Cheap Flights from Houston to Belfast

Compare Houston to Belfast flight deals

Find the cheapest month or even day of the year to fly to Belfast

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Flight deals from Houston to Belfast

Looking for a cheap last-minute deal or the best return flight from Houston to Belfast? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Houston to Belfast

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston to Belfast flights are currently cheapest in March.

Alternative Houston to Belfast routes

Looking for the cheapest, fastest or easiest route from Houston to Belfast? You could fly into the following airports instead.

Houston to Belfast: Flight information

The things to know before you go.
Cheapest flight found$1,456
Cheapest month to flyApril

Finding cheap flights from Houston to Belfast: Frequently asked questions

There are 2 airports in Belfast: Belfast City and Belfast International.
The best price we found for a return flight from Houston to Belfast is $1,456. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Houston to Belfast. But we found flights with one or more stops from $1,456.
As of March 2026, there are no flights flying from Houston to Belfast.
The cheapest month to fly from Houston to Belfast is usually April.
If you're flying from Houston, the cheapest airport near Belfast is Belfast City – which is 3.7 km away from the centre of Belfast. We've found flights into this airport from $1,456.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Houston to Belfast on Sunday, 26 April 2026.
No airlines currently offer direct flights between Houston and Belfast. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Belfast but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Belfast is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 6°C. August is typically the warmest month in Belfast, when it usually averages around 17°C. You can expect the least rain in May. The coldest month is January, with temperatures averaging 4°C. The rainiest month is October.
The cheapest airline that flies to Belfast is British Airways .

Flying from Houston to Belfast: what you need to know

  • There are two main airports you can start your trip from in Houston. Explore your options leaving from George Bush Intercontinental Airport (IAH) or William P. Hobby Airport (HOU) when planning your flight from Houston to Belfast.

  • Belfast International Airport (BFS) and George Best Belfast City Airport (BHD) are Belfast's major gateways.

  • Belfast is five hours ahead of Houston and observes the UTC+0 timezone.

  • To ensure you catch your Houston to Belfast flight, allow plenty of time for things like check-in and baggage drop. Arriving two hours before international departures and one hour before domestic flights is the general rule.

  • Be prepared for longer lines in popular months such as July. Arriving up to four hours ahead of international flights and two hours for a domestic departure will give you plenty of time for security and boarding.

How to find the cheapest flights from Houston to Belfast

  • To pick up cheap Houston to Belfast flights, book early. Airlines tend to offer their most competitively priced fares when tickets are first released.

  • If you can be flexible with your travel dates, use the 'Whole month' search tool. It'll give you the lowest price across each month when searching for your plane ticket from Houston to Belfast.

  • Stay on top of deals for cheap flights from Houston to Belfast by setting up a Price Alert. We'll send you an email or push notification on the app when a new low fare is offered.

  • Lock in a cheap Houston to Belfast flight with the help of our filters. Select your preferred duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Flying from Houston

George Bush Intercontinental Airport (IAH)

  • Think about adding a stopover to possibly find a cheaper Houston to Belfast flight. Just deselect 'Direct flights only' when searching for departures from George Bush Intercontinental Airport. Take a pause at one of these popular options:

    • London Heathrow Airport (LHR)

    • Amsterdam Airport Schiphol (AMS)

    • Frankfurt Airport (FRA)

  • IAH is around 21 kilometres from central Houston. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 20 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the trip time to be around 50 minutes.

  • Want an easy start to your break? Stay near George Bush Intercontinental Airport. Whether you have an early flight from Houston to Belfast or just don't want to be rushed, these hotels are the answer:

  • 78.42% of flights departing from George Bush Intercontinental Airport arrive at their destination on time.

  • IAH is located at 16930 JFK Boulevard.

William P. Hobby Airport (HOU)

Arriving in Belfast

Belfast International Airport (BFS)

  • Belfast International Airport (BFS) is approximately 19 kilometres from the centre of Belfast. If you're catching a cab or a ride-share, the drive will take around 30 minutes.

  • If you're using public transport, expect a journey time of around 2 hours.

  • The last thing you want is a long journey to your hotel if you're getting in late on a flight from Houston to Belfast. Book one of these accommodation options near BFS instead:

  • Travel at your own speed with a Belfast International Airport rental car. Book your wheels from Budget, Drivalia or Dollar and see more of Belfast and beyond.

  • Secure the lowest price by reserving your vehicle from Belfast International Airport about three weeks before your trip.

George Best Belfast City Airport (BHD)

  • As soon as your flight from Houston to Belfast has hit the runway, you can get to the city centre in around 10 minutes by car. Central Belfast is approximately 5 kilometres from George Best Belfast City Airport (BHD).

  • You can expect the trip to take about 20 minutes on public transport.

  • There are some comfortable places to lay your head close to BHD. Tuck yourself in after your Houston to Belfast flight at any of these well-located options:

  • No time to waste? The fastest way to get to where you're going is with a George Best Belfast City Airport rental car. Pick up your wheels from Budget, Sixt or Alamo and get going in the blink of an eye.

  • Avoid last-minute price surges. Reserving your ride two weeks before your arrival at BHD will help you save.

Best time to go to Belfast

  • It's time to work out your dates for your flight from Houston to Belfast. August is the busiest month to travel to Belfast. If you like a quieter vibe, go in January.

  • When booking your Houston to Belfast tickets, think about what kind of weather works for you. July is the warmest month in Belfast, with temperatures ranging from 10ºC to 19ºC.

  • Look for cheap flights from Houston to Belfast in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 1ºC and 8ºC on average.

More about Belfast

Explore more of United Kingdom

  • You've seen Belfast, now it's time to discover other parts of United Kingdom. Travel about 354 kilometres south-east to Birmingham to check off its leading sights. From Cadbury World to The Library of Birmingham and National Sea Life Centre, there's plenty to keep you on the go.

  • If you're interested in discovering another well-known destination in United Kingdom, head for Bristol, about 418 kilometres south-east of Belfast. Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.