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Luton

$318+ Cheap flights from Washington to Luton (LTN)

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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LTN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Washington to Luton

Cheapest flights from Washington to Luton
Explore the most affordable flight options available from Washington to Luton. 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 12/18. 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 12/255:50 amSEA - LTN
3 stops32h 20mMultiple Airlines
Fri 1/239:00 amLTN - SEA
3 stops45h 16mMultiple Airlines
Deal found 12/18$1,033
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.
Tue 12/302:00 pmSEA - LTN
3 stops22h 10mMultiple Airlines
Tue 1/68:50 pmLTN - SEA
3 stops33h 26mMultiple Airlines
Deal found 12/17$1,052
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.
Fri 12/268:05 pmSEA - LTN
1 stop12h 10mMultiple Airlines
Mon 1/126:00 amLTN - SEA
2 stops19h 00mMultiple Airlines
Deal found 12/15$1,467
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 12/252:35 pmSEA - LTN
2 stops21h 55mMultiple Airlines
Mon 12/299:45 pmLTN - SEA
2 stops22h 25mMultiple Airlines
Deal found 12/17$1,601
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 12/182:00 pmSEA - LTN
2 stops22h 30mMultiple Airlines
Fri 1/168:50 amLTN - SEA
2 stops16h 10mMultiple Airlines
Deal found 12/17$1,672
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.
Mon 12/295:40 pmSEA - LTN
2 stops18h 20mMultiple Airlines
Mon 1/56:35 pmLTN - SEA
2 stops29h 05mMultiple Airlines
Deal found 12/16$1,803
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.
Thu 12/255:50 amSEA - LTN
3 stops30h 20mMultiple Airlines
Tue 12/306:55 pmLTN - SEA
2 stops30h 10mMultiple Airlines
Deal found 12/15$1,873
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:40 pmSEA - LTN
2 stops16h 30mMultiple Airlines
Wed 1/78:00 amLTN - SEA
1 stop17h 00mMultiple Airlines
Deal found 12/16$1,915
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.
Wed 12/178:05 pmSEA - LTN
1 stop13h 00mMultiple Airlines
Mon 12/228:50 amLTN - SEA
2 stops16h 10mMultiple Airlines
Deal found 12/17$1,925
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.
Tue 12/235:40 pmSEA - LTN
2 stops16h 10mMultiple Airlines
Thu 1/17:15 amLTN - SEA
2 stops16h 25mMultiple Airlines
Deal found 12/16$1,972
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 12/245:40 pmSEA - LTN
2 stops17h 45mMultiple Airlines
Mon 1/57:05 pmLTN - SEA
2 stops30h 00mMultiple Airlines
Deal found 12/16$2,003
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.
Sat 12/202:45 pmPDX - LTN
2 stops18h 10mMultiple Airlines
Tue 1/207:10 amLTN - PDX
3 stops34h 05mMultiple Airlines
Deal found 12/16$2,099

Find flight deals from Washington to Luton

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

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$596
(Mytrip)

One-way from

$318
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$986
Provider with most accurate pricing for Seattle/Tacoma Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-London (LON) flights.
Search Deals
From Washington to London Luton
Search Deals
One-way flight from Washington to London Luton
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Luton 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 Washington to London Luton Airport that are best for you.

Fly from

Washington

Fly to

Luton

Route

Depart

Return

Price

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Fri 1/23

3:10 pm-6:10 pm

2 stops19h 00m

London Luton

Mon 1/26

3:20 pm-7:16 pm

3 stops35h 56m

$607

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Thu 2/5

2:35 pm-2:50 pm

2 stops16h 15m

London Luton

Mon 2/9

7:20 am-5:00 pm

2 stops17h 40m

$617

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Tue 4/21

6:45 pm-10:10 pm

1 stop19h 25m

London Luton

Wed 4/29

6:15 am-4:59 pm

1 stop18h 44m

$622

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Thu 1/15

8:10 am-8:55 pm

3 stops28h 45m

London Luton

Mon 1/19

9:40 pm-10:16 pm

2 stops32h 36m

$622

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Mon 4/20

6:45 pm-3:45 pm

1 stop13h 00m

London Luton

Wed 4/29

6:15 am-4:59 pm

1 stop18h 44m

$626

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Wed 1/21

2:35 pm-8:05 pm

2 stops21h 30m

London Luton

Wed 1/28

7:00 am-5:00 pm

2 stops18h 00m

$631

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Thu 2/26

2:35 pm-2:50 pm

2 stops16h 15m

London Luton

Tue 3/3

7:10 am-5:00 pm

2 stops17h 50m

$632

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Thu 1/15

2:35 pm-5:15 pm

2 stops18h 40m

London Luton

Wed 1/28

7:00 am-5:00 pm

2 stops18h 00m

$634

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Mon 4/27

6:45 pm-3:45 pm

1 stop13h 00m

London Luton

Tue 5/5

8:05 am-4:59 pm

1 stop16h 54m

$635

PortlandLondon

PDX - LTN

PDXLTN

Portland

Thu 3/12

3:45 pm-3:50 pm

2 stops17h 05m

London Luton

Mon 3/16

6:30 am-6:00 pm

2 stops18h 30m

$639

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 41 results
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Best time to book a flight from Washington to Luton

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

Cheapflights Insights

Everything you need to know about your flight from Washington to London Luton Airport
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 Washington to Luton. 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 Washington to Luton that include hotel bookings?

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

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

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

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

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

Traveling to a place near London Luton Airport?

Book flights to London Luton Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley
Folkestone
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to Luton

See prices for flight routes from nearby airports that may be better suited for you.
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