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$238+ Cheap flights from New Windsor (SWF) to London (LON)

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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — LON
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Stewart to London

Cheapest flights from Stewart to London
Explore the most affordable flight options available from Stewart to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/2111:21 am
SWF
-
LGW
1 stop17h 39m
Multiple Airlines
Sun 10/42:00 pm
LGW
-
SWF
1 stop33h 23m
Multiple Airlines
Deal found 7/26$669
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Tue 8/1811:48 am
SWF
-
LGW
1 stop17h 12m
Multiple Airlines
Wed 9/22:00 pm
LGW
-
SWF
1 stop24h 53m
Multiple Airlines
Deal found 7/22$698
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/2111:21 am
SWF
-
LGW
1 stop17h 39m
Multiple Airlines
Sat 10/32:00 pm
LGW
-
SWF
1 stop25h 16m
Multiple Airlines
Deal found 7/26$748
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/1612:39 pm
SWF
-
LGW
2 stops16h 21m
Multiple Airlines
Sun 9/202:00 pm
LGW
-
SWF
1 stop25h 31m
Multiple Airlines
Deal found 7/24$799
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/2111:21 am
SWF
-
LGW
1 stop17h 39m
Multiple Airlines
Mon 10/52:00 pm
LGW
-
SWF
2 stops50h 39m
Multiple Airlines
Deal found 7/26$812
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sun 9/610:33 am
SWF
-
LGW
1 stop18h 27m
Multiple Airlines
Sun 9/132:00 pm
LGW
-
SWF
2 stops26h 36m
Multiple Airlines
Deal found 7/23$912
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/2010:33 am
SWF
-
LGW
1 stop18h 27m
Multiple Airlines
Sat 8/222:00 pm
LGW
-
SWF
1 stop24h 53m
Multiple Airlines
Deal found 7/23$1,093

Find flight deals from Stewart to London

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$669
(Kiwi.com)

One-way from

$238
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$825
Provider with most accurate pricing for New Windsor Stewart-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Windsor Stewart-London (LON) flights.
Search Deals
From New Windsor Stewart to London (LON)
Search Deals
One-way flight from New Windsor Stewart to London (LON)
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($184 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart to London 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 July 27, 2026.
Use the filters below to find and compare flights from New Windsor to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Mon 9/21

11:21 am-10:00 am

1 stop17h 39m

London Gatwick

Sun 10/4

2:00 pm-6:23 pm

1 stop33h 23m

$669

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Tue 8/18

11:48 am-10:00 am

1 stop17h 12m

London Gatwick

Wed 9/2

2:00 pm-11:37 am

2 stops50h 37m

$763
Quickest round-trip

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Wed 9/16

12:39 pm-10:00 am

2 stops16h 21m

London Gatwick

Sun 9/20

2:00 pm-10:31 am

1 stop25h 31m

$799

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Sun 9/6

10:33 am-10:00 am

1 stop18h 27m

London Gatwick

Sun 9/13

2:00 pm-11:36 am

2 stops26h 36m

$912

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Thu 8/20

10:33 am-10:00 am

1 stop18h 27m

London Gatwick

Sat 8/22

2:00 pm-9:53 am

1 stop24h 53m

$1,093
Cheapest one-way

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Fri 10/23

5:39 pm-10:00 am

1 stop35h 21m

$238

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Thu 10/15

10:56 am-10:00 am

1 stop18h 04m

$266

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Sat 8/8

12:05 pm-10:00 am

2 stops40h 55m

$297

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Wed 8/12

12:05 pm-10:00 am

2 stops40h 55m

$323
Quickest one-way

New WindsorLondon

SWF - LGW

SWFLGW

New Windsor Stewart

Sat 10/24

12:39 pm-10:00 am

2 stops16h 21m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 35 resultsSorted by cheapest first
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Compare providers for flights from Stewart to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Stewart to London in July.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New Windsor-London flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on New Windsor-London flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from New Windsor-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Windsor-London flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Windsor-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Stewart to London

Have a flexible travel schedule? Discover the best time to fly to London from Stewart 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 New Windsor to London

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 Stewart to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from New Windsor to London?

    For a flight from New Windsor to London, you will be flying from Stewart. New Windsor Stewart (SWF) is just 4.3 mi from the center of the city. Stewart is the only New Windsor airport and it handles 0 outbound flights to London per day. 0 airlines have flights to London from New Windsor Stewart on a regular basis.

  • What are the most popular routes from New Windsor to London?

    The most popular route from New Windsor to London is New Windsor Stewart - London Gatwick. You may also consider New Windsor Stewart - London Heathrow or New Windsor Stewart - London City.

  • Can I find deals for flights from Stewart to London that include hotel bookings?

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

  • How can I find direct flights from Stewart to London?

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

  • Can I find deals for business class flights from Stewart to London?

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

See more FAQs

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