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$404+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — SEA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Mytrip deal was found by Cheapflights users on 12/15. 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 12/248:50 pmLTN - SEA
2 stops26h 50mMultiple Airlines
Wed 12/312:35 pmSEA - LTN
2 stops23h 20mMultiple Airlines
Deal found 12/15$1,036
This Mytrip deal was found by Cheapflights users on 12/16. 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 12/248:50 pmLTN - SEA
2 stops26h 50mMultiple Airlines
Fri 1/93:10 pmSEA - LTN
2 stops21h 00mMultiple Airlines
Deal found 12/16$1,061
This Booking.com deal was found by Cheapflights users on 12/17. 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 12/248:50 pmLTN - SEA
2 stops26h 50mMultiple Airlines
Tue 1/65:50 amSEA - LTN
3 stops19h 55mMultiple Airlines
Deal found 12/17$1,234
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/228:50 amLTN - SEA
1 stop17h 30mMultiple Airlines
Fri 1/28:05 pmSEA - LTN
1 stop12h 10mMultiple Airlines
Deal found 12/17$1,313
This Booking.com deal was found by Cheapflights users on 12/16. 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.
Tue 12/168:50 pmLTN - SEA
2 stops28h 15mMultiple Airlines
Sat 1/319:55 amSEA - LTN
3 stops23h 00mMultiple Airlines
Deal found 12/16$1,369
This Mytrip deal was found by Cheapflights users on 12/16. 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 12/248:50 pmLTN - SEA
2 stops26h 50mMultiple Airlines
Sat 1/32:00 pmSEA - LTN
2 stops21h 25mMultiple Airlines
Deal found 12/16$1,403
This Mytrip deal was found by Cheapflights users on 12/17. 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 12/209:00 pmLTN - PDX
2 stops22h 25mMultiple Airlines
Sat 1/39:19 amPDX - LTN
3 stops24h 56mMultiple Airlines
Deal found 12/17$2,539
This Mytrip deal was found by Cheapflights users on 12/17. 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 12/188:00 pmLTN - PDX
2 stops23h 25mMultiple Airlines
Thu 1/19:19 amPDX - LTN
3 stops28h 56mMultiple Airlines
Deal found 12/17$2,547

Find flight deals from Luton to Washington

Keep the following information in mind while searching for Luton to Washington flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$792
(Mytrip)

One-way from

$404
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$853
Provider with most accurate pricing for London (LON)-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Seattle/Tacoma Intl flights.
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From London Luton to Washington
Search Deals
One-way flight from London Luton to Washington
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Highest demand for flights based on searches. 13% potential increase in price ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 18, 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

Mon 2/9

7:20 am-9:15 am

3 stops33h 55m

Seattle/Tacoma Intl

Mon 2/23

2:35 pm-9:20 pm

2 stops22h 45m

$792

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Thu 1/29

9:00 am-5:00 pm

2 stops16h 00m

Seattle/Tacoma Intl

Thu 2/5

2:35 pm-8:30 pm

2 stops21h 55m

$795

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Wed 1/14

6:50 am-5:00 pm

2 stops18h 10m

Seattle/Tacoma Intl

Wed 1/21

2:35 pm-5:05 pm

2 stops18h 30m

$797

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Wed 2/4

7:00 am-9:15 am

3 stops34h 15m

Seattle/Tacoma Intl

Sun 2/8

2:35 pm-5:00 pm

2 stops18h 25m

$803

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Thu 1/15

7:15 am-9:15 am

3 stops34h 00m

Seattle/Tacoma Intl

Thu 1/22

3:10 pm-9:50 pm

2 stops22h 40m

$812

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Sat 1/31

9:00 am-5:00 pm

2 stops16h 00m

Seattle/Tacoma Intl

Sat 2/7

2:35 pm-6:15 pm

2 stops19h 40m

$816

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Wed 1/14

7:00 am-9:15 am

3 stops34h 15m

Seattle/Tacoma Intl

Wed 1/28

3:10 pm-8:05 pm

2 stops20h 55m

$821

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Mon 3/2

7:20 am-10:51 pm

3 stops23h 31m

Seattle/Tacoma Intl

Fri 3/13

4:10 pm-8:10 pm

2 stops21h 00m

$832

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Tue 3/10

9:00 am-6:00 pm

2 stops16h 00m

Seattle/Tacoma Intl

Tue 3/24

3:35 pm-8:05 pm

2 stops21h 30m

$894

LondonPortland

LTN - PDX

LTNPDX

London Luton

Mon 2/9

7:20 am-9:15 am

3 stops33h 55m

Portland

Mon 2/23

9:50 am-9:50 pm

3 stops28h 00m

$906

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 38 results
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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.

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