Luton

$284+ 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LTN
Mar 5 — Mar 121
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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 February 3, 2026.

This Mytrip deal was found by Cheapflights users on 2/2. 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 4/203:40 pm
SEA
-
LTN
2 stops23h 10m
Multiple Airlines
Tue 4/289:40 am
LTN
-
SEA
2 stops19h 00m
Multiple Airlines
Deal found 2/2$545
This Mytrip deal was found by Cheapflights users on 2/2. 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 4/153:40 pm
SEA
-
LTN
2 stops21h 35m
Multiple Airlines
Wed 4/296:15 am
LTN
-
SEA
2 stops22h 25m
Multiple Airlines
Deal found 2/2$586
This Mytrip deal was found by Cheapflights users on 2/2. 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 3/43:10 pm
SEA
-
LTN
2 stops23h 55m
Multiple Airlines
Wed 3/115:10 pm
LTN
-
SEA
2 stops27h 00m
Multiple Airlines
Deal found 2/2$596
This Mytrip deal was found by Cheapflights users on 2/2. 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 3/308:00 am
SEA
-
LTN
2 stops20h 45m
Multiple Airlines
Mon 4/66:40 pm
LTN
-
SEA
2 stops25h 40m
Multiple Airlines
Deal found 2/2$600
This Mytrip deal was found by Cheapflights users on 2/2. 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 4/233:40 pm
SEA
-
LTN
2 stops17h 05m
Multiple Airlines
Thu 4/309:25 am
LTN
-
SEA
2 stops19h 15m
Multiple Airlines
Deal found 2/2$606
This Mytrip deal was found by Cheapflights users on 2/1. 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 5/23:40 pm
SEA
-
LTN
2 stops23h 50m
Multiple Airlines
Fri 5/155:40 am
LTN
-
SEA
2 stops23h 00m
Multiple Airlines
Deal found 2/1$615
This Mytrip deal was found by Cheapflights users on 2/3. 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 3/303:40 pm
SEA
-
LTN
2 stops16h 05m
Multiple Airlines
Thu 4/99:25 am
LTN
-
SEA
2 stops16h 30m
Multiple Airlines
Deal found 2/3$616
This Mytrip deal was found by Cheapflights users on 2/2. 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 5/43:40 pm
SEA
-
LTN
2 stops16h 05m
Multiple Airlines
Tue 5/129:40 am
LTN
-
SEA
2 stops19h 00m
Multiple Airlines
Deal found 2/2$632
This Mytrip deal was found by Cheapflights users on 2/1. 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 5/73:40 pm
SEA
-
LTN
2 stops18h 25m
Multiple Airlines
Fri 5/155:40 am
LTN
-
SEA
2 stops23h 00m
Multiple Airlines
Deal found 2/1$633
This Mytrip deal was found by Cheapflights users on 2/2. 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 3/22:35 pm
SEA
-
LTN
2 stops15h 35m
Multiple Airlines
Mon 3/97:20 am
LTN
-
SEA
2 stops17h 40m
Multiple Airlines
Deal found 2/2$638
This Mytrip deal was found by Cheapflights users on 2/2. 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 3/52:35 pm
SEA
-
LTN
2 stops23h 15m
Multiple Airlines
Mon 3/97:20 am
LTN
-
SEA
2 stops17h 40m
Multiple Airlines
Deal found 2/2$639
This Mytrip deal was found by Cheapflights users on 2/3. 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 3/58:00 am
SEA
-
LTN
2 stops21h 20m
Multiple Airlines
Thu 3/122:10 pm
LTN
-
SEA
2 stops31h 10m
Multiple Airlines
Deal found 2/3$640

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$545
(Mytrip)

One-way from

$284
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$657
Provider with most accurate pricing for Seattle/Tacoma Intl-London (LON) flight deals.
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-London (LON) flights.
From Washington to London Luton
One-way flight from Washington to London Luton
Highest demand for flights based on searches. 15% potential increase in price ($140 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Average for round-trip flights in February 2026

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 February 3, 2026.
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

Mon 5/4

3:40 pm-3:45 pm

2 stops16h 05m

London Luton

Tue 5/12

9:40 am-8:40 pm

2 stops19h 00m

$632

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Thu 4/9

5:40 am-11:00 am

3 stops21h 20m

London Luton

Thu 4/16

5:40 am-9:53 pm

2 stops24h 13m

$647

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Thu 4/30

2:10 pm-11:25 pm

2 stops25h 15m

London Luton

Wed 5/13

6:15 am-2:20 pm

2 stops16h 05m

$650

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Wed 4/15

3:40 pm-4:35 pm

2 stops16h 55m

London Luton

Wed 4/29

6:15 am-9:33 am

3 stops35h 18m

$652

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Mon 4/13

10:20 am-11:00 pm

3 stops28h 40m

London Luton

Fri 4/24

7:40 pm-12:20 pm

2 stops24h 40m

$654

PortlandLondon

PDX - LTN

PDXLTN

Portland

Mon 5/4

10:10 am-10:50 pm

3 stops28h 40m

London Luton

Thu 5/14

9:40 pm-7:05 pm

2 stops29h 25m

$666

PortlandLondon

PDX - LTN

PDXLTN

Portland

Mon 5/4

3:30 pm-10:50 pm

2 stops23h 20m

London Luton

Fri 5/15

6:20 am-6:00 pm

2 stops19h 40m

$666

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Sat 5/2

5:40 am-10:30 am

2 stops20h 50m

London Luton

Thu 5/14

9:40 pm-10:20 pm

2 stops32h 40m

$675

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Mon 4/13

7:00 pm-10:15 pm

2 stops19h 15m

London Luton

Wed 4/22

11:15 am-8:40 pm

2 stops17h 25m

$678

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Tue 2/24

2:35 pm-7:30 pm

2 stops20h 55m

London Luton

Wed 3/4

6:30 am-5:00 pm

2 stops18h 30m

$683

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

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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
Croydon
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

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