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Cheap flights from New Windsor to London Heathrow Airport from £278

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — LHR
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stewart to Heathrow

Enter your travel dates to find the best prices.

One-way flights from Stewart to Heathrow
Search for one-way flight options from Stewart to Heathrow. Find affordable one-way fares based on user searches. Data last updated 3 July 2026.

Sat 7/1112:39
SWF
-
LHR
3 stops23h 21m
Multiple Airlines
Deal found 29/6£278
Wed 30/912:39
SWF
-
LHR
3 stops24h 01m
Multiple Airlines
Deal found 28/6£282
Sat 31/1012:39
SWF
-
LHR
3 stops25h 01m
Multiple Airlines
Deal found 2/7£291
Sat 3/1012:39
SWF
-
LHR
3 stops24h 01m
Multiple Airlines
Deal found 2/7£299
Wed 19/812:05
SWF
-
LHR
3 stops28h 35m
Multiple Airlines
Deal found 1/7£316
Sun 6/910:33
SWF
-
LHR
2 stops28h 47m
Multiple Airlines
Deal found 30/6£328
Sat 19/912:39
SWF
-
LHR
2 stops18h 16m
Multiple Airlines
Deal found 1/7£335

Find flight deals from Stewart to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Heathrow (LHR). 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 3 July 2026.

Popular in

June

Cheapest in

September

Average price

£530
Highest demand for flights based on searches. 20% potential increase in price (£90 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Stewart to Heathrow 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 858,174 searches. Data last updated 3 July 2026.
Use the filters below to find and compare flights from New Windsor to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Wed 30/9

12:39-17:40

3 stops24h 01m

£282

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sat 19/9

12:39-11:55

2 stops18h 16m

£335

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sat 1/8

18:44-20:20

2 stops44h 36m

£364

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sun 13/9

10:56-20:20

2 stops28h 24m

£369

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Wed 26/8

12:05-21:40

3 stops28h 35m

£370

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Wed 2/9

12:05-21:35

3 stops28h 30m

£389
Fastest single journey

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Wed 16/12

12:39-10:50

2 stops17h 11m

£407

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sun 19/7

10:33-06:45

2 stops39h 12m

£425

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Thu 17/9

10:56-11:55

3 stops19h 59m

£437

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Tue 18/8

11:48-17:40

3 stops24h 52m

£443

Flights are sorted by cheapest return flights first.

Deals found on 28/6

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Stewart to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Stewart with our price prediction graph.
Estimated return 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.

Related info for your journey

Find useful and relevant information for your journey from Stewart to Heathrow. 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 Heathrow?

    New Windsor Stewart (SWF) is the airport you will fly out of if you book a flight from New Windsor to London Heathrow. You should not have trouble finding flights to London Heathrow from Stewart; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the New Windsor airport to London Heathrow. It is only a 4.3 mi journey to Stewart (SWF) from New Windsor’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Stewart to Heathrow 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Croydon
Slough
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Swindon
Eastbourne
Poole
Southall
Aylesbury
Romford

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How does Cheapflights help users find flights from Stewart to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Stewart to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Stewart to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Stewart to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Stewart to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Stewart shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Stewart to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Stewart today and book when prices fit your budget.

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