$25 Cheap Flights from Belfast (BFS) to London (STN)

View $25 flight on Fri, Aug 8, 2025Opens in a new window

Popular airlines from Belfast International Airport (BFS) to Stansted Airport (STN)

Find available prices by choosing your travel dates.

Cheap Flights from Belfast to London (BFS-STN)

Prices were available within the past 7 days and start at $25 for one-way flights and $50 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Tue, Aug 5 - Thu, Aug 7
BFS
Belfast
STN
London
$50 Roundtrip, found 6 hours ago
$50
Roundtrip
found 6 hours ago
Select Ryanair flight, departing Tue, Aug 5 from Belfast to London, returning Thu, Aug 7, priced at $50 found 6 hours ago
Ryanair
Thu, Jun 5 - Sat, Jun 14
BFS
Belfast
STN
London
$54 Roundtrip, found 4 days ago
$54
Roundtrip
found 4 days ago
Select Ryanair flight, departing Thu, Jun 5 from Belfast to London, returning Sat, Jun 14, priced at $54 found 4 days ago
Ryanair
Fri, Aug 1 - Sun, Aug 10
BFS
Belfast
STN
London
$54 Roundtrip, found 4 days ago
$54
Roundtrip
found 4 days ago
Select Ryanair flight, departing Fri, Aug 1 from Belfast to London, returning Sun, Aug 10, priced at $54 found 4 days ago
Ryanair
Tue, Jun 3 - Sat, Jun 7
BFS
Belfast
STN
London
$55 Roundtrip, found 8 hours ago
$55
Roundtrip
found 8 hours ago
Select Ryanair flight, departing Tue, Jun 3 from Belfast to London, returning Sat, Jun 7, priced at $55 found 8 hours ago
Ryanair
Wed, Aug 27 - Wed, Sep 3
BFS
Belfast
STN
London
$56 Roundtrip, found 3 days ago
$56
Roundtrip
found 3 days ago
Select Ryanair flight, departing Wed, Aug 27 from Belfast to London, returning Wed, Sep 3, priced at $56 found 3 days ago
Ryanair
Sat, May 10 - Mon, May 12
BFS
Belfast
STN
London
$57 Roundtrip, found 9 hours ago
$57
Roundtrip
found 9 hours ago
Select Ryanair flight, departing Sat, May 10 from Belfast to London, returning Mon, May 12, priced at $57 found 9 hours ago
Ryanair
Sat, Jun 14 - Mon, Jun 16
BFS
Belfast
STN
London
$58 Roundtrip, found 3 days ago
$58
Roundtrip
found 3 days ago
Select Ryanair flight, departing Sat, Jun 14 from Belfast to London, returning Mon, Jun 16, priced at $58 found 3 days ago
Ryanair
Wed, Jun 11 - Fri, Jun 13
BFS
Belfast
STN
London
$59 Roundtrip, found 1 day ago
$59
Roundtrip
found 1 day ago
Select Ryanair flight, departing Wed, Jun 11 from Belfast to London, returning Fri, Jun 13, priced at $59 found 1 day ago
Ryanair
Sat, Jun 14 - Mon, Jun 16
BFS
Belfast
STN
London
$60 Roundtrip, found 3 days ago
$60
Roundtrip
found 3 days ago
Select Ryanair flight, departing Sat, Jun 14 from Belfast to London, returning Mon, Jun 16, priced at $60 found 3 days ago
easyJet
Wed, May 14 - Sat, May 17
BFS
Belfast
STN
London
$82 Roundtrip, found 17 hours ago
$82
Roundtrip
found 17 hours ago
Select easyJet flight, departing Wed, May 14 from Belfast to London, returning Sat, May 17, priced at $82 found 17 hours ago
Flights from Belfast (BFS) to London (STN)
Origin airport
Belfast Intl.
Destination airport
Stansted
Airlines serving
Ryanair, easyJet
Roundtrip price
$50
Distance
328 mi

Belfast to London Flights

The cheapest times to fly from Belfast to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Belfast to London are during the month of August. You can find some of the cheapest flights from Belfast to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Belfast to London

Sunday is one of the best days to book for cheap flights from Belfast to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Belfast to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Belfast to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $25 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Belfast to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Belfast to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Belfast Intl. Airport (BFS) to Stansted Airport (STN) cost?
Cheap return flights from Belfast Intl. Airport (BFS) to Stansted Airport (STN) start at $50. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Ryanair flight leaving BFS on May 12 2025 and touching down at STN. The price was last updated on April 25 2025 and has not changed since.
What is the cheapest month to fly from BFS to STN?
The cheapest flights from BFS to STN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Belfast Intl. Airport (BFS) to Stansted Airport (STN)?
If you’re departing from Belfast Intl. Airport (BFS), you can jump on a nonstop flight to Stansted Airport (STN) with easyJet.
What is the cheapest airline that flies from BFS to STN?
Jet off from BFS to STN with Ryanair. This airline currently has the cheapest one-way fare for this route, starting at $25. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BFS on July 16 2025. Prices were last updated on April 25 2025 and have not changed since.
How many flights per day from Belfast Intl. Airport (BFS) to Stansted Airport (STN)?
When flying out of Belfast Intl. Airport (BFS), you can take your pick from an average of 4 daily direct flights to Stansted Airport (STN).
What are the most popular departure times for flights from Belfast Intl. Airport (BFS) to Stansted Airport (STN)?
More travelers fly between BFS and STN at 6 PM than at any other time of day. Rather skip the crowds? Pick a flight outside the busiest times and you could save on your ticket as well.
What day of the week has the most flights from BFS to STN?
Friday has the most flights from Belfast Intl. Airport (BFS) to Stansted Airport (STN). Consider traveling on this day and you’ll have the best chance of finding a departure that fits your plans.
What is the earliest flight from Belfast Intl. Airport (BFS) to Stansted Airport (STN)?
Take the earliest flight at around 5:45AM UTC+0, departing from Belfast Intl. Airport (BFS). You’ll be flying for around 1h 20m, arriving at Stansted Airport (STN) at approximately 7:05AM UTC+0.
How long does it take to fly from Belfast Intl. Airport (BFS) to Stansted Airport (STN)?
It takes about 1 hour and 17 minutes to fly the 330 mi from BFS to STN.
What is the best time to fly from Belfast Intl. Airport (BFS) to Stansted Airport (STN)?
Select a flight from Belfast Intl. Airport (BFS) to Stansted Airport (STN) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for London from Belfast Intl. Airport (BFS)?
Catch a direct flight from Belfast Intl. Airport (BFS) to London and land at one of these hubs:

  • Stansted Airport (STN)
  • Gatwick Airport (LGW)
  • Luton Airport (LTN)

Is it cheaper to buy a plane ticket from Belfast Intl. Airport (BFS) to Stansted Airport (STN) last-minute?
Holding off until right before your break to book a ticket from BFS to STN often results in higher prices. While you might find some last-minute discounts, there’s no guarantee. Keep your travel schedule open to maximize your chances of snagging a bargain.
Is it cheaper to book a BFS to STN flight and hotel package?
You’ll typically save money by booking a BFS to STN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one convenient place. Once you’ve selected your preferred flights and accommodations, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Belfast Intl. Airport (BFS) to Stansted Airport (STN)?
In most cases, you’re able to reschedule or cancel your BFS to STN flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline’s guidelines and fees on flight changes, or if you’d like further details, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.