Cheap flights from Northern Ireland to London from £22
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to London departing on 18/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Northern Ireland to London
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
British Airways flights from Northern Ireland to London
Our best British Airways deals on Northern Ireland to London flight tickets
KLM flights from Northern Ireland to London
Our best KLM deals on Northern Ireland to London flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Northern Ireland to London
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London?
The cheapest month to fly to London from Northern Ireland is in January. Flight prices, which tend to average around £44, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Northern Ireland averaging around £44.
What is the cheapest day to depart on your flight to London?
Our data shows that Friday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £63. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Northern Ireland to London for around £79.
What is the cheapest time of day to depart on your flight to London?
The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £97. Flights in the afternoon are often more expensive, with an average ticket price of £525.
What is the cheapest Northern Ireland to London flight route?
Fly from Belfast Intl to London Stansted for the best Northern Ireland - London flight prices
How far in advance should I book a flight to London?
You are more likely to see cheaper flights to London from Northern Ireland when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to London for around £118 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Northern Ireland for as low as £84 on momondo.
What cabin class options are available on Northern Ireland to London flights?
There are 3 cabin classes available to choose from on Northern Ireland to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Northern Ireland to London?
Ryanair, easyJet, and British Airways are the most popular carriers operating from Northern Ireland to London
Which airlines fly to London?
British Airways, easyJet and Ryanair are the top three most popular airlines that fly to London from Northern Ireland according to our data. British Airways is the first choice among our users, with 57% of people opting to fly with this airline when travelling to London. Keep in mind that there are 5 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
How many flights depart from Northern Ireland to London on average per day?
As of April 2025, 31 flights take off from Northern Ireland and land in London each day. The most common flight departure time for this route is 06:00, with 43% of daily flights taking off at midday.
How many flights depart from Northern Ireland to London on average per week?
The number of flights available between Northern Ireland and London is 223 per week as of April 2025. The most frequent departure day is Wed, with 31% of weekly flights leaving on this day.
Cheap Northern Ireland to London flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to London
When did momondo last update prices for flights from Northern Ireland to London?
Prices for flights from Northern Ireland to London are updated daily.
How many operators does momondo search for flights from Northern Ireland to London?
There are 5 operators available for flights from Northern Ireland to London as of April 2025.
How old do you have to be to fly from Northern Ireland to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Northern Ireland to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Northern Ireland to London is Airbus A320-100/200 (36.61% of total bookings). The next most popular plane models are Airbus A319 (35.69%), Boeing 737-800 Passenger/BBJ2 (winglets) (12.48%), and Airbus A320neo (4.95%).
Best airlines flying from Northern Ireland to London
Compare and see reviews for airlines that fly from Northern Ireland to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £26 | Free Cancellation | Rating 6.8 5,053 reviews | |||
| PriceFrom £28 | Free Cancellation | Rating 6.2 96 reviews | |||
| PriceFrom £30 | Free Cancellation | Rating 6.9 1,799 reviews | |||
| PriceFrom £74 | Free Cancellation | Rating 6.6 6,842 reviews | |||
| PriceFrom £129 | Free Cancellation | Rating 8.5 18 reviews |
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Northern Ireland to London?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Northern Ireland to London for you.
Can I find flights from Northern Ireland to London with flexible booking policies on momondo?
Yes. All flights to London from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Northern Ireland to London?
Once you have performed a search for Northern Ireland to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Northern Ireland to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Northern Ireland to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.