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Cheap flights from Houston George Bush Intcntl Airport to Belfast from £270

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 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BHD
22 Jul — 29 Jul1
1 adult

Cheap flight deals from George Bush Intcntl to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 July 2025.

Round-trip from

£519

One-way from

£270

Popular in

December

Cheapest in

January

Average price

£726
British Airways
  • British Airways
  • 12/10-19/10
  • 3 total stops
  • 43h 46m total
  • Houston to Belfast
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American Airlines
  • American Airlines
  • 13/8
  • 2 total stops
  • 17h 13m total
  • Houston to Belfast
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£41 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from George Bush Intcntl to Belfast

Cheapest flights from George Bush Intcntl to Belfast
Explore the most affordable flight options available from George Bush Intcntl to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 July 2025.

Sun 12/1016:49IAH - BHD
2 stops15h 51mBritish Airways
Sun 19/1015:50BHD - IAH
1 stop27h 55mBritish Airways
Deal found 16/7£519
Fri 3/1015:30IAH - BHD
1 stop23h 45mVirgin Atlantic
Tue 7/1006:30BHD - IAH
1 stop12h 45mVirgin Atlantic
Deal found 15/7£578
Fri 3/1015:30IAH - BHD
1 stop23h 45mDelta
Tue 7/1017:25BHD - IAH
1 stop25h 50mDelta
Deal found 14/7£579
Thu 17/715:30IAH - BHD
1 stop19h 25mMultiple Airlines
Sun 20/706:30BHD - IAH
1 stop12h 45mMultiple Airlines
Deal found 15/7£1,236
Thu 17/717:33IAH - BHD
2 stops17h 22mKLM
Sun 20/706:30BHD - IAH
1 stop12h 45mKLM
Deal found 15/7£1,240
Thu 17/705:30IAH - BFS
3 stops32h 15mMultiple Airlines
Sun 20/709:25BFS - IAH
3 stops44h 34mMultiple Airlines
Deal found 15/7£1,502

Cheapflights Fare Finder

Customise your flight search to find flights from George Bush Intcntl to Belfast 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 17 July 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Belfast that are best for you.

Fly from

George Bush Intcntl

Fly to

Belfast

Route

Depart

Return

Price

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Sun 12/10

16:49-14:40

2 stops15h 51m

Belfast City

Sun 19/10

15:50-13:45

1 stop27h 55m

£519

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 3/10

15:30-21:15

1 stop23h 45m

Belfast City

Tue 7/10

06:30-13:15

1 stop12h 45m

£578

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 3/10

15:30-21:15

1 stop23h 45m

Belfast City

Tue 7/10

17:25-13:15

1 stop25h 50m

£579

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 13/8

10:07-09:20

2 stops17h 13m

£270

HoustonBelfast

IAH - BFS

IAHBFS

Houston George Bush Intcntl

Wed 13/8

05:45-19:40

2 stops31h 55m

£273

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 13/8

21:00-18:40

1 stop15h 40m

£283

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 13/8

09:14-20:35

3 stops29h 21m

£320

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Best time to book a flight from George Bush Intcntl to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Belfast
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated 17 July 2025.
See what other customers who have flown with Delta, Virgin Atlantic, andAmerican Airlines from Houston George Bush Intcntl Airport to Belfast have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,959 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,959 reviews
Delta
8.0
Very Good
7,959 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
655 reviews
Delta
8.0
Very Good
7,959 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,959 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.6
Okay
7,145 reviews
Delta
8.0
Very Good
7,959 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Belfast round-trip?

    According to our current data, British Airways (£519), Virgin Atlantic (£578), and Delta (£579) offers the cheapest pricing from Houston George Bush Intcntl Airport to Belfast.

  • Can I find deals for flights from George Bush Intcntl to Belfast that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Belfast?

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

  • Can I find deals for business class flights from George Bush Intcntl to Belfast?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Belfast 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 Houston George Bush Intcntl Airport to Belfast?

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Belfast (average of £67). Flying from Houston George Bush Intcntl Airport to Belfast in July is currently the most expensive (average of £90). 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

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Alternative routes for George Bush Intcntl to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Belfast City flights
George Bush Intcntl to Belfast Intl flights
George Bush Intcntl to Belfast City flights

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