Cheap flights from Northern Ireland to London Gatwick Airport from £18

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LGW
11 Mar — 18 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Gatwick
Explore the most affordable flight options available from Northern Ireland to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 February 2026.

Wed 11/307:25
BHD
-
LGW
Nonstop1h 30m
easyJet
Wed 18/308:05
LGW
-
BHD
Nonstop1h 30m
easyJet
Deal found 8/2£40
Tue 24/314:15
BFS
-
LGW
Nonstop1h 25m
easyJet
Tue 31/306:10
LGW
-
BFS
Nonstop1h 30m
easyJet
Deal found 7/2£42
Thu 26/206:30
BFS
-
LGW
Nonstop1h 30m
easyJet
Sat 28/206:10
LGW
-
BFS
Nonstop1h 30m
easyJet
Deal found 6/2£43
Sun 8/307:25
BHD
-
LGW
Nonstop1h 30m
easyJet
Mon 9/308:05
LGW
-
BHD
Nonstop1h 30m
easyJet
Deal found 6/2£43
Wed 25/208:35
BFS
-
LGW
Nonstop1h 25m
easyJet
Fri 27/207:00
LGW
-
BFS
Nonstop1h 30m
easyJet
Deal found 7/2£43
Sun 8/307:25
BHD
-
LGW
Nonstop1h 30m
easyJet
Tue 10/307:25
LGW
-
BHD
Nonstop1h 30m
easyJet
Deal found 6/2£43
Mon 9/320:55
BFS
-
LGW
Nonstop1h 25m
easyJet
Mon 16/306:30
LGW
-
BFS
Nonstop1h 30m
easyJet
Deal found 7/2£44
Wed 4/314:15
BHD
-
LGW
Nonstop1h 20m
easyJet
Sat 7/307:50
LGW
-
BHD
Nonstop1h 30m
easyJet
Deal found 7/2£44
Mon 23/308:35
BFS
-
LGW
Nonstop1h 25m
easyJet
Mon 30/306:15
LGW
-
BFS
Nonstop1h 30m
easyJet
Deal found 6/2£45
Wed 25/218:25
BFS
-
LGW
Nonstop1h 25m
easyJet
Thu 26/208:35
LGW
-
BFS
Nonstop1h 30m
easyJet
Deal found 8/2£46
Thu 5/306:30
BFS
-
LGW
Nonstop1h 30m
easyJet
Thu 5/316:25
LGW
-
BFS
Nonstop1h 30m
easyJet
Deal found 6/2£46
Sat 7/307:25
BHD
-
LGW
Nonstop1h 30m
easyJet
Sat 14/307:50
LGW
-
BHD
Nonstop1h 30m
easyJet
Deal found 7/2£46

Find flight deals from Northern Ireland to Gatwick

Keep the following information in mind while searching for Northern Ireland to Gatwick flight deals. Data was last updated 9 February 2026.

Round-trip from

£40

One-way from

£18

Popular in

June

Cheapest in

March

Average price

£51

Good round-trip deal

£58 or less

Good one-way deal

£28 or less
easyJet
  • easyJet
  • 11/3-18/3
  • Nonstop
  • 3h 00m total
  • Northern Ireland to London
easyJet
  • easyJet
  • 31/3
  • Nonstop
  • 1h 30m total
  • Northern Ireland to London
Highest demand for flights based on searches. 22% potential increase in price (£14 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£3 potential savings vs. average return price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from Northern Ireland to London Gatwick.
Price to beat on a one-way flight from Northern Ireland to London Gatwick.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Gatwick 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 9 February 2026.
Use the filters below to find and compare flights from Northern Ireland to London Gatwick Airport that are best for you.

Fly from

Northern Ireland

Fly to

Gatwick

Route

Depart

Return

Price

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Thu 26/2

06:30-08:00

Nonstop1h 30m

London Gatwick

Sat 28/2

06:10-07:40

Nonstop1h 30m

£43

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Fri 20/3

21:20-22:45

Nonstop1h 25m

London Gatwick

Sun 22/3

07:25-08:55

Nonstop1h 30m

£43

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Thu 26/2

20:05-21:30

Nonstop1h 25m

London Gatwick

Fri 27/2

07:00-08:30

Nonstop1h 30m

£43

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Tue 24/3

14:15-15:40

Nonstop1h 25m

London Gatwick

Tue 31/3

06:10-07:40

Nonstop1h 30m

£43

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Wed 11/3

06:30-08:00

Nonstop1h 30m

London Gatwick

Wed 18/3

06:25-07:55

Nonstop1h 30m

£43

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Thu 12/3

06:30-08:00

Nonstop1h 30m

London Gatwick

Tue 17/3

06:25-07:55

Nonstop1h 30m

£43

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Thu 26/2

06:30-08:00

Nonstop1h 30m

London Gatwick

Thu 5/3

08:35-10:05

Nonstop1h 30m

£43

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Fri 27/2

21:20-22:45

Nonstop1h 25m

London Gatwick

Mon 2/3

08:35-10:05

Nonstop1h 30m

£43

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Wed 18/3

08:35-10:00

Nonstop1h 25m

London Gatwick

Mon 23/3

06:30-08:00

Nonstop1h 30m

£43

BelfastLondon

BHD - LGW

BHDLGW

Belfast City

Sun 8/3

07:25-08:55

Nonstop1h 30m

London Gatwick

Tue 10/3

07:25-08:55

Nonstop1h 30m

£43

Flights are sorted by cheapest return flights first.

Deals found on 8/2

Showing 1-10 of 38 results
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Best time to book a flight from Northern Ireland to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Northern Ireland 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 Northern Ireland to London Gatwick Airport

What is the cheapest month to book a flight from Northern Ireland to London Gatwick Airport?

Currently, December is the cheapest month in which you can book a flight from Northern Ireland to London Gatwick Airport (average of £30). Flying from Northern Ireland to London Gatwick Airport in July is currently the most expensive (average of £73). 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.

What is the cheapest time of day to fly from NIR to LGW?

Find hourly flight availability from Northern Ireland to Gatwick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 February 2026.

It’s optimal to fly from Northern Ireland to London Gatwick Airport in the evening. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Northern Ireland to London Gatwick Airport?

Use this chart to determine the cheapest time to fly return from Northern Ireland to Gatwick. Price data was last updated on 7 February 2026.

Travellers seeking maximum savings on their Northern Ireland to London Gatwick Airport flight should consider departing on Saturday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Northern Ireland to London Gatwick Airport?

    A quick flight from Northern Ireland to London Gatwick Airport can take about 1h 30m. easyJet provides one of the quickest options available for as low as £43. The distance from Northern Ireland to London Gatwick Airport is about 349 mi. Most flights are nonstop.

  • What are the cheapest flights from Northern Ireland to London Gatwick Airport?

    While on average a flight from Northern Ireland to London Gatwick Airport is generally £87, our data shows the cheapest flight currently is £17. When looking at the most popular route, (Belfast Intl - London Gatwick), you can expect to pay £43 for that flight.

  • Can I find deals for flights from Northern Ireland to Gatwick that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to Gatwick?

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

  • Can I find deals for business class flights from Northern Ireland to Gatwick?

    Yes. Cheapflights offers flight deals from Northern Ireland to Gatwick 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 Northern Ireland to London Gatwick Airport?

    Currently, December is the cheapest month in which you can book a flight from Northern Ireland to London Gatwick Airport (average of £30). Flying from Northern Ireland to London Gatwick Airport in July is currently the most expensive (average of £73). 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 London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Wembley
Gatwick
Slough
Ilford
Hounslow
Brentford
Hayes
Colchester
Watford
Guildford
Bedford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Romford
Ipswich

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Northern Ireland to Gatwick

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

Top airline flying from Northern Ireland to Gatwick

Discover the top airline that operate flights from Northern Ireland to Gatwick. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 February 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£41Average£110FlexibilityNo cancel feeOn-time86%
Search easyJet flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Northern Ireland to Gatwick?

When you search for this flight from Northern Ireland to Gatwick, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Gatwick?

Cheapflights helps you find that perfect flight to Gatwick from Northern Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Northern Ireland to Gatwick with no change fees?

Yes! Cheapflights helps users easily find flights from Northern Ireland to Gatwick with no change fees.

Can Cheapflights notify me if prices for flights from Northern Ireland to Gatwick become cheaper?

Yes! Start tracking prices for Northern Ireland to Gatwick flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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