HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$425+ Cheap flights from Luton (LTN) 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — SEA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Luton to Washington 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 Luton to Washington

Cheapest flights from Luton to Washington
Explore the most affordable flight options available from Luton to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

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.
Thu 12/46:00 amLTN - SEA
1 stop19h 00mMultiple Airlines
Mon 12/82:35 pmSEA - LTN
1 stop15h 25mMultiple Airlines
Deal found 10/30$634
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:00 amLTN - SEA
2 stops16h 00mMultiple Airlines
Thu 11/132:35 pmSEA - LTN
2 stops14h 45mMultiple Airlines
Deal found 10/29$636
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Mon 12/158:00 amLTN - PDX
1 stop17h 00mMultiple Airlines
Mon 12/222:45 pmPDX - LTN
1 stop15h 15mMultiple Airlines
Deal found 10/29$839
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:00 amLTN - SEA
2 stops18h 00mMultiple Airlines
Wed 12/32:35 pmSEA - LTN
2 stops16h 25mMultiple Airlines
Deal found 10/29$863
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.
Thu 11/137:15 amLTN - SEA
2 stops17h 45mMultiple Airlines
Sun 11/162:35 pmSEA - LTN
2 stops16h 00mMultiple Airlines
Deal found 10/30$908
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:00 amLTN - SEA
3 stops35h 22mMultiple Airlines
Sun 1/113:10 pmSEA - LTN
2 stops15h 25mMultiple Airlines
Deal found 10/30$917
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:10 amLTN - SEA
3 stops22h 56mMultiple Airlines
Tue 12/168:10 amSEA - LTN
2 stops17h 35mMultiple Airlines
Deal found 10/29$952
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:30 amLTN - SEA
2 stops16h 10mMultiple Airlines
Sun 11/303:10 pmSEA - LTN
2 stops17h 25mMultiple Airlines
Deal found 10/30$975
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/139:00 amLTN - SEA
2 stops20h 12mMultiple Airlines
Wed 11/268:05 pmSEA - LTN
1 stop13h 00mMultiple Airlines
Deal found 10/29$978
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:50 pmLTN - SEA
2 stops26h 50mMultiple Airlines
Tue 12/305:40 pmSEA - LTN
2 stops20h 55mMultiple Airlines
Deal found 10/30$983
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/297:15 amLTN - SEA
2 stops16h 25mMultiple Airlines
Sat 12/65:40 pmSEA - LTN
2 stops18h 45mMultiple Airlines
Deal found 10/30$991
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:15 amLTN - PDX
3 stops34h 00mMultiple Airlines
Fri 11/141:25 pmPDX - LTN
2 stops18h 50mMultiple Airlines
Deal found 10/29$1,017

Cheap flight deals from Luton to Washington

Keep the following information in mind while searching for Luton to Washington flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$634
(Kiwi.com)

One-way from

$425
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$726
Provider with most accurate pricing for London (LON)-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Seattle/Tacoma Intl flights.
Search Deals
From London Luton to Washington
Search Deals
One-way flight from London Luton to Washington
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Luton 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 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from London Luton Airport to Washington that are best for you.

Fly from

Luton

Fly to

Washington

Route

Depart

Return

Price

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Thu 12/4

6:00 am-5:00 pm

1 stop19h 00m

Seattle/Tacoma Intl

Mon 12/8

2:35 pm-2:00 pm

1 stop15h 25m

$637

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Fri 2/20

10:25 am-6:20 pm

1 stop15h 55m

Seattle/Tacoma Intl

Sun 3/1

8:05 pm-4:45 pm

1 stop12h 40m

$778

LondonPortland

LTN - PDX

LTNPDX

London Luton

Mon 12/15

8:00 am-5:00 pm

1 stop17h 00m

Portland

Mon 12/22

2:45 pm-2:00 pm

1 stop15h 15m

$839

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Mon 12/22

8:50 pm-3:40 pm

2 stops26h 50m

Seattle/Tacoma Intl

Tue 12/30

5:40 pm-10:35 pm

2 stops20h 55m

$983

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Mon 11/17

7:00 am-3:40 pm

2 stops16h 40m

Seattle/Tacoma Intl

Sun 11/30

3:10 pm-4:35 pm

2 stops17h 25m

$1,007

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Wed 12/17

8:00 am-5:00 pm

1 stop17h 00m

Seattle/Tacoma Intl

Tue 12/30

3:10 pm-9:50 pm

2 stops22h 40m

$1,015

LondonPortland

LTN - PDX

LTNPDX

London Luton

Thu 11/13

7:15 am-9:15 am

3 stops34h 00m

Portland

Fri 11/14

1:25 pm-4:15 pm

2 stops18h 50m

$1,017

LondonPortland

LTN - PDX

LTNPDX

London Luton

Mon 11/17

8:00 am-5:00 pm

1 stop17h 00m

Portland

Wed 12/3

9:50 am-3:00 pm

3 stops21h 10m

$1,025

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Wed 12/17

8:00 am-5:00 pm

1 stop17h 00m

Seattle/Tacoma Intl

Wed 12/31

3:10 pm-3:00 pm

2 stops15h 50m

$1,025

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Tue 12/9

7:00 am-5:00 pm

1 stop18h 00m

Seattle/Tacoma Intl

Tue 12/16

8:10 am-8:05 pm

2 stops27h 55m

$1,038

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 41 results
1
2
3
...
5

Best time to book a flight from Luton to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Luton 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.

Cheapflights Insights

Everything you need to know about your flight from London Luton Airport to Washington
No data available for this route at this time. Please check back soon.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luton 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.

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 Luton to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to John F Kennedy Intl flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
London City to Newark flights
Stansted to John F Kennedy Intl flights
Luton to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Stansted to Newark flights
Gatwick to LaGuardia flights
Heathrow to Miami flights
Luton to Newark flights
Heathrow to Orlando flights
Heathrow to Dulles Intl flights
Heathrow to Boston flights
Heathrow to O'Hare Intl flights
Heathrow to San Francisco flights
Heathrow to Dallas/Fort Worth flights
Gatwick to Miami flights
London City to Miami flights
Gatwick to Orlando flights
Gatwick to Los Angeles flights
Heathrow to Baltimore flights
Heathrow to Las Vegas flights
London City to Los Angeles flights
Heathrow to Seattle flights
Heathrow to Tampa flights
Heathrow to Atlanta flights
Stansted to Miami flights
Heathrow to Hobby flights
Luton to Miami flights
Heathrow to Philadelphia flights
Gatwick to Boston flights
London City to Boston flights
Stansted to Los Angeles flights
Heathrow to Austin flights
Luton to Los Angeles flights
Gatwick to San Francisco flights
Heathrow to George Bush Intcntl flights
Heathrow to Ontario flights
Gatwick to O'Hare Intl flights
Heathrow to Sky Harbor Intl flights
Gatwick to Dallas/Fort Worth flights
Heathrow to Reagan-National flights
Heathrow to Denver flights
Heathrow to Santa Ana flights

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.