at $363 one-way.

  • What does SEA to LHR mean?

    SEA stands for Seattle/Tacoma Intl Airport, while LHR stands for London Heathrow Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Manchester Airport (MAN), Edinburgh Turnhouse Airport (EDI), Birmingham Airport (BHX), London Gatwick Airport (LGW), Glasgow Intl Airport (GLA) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Washington to United Kingdom that include extra baggage allowance?

    The amount of baggage you can bring on your Washington to United Kingdom flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Washington to United Kingdom with specific airlines?

    Yes, Cheapflights allows you to browse and filter Washington to United Kingdom flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Washington to United Kingdom?

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

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

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

  • Can I find deals for flights from Washington to United Kingdom that allow pets onboard?

    Many airlines flying from Washington to United Kingdom offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Washington to United Kingdom?

    Yes, you can often find last-minute deals on Washington to United Kingdom flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the State of Washington to United Kingdom flight deals updated?

    The State of Washington to United Kingdom flight deals you see on this page were last updated on 10/31.

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

    Currently, November is the cheapest month in which you can book a flight from State of Washington to United Kingdom (average of $649). Flying from State of Washington to United Kingdom in June is currently the most expensive (average of $1,089). 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.

See more FAQs

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.

Alternative routes for Washington to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
John F Kennedy Intl to Charles de Gaulle flights
Newark to Charles de Gaulle flights
John F Kennedy Intl to London City flights
LaGuardia to Heathrow flights
Newark to Gatwick flights
Newark to London City flights
Newark to Orly flights
John F Kennedy Intl to Orly flights
Boston to Heathrow flights
LaGuardia to Charles de Gaulle flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Los Angeles to Heathrow flights
Dulles Intl to Heathrow flights
Stewart to Stansted flights
Miami to Madrid flights
John F Kennedy Intl to Istanbul flights
Newark to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Madrid flights
Los Angeles to Charles de Gaulle flights
O'Hare Intl to Heathrow flights
John F Kennedy Intl to Luton flights
Baltimore to Heathrow flights
Newark to Madrid flights
San Francisco to Heathrow flights
Boston to Charles de Gaulle flights
O'Hare Intl to Charles de Gaulle flights
Dulles Intl to Charles de Gaulle flights
John F Kennedy Intl to Barcelona-El Prat flights
Newark to Frankfurt flights
John F Kennedy Intl to Stansted flights
Newark to Lisbon flights
Newark to Barcelona-El Prat flights
Newark to Athens flights
Dallas/Fort Worth to Heathrow flights
Stewart to Charles de Gaulle flights
Seattle to Heathrow flights
Newark to Dublin flights
John F Kennedy Intl to Lisbon flights
San Francisco to Charles de Gaulle flights
John F Kennedy Intl to Dublin flights
Dallas/Fort Worth to Charles de Gaulle flights
Boston to Gatwick flights
Boston to London City flights
Stewart to Luton flights
Newark to Luton flights
Newark to Stansted flights
John F Kennedy Intl to Athens flights

Top 10 airlines flying from Washington to United Kingdom

Discover the top 10 airlines that operate flights from Washington to United Kingdom. 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$498Average$1,054FlexibilityNo cancel feeOn-time69%
IcelandairCheapest$504Average$842FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$542Average$897FlexibilityNo cancel feeOn-time72%
LufthansaCheapest$545Average$882FlexibilityNo cancel feeOn-time76%
FinnairCheapest$560Average$729FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$572Average$930FlexibilityNo cancel feeOn-time71%
IberiaCheapest$578Average$753FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$579Average$906FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$586Average$996FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$587Average$893FlexibilityNo cancel feeOn-time67%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines