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Cheap flights from New Windsor to Belfast Intl Airport from £280

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — BFS
21 Apr — 28 Apr1
1 adult

Cheap flight deals from Stewart to Belfast Intl

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Belfast Intl (BFS). 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 16 April 2025.

Round-trip from

£431

One-way from

£280

Popular in

October

Cheapest in

December

Average price

£565
14/9-1/10
  • 14/9-1/10
  • 4 total stops
  • 39h 15m total
  • New Windsor to Belfast
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16/6
  • 16/6
  • 3 total stops
  • 18h 30m total
  • New Windsor to Belfast
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£43 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Stewart to Belfast Intl

Cheapest flights from Stewart to Belfast Intl
Explore the most affordable flight options available from Stewart to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.

Sun 14/919:15SWF - BFS
2 stops22h 10mMultiple Airlines
Wed 1/1006:00BFS - SWF
2 stops17h 05mMultiple Airlines
Deal found 15/4£431

Cheapflights Fare Finder

Customise your flight search to find flights from Stewart to Belfast Intl 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 16 April 2025.
Use the filters below to find and compare flights from New Windsor to Belfast Intl Airport that are best for you.

Fly from

Stewart

Fly to

Belfast Intl

Route

Depart

Return

Price

New WindsorBelfast

SWF - BFS

SWFBFS

New Windsor Stewart

Sun 14/9

19:15-22:25

2 stops22h 10m

Belfast Intl

Wed 1/10

06:00-18:05

2 stops17h 05m

£431

New WindsorBelfast

SWF - BFS

SWFBFS

New Windsor Stewart

Mon 16/6

19:15-18:45

3 stops18h 30m

£280

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Best time to book a flight from Stewart to Belfast Intl

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

Cheapflights Insights

Everything you need to know about your flight from New Windsor to Belfast Intl Airport

Rainfall in Belfast Intl by month

Plan your trip to Belfast Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast Intl Airport ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast Intl Airport when rainfall is around 50.0 mm.

Temperature in Belfast Intl by month

Plan your trip to Belfast Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Related info for your journey

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

    Located just 4.3 mi from the city center, New Windsor Stewart is the airport most travelers will use when flying to Belfast Intl from New Windsor. Booking flights from Stewart (SWF) to Belfast Intl should be relatively easy as there are 0 daily outbound flights to Belfast Intl from 0 different airlines.

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

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

  • How can I find direct flights from Stewart to Belfast Intl?

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

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

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

  • What is the cheapest month to book a flight from New Windsor to Belfast Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from New Windsor to Belfast Intl Airport (average of £67). Flying from New Windsor to Belfast Intl Airport in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near New Windsor?

Book flights to New Windsor if you plan to visit one of these locations
Armagh
Newry
Ballymena
Cookstown
Dungannon

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Deals for Stewart to Belfast Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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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 Stewart to Belfast Intl.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Stewart to Belfast Intl flexibly with Cheapflights today.

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

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

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