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Cheap flights from London Heathrow Airport to New Windsor from £400

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SWF
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Heathrow to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Stewart (SWF). 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 18 September 2025.

Round-trip from

£706

One-way from

£400

Popular in

December

Cheapest in

September

Average price

£352
28/1-12/2
  • 28/1-12/2
  • 3 total stops
  • 38h 15m total
  • London to New Windsor
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6/12
  • 6/12
  • 2 total stops
  • 49h 47m total
  • London to New Windsor
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£9 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Heathrow to Stewart

Cheapest flights from Heathrow to Stewart
Explore the most affordable flight options available from Heathrow to Stewart. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Wed 1/1009:50LHR - SWF
2 stops30h 13mMultiple Airlines
Sun 19/1011:43SWF - LHR
1 stop14h 32mMultiple Airlines
Deal found 16/9£917
Fri 19/921:25LHR - SWF
2 stops42h 38mMultiple Airlines
Sun 28/911:43SWF - LHR
1 stop14h 32mMultiple Airlines
Deal found 16/9£1,043

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Stewart 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 18 September 2025.
Use the filters below to find and compare flights from London Heathrow Airport to New Windsor that are best for you.

Fly from

Heathrow

Fly to

Stewart

Route

Depart

Return

Price

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Wed 28/1

15:50-11:08

2 stops24h 18m

New Windsor Stewart

Thu 12/2

11:48-06:45

1 stop13h 57m

£706

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Wed 1/10

09:50-11:03

2 stops30h 13m

New Windsor Stewart

Sun 19/10

11:43-07:15

1 stop14h 32m

£917

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Thu 15/1

09:50-10:19

3 stops29h 29m

£404

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Wed 12/11

11:25-11:03

3 stops28h 38m

£411

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Wed 3/12

11:30-11:03

2 stops28h 33m

£420

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Sat 6/12

09:50-11:03

3 stops30h 13m

£433

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Thu 29/1

15:50-11:31

3 stops24h 41m

£435

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Thu 5/2

15:50-11:31

3 stops24h 41m

£437

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Wed 18/2

08:40-11:08

2 stops31h 28m

£445

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Thu 2/10

08:50-11:21

3 stops31h 31m

£451

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Best time to book a flight from Heathrow to Stewart

Have a flexible travel schedule? Discover the best time to fly to Stewart from Heathrow 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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to New Windsor

What is the cheapest time of day to fly from LHR to SWF?

Find hourly flight availability from Heathrow to Stewart. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2025.

One of the essential ways to save on airfare from London Heathrow Airport to New Windsor is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 40% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Stewart. 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 into for flights to New Windsor from London Heathrow?

    If you book a flight to New Windsor from London Heathrow, you will be flying to Stewart, which is the city’s only airport. New Windsor Stewart (SWF) is located 4.3 mi from the center of New Windsor. There are 0 flights from London Heathrow to Stewart per day from 0 different airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Stewart 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 New Windsor?

Book flights to New Windsor if you plan to visit one of these locations
Woodstock

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Alternative routes for Heathrow to Stewart

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

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Stewart. 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 Heathrow to Stewart?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Stewart.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Stewart with no change fees.

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

Yes, Cheapflights offers price alerts on Heathrow to Stewart flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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