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$357+ Cheap flights from George Bush Intcntl (IAH) to Belfast

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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BHD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$901
(American Airlines)

One-way from

$357
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$1,106
From Houston George Bush Intcntl to Belfast
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One-way flight from Houston George Bush Intcntl to Belfast
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Highest demand for flights based on searches. 10% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($80 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/159:00 pmIAH - BHD
1 stop16h 25mAmerican Airlines
Fri 7/256:35 amBHD - IAH
2 stops19h 20mAmerican Airlines
Deal found 6/10$901
This British Airways deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/153:30 pmIAH - BHD
1 stop13h 05mBritish Airways
Fri 7/256:35 amBHD - IAH
2 stops17h 56mBritish Airways
Deal found 6/12$905
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/157:20 amIAH - BFS
3 stops33h 00mMultiple Airlines
Tue 6/178:55 pmBFS - IAH
2 stops32h 44mMultiple Airlines
Deal found 6/11$984
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/810:08 amIAH - BHD
2 stops28h 17mMultiple Airlines
Tue 7/157:05 amBHD - IAH
3 stops45h 49mMultiple Airlines
Deal found 6/10$1,079
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/155:59 pmIAH - BHD
2 stops21h 06mDelta
Fri 7/256:30 amBHD - IAH
2 stops17h 05mDelta
Deal found 6/11$1,340

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 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

Tue 7/15

9:00 pm-7:25 pm

1 stop16h 25m

Belfast City

Fri 7/25

6:35 am-7:55 pm

2 stops19h 20m

$901

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Tue 7/15

3:30 pm-10:35 am

1 stop13h 05m

Belfast City

Fri 7/25

6:35 am-6:31 pm

2 stops17h 56m

$905

HoustonBelfast

IAH - BFS

IAHBFS

Houston George Bush Intcntl

Tue 7/8

10:08 am-7:25 pm

2 stops27h 17m

Belfast Intl

Tue 7/15

6:15 am-10:54 pm

3 stops46h 39m

$1,049

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Tue 7/8

10:08 am-8:25 pm

2 stops28h 17m

Belfast City

Tue 7/15

7:05 am-10:54 pm

3 stops45h 49m

$1,079

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Tue 7/15

5:59 pm-9:05 pm

2 stops21h 06m

Belfast City

Fri 7/25

6:30 am-5:35 pm

2 stops17h 05m

$1,340

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Mon 7/21

3:30 pm-12:55 pm

1 stop15h 25m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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 round-trip 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

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

Find hourly flight availability from George Bush Intcntl to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Houston George Bush Intcntl Airport to Belfast is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast when rainfall is around 2.0 in.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,008 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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?

    Our cheapest airline available from Houston George Bush Intcntl Airport to Belfast is American Airlines. Our recent data shows that you can find tickets from as low as $901 on this airline. Additional options worth looking into are British Airways and Delta, starting at $905 and $1,340 round-trip.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Belfast (average of $657). Flying from Houston George Bush Intcntl Airport to Belfast in June is currently the most expensive (average of $1,189). 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 Intl flights
George Bush Intcntl to Belfast Intl flights
Hobby to Belfast City flights
George Bush Intcntl to Belfast City flights

Top airline flying from George Bush Intcntl to Belfast

Discover the top airline that operate flights from George Bush Intcntl to Belfast. 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$676Average$808FlexibilityNo cancel feeOn-time70%

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