How long is the flight from London Southend Airport to Belfast Intl Airport?

Airlines like easyJet fly from London Southend Airport to Belfast Intl Airport in about 12h 20m. The time it takes to get you to your destination can typically vary by up to . London Southend Airport and Belfast Intl Airport are separated by a distance of 357 mi.

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.

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).

What is the cheapest time of day to fly from SEN to BFS?

When flying from London Southend Airport to Belfast Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Southend to Belfast Intl?

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

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

Yes. Cheapflights offers flight deals from Southend 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.

£49+ Cheap Flights from London Southend Airport to Belfast Intl Airport

Cheap flight deals from Southend to Belfast Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Southend to Belfast Intl
Explore the most affordable flight options available from Southend to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Sun 1/1119:15 -

1 stop12h 20m

Sun 8/1109:25 -

1 stop9h 20m

Deal found 17/9£120

Thu 15/1017:20 -

1 stop14h 30m

Sun 18/1020:45 -

1 stop10h 35m

Deal found 20/9£161

Tue 6/1020:25 -

1 stop12h 55m

Sat 10/1021:40 -

2 stops33h 40m

Deal found 21/9£163

Sat 21/1106:50 -

1 stop12h 35m

Sun 22/1117:30 -

1 stop4h 50m

Deal found 21/9£164

Fri 2/1022:00 -

1 stop10h 00m

Sun 4/1020:45 -

1 stop10h 35m

Deal found 20/9£166

Fri 9/1022:00 -

1 stop10h 00m

Sun 11/1020:45 -

1 stop10h 35m

Deal found 20/9£169

Find flight deals from Southend to Belfast Intl

Round-trip from	£120
One-way from	£49
Popular in	July
Cheapest in	January
Average price	£67

easyJet
1/11-8/11
2 total stops
21h 40m total
London to Belfast

Search Deals

easyJet
8/11-31/12
1 total stop
12h 35m total
London to Belfast

Search Deals

Highest demand for flights based on searches. 25% potential increase in price (£19 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£3 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Southend Airport to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Thu 12/11

19:10-17:00

1 stop21h 50m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£70

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Thu 15/10

06:40-22:20

2 stops15h 40m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£72

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Sat 21/11

06:50-19:25

1 stop12h 35m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£72

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Fri 2/10

22:00-08:00

1 stop10h 00m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£77

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Tue 3/11

08:30-20:05

2 stops11h 35m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£78

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Wed 21/10

18:00-14:15

1 stop20h 15m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£83

Fastest return journey

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Sat 7/11

10:45-20:40

2 stops9h 55m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£84

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Fri 6/11

17:45-12:40

1 stop18h 55m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£87

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Thu 5/11

15:40-07:00

1 stop15h 20m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£88

LondonBelfast

SEN London Southend - BFS Belfast Intl

SENBFS

London Southend

Tue 15/12

08:15-10:55

1 stop26h 40m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£90

Flights are sorted by cheapest return flights first.

Deals found on 19/9

Showing 1-10 of 18 resultsSorted by cheapest first

Best time to book a flight from Southend to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Southend with our price prediction graph.

SEN-BFS

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.

Reviews of airlines servicing Belfast Intl

Check out reviews from past customers who have flown with easyJet from London Southend Airport to Belfast Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

easyJet

6.9

Okay

1,930 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Aleksandra,Aug 2026

LGW - RMU

Awful plane, old, rickety, ripped seats in places, rubbish left from previous passengers. The crew clothing was tatty, old, unkempt. I have never experienced anything like this. Ryanair had better standards.

easyJet

6.9

Okay

1,930 reviews

easyJet

6.9

Okay

1,930 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Aleksandra,Aug 2026

LGW - RMU

Related info for your journey

How long is the flight from London Southend Airport to Belfast Intl Airport?
Airlines like easyJet fly from London Southend Airport to Belfast Intl Airport in about 12h 20m. The time it takes to get you to your destination can typically vary by up to . London Southend Airport and Belfast Intl Airport are separated by a distance of 357 mi.
What is the cheapest airline to fly from London Southend Airport to Belfast Intl Airport round-trip?
Cheapflights users have booked flights from London Southend Airport to Belfast Intl Airport round-trip from £43.
Can I find deals for flights from Southend to Belfast Intl that include hotel bookings?
Yes. In addition to deals on Southend to Belfast Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Southend to Belfast Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southend to Belfast Intl.
Can I find deals for business class flights from Southend to Belfast Intl?
Yes. Cheapflights offers flight deals from Southend 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.

See more FAQs

Armagh

Newry

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Alternative routes

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Direct flights to Northern Ireland

Flights by cabin class

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Alternative routes for Southend to Belfast Intl

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Stansted to Belfast City flights

Luton to Belfast City flights

Stansted to Belfast Intl flights

Southend to Belfast City flights

Top airline flying from Southend to Belfast Intl

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£43	Average£77	FlexibilityNo cancel fee	On-time86%	Search easyJet flights

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How does Cheapflights help users find flights from Southend to Belfast Intl?

Cheapflights makes it easy to find Southend to Belfast Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Southend to Belfast Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Southend to Belfast Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Southend to Belfast Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Southend to Belfast Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from London Southend Airport to Belfast Intl Airport from £49

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southend to Belfast Intl

Cheapest flights from Southend to Belfast IntlExplore the most affordable flight options available from Southend to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Explore the most affordable flight options available from Southend to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Southend to Belfast IntlDiscover carefully curated flight deals from Southend to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Discover carefully curated flight deals from Southend to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Last-minute flights from Southend to Belfast IntlDiscover last-minute flight deals from Southend to Belfast Intl. Data last updated 22 September 2026 and is based on user searches.

Discover last-minute flight deals from Southend to Belfast Intl. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Southend to Belfast IntlSearch for one-way flight options from Southend to Belfast Intl. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Search for one-way flight options from Southend to Belfast Intl. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Find flight deals from Southend to Belfast Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Southend Airport to Belfast Intl Airport that are best for you.

Best time to book a flight from Southend to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Southend with our price prediction graph.

Reviews of airlines servicing Belfast Intl

Check out reviews from past customers who have flown with easyJet from London Southend Airport to Belfast Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London Southend Airport to Belfast Intl Airport?

What is the cheapest airline to fly from London Southend Airport to Belfast Intl Airport round-trip?

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

How can I find direct flights from Southend to Belfast Intl?

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

Travelling to a place near Belfast Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southend to Belfast Intl

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

Other flights to Belfast Intl

Explore flights to Belfast Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 September 2026.

Complete your trip

Complete your trip to Belfast Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Northern Ireland

Book a non-stop flight to one of these other cities located in Northern Ireland.

Search flights from Southend to Belfast Intl by cabin class

Find flights from Southend to Belfast Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Southend and Belfast Intl flights

Browse other Southend and Belfast Intl flight options. Last updated on 22 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Southend to Belfast Intl

Fly with Cheapflights

How does Cheapflights help users find flights from Southend to Belfast Intl?

Why should you use Cheapflights to find cheap flight tickets from Southend to Belfast Intl?

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Southend to Belfast Intl
Explore the most affordable flight options available from Southend to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Southend to Belfast Intl
Discover carefully curated flight deals from Southend to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Last-minute flights from Southend to Belfast Intl
Discover last-minute flight deals from Southend to Belfast Intl. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Southend to Belfast Intl
Search for one-way flight options from Southend to Belfast Intl. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.