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

Cheapflights users have booked flights from Houston George Bush Intcntl Airport to Belfast City Airport round-trip from $734. Other airlines that can offer you cheap pricing are American Airlines, from $739, and Delta, from $1,117. You may be able to fly from Houston George Bush Intcntl Airport to Belfast City Airport for 19% less than the average price by searching for these airlines.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Belfast City Airport?

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Belfast City Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Houston George Bush Intcntl Airport to Belfast City Airport?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 26% when planning your travel around this day of the week.

What is the cheapest month to fly from Houston George Bush Intcntl Airport to Belfast City Airport?

January can be a great time to fly to Belfast City Airport from Houston George Bush Intcntl Airport with a flight ticket averaging about $887. Cheapflights users have found deals in the month of January for as cheap as $596. The most expensive prices can be found in the month of December.

Most accurate provider : When it comes to deals on Houston George Bush Intcntl Airport-Belfast City Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Houston George Bush Intcntl Airport-Belfast City Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Belfast City Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Houston George Bush Intcntl Airport-Belfast City Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Belfast City Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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 City.

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

Yes. Cheapflights offers flight deals from George Bush Intcntl to Belfast City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$376+ Flights from Houston George Bush Intcntl Airport to Belfast City Airport

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1. Tell us where you want to go

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2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheap flight deals from George Bush Intcntl to Belfast City

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$734 (Cheapflightsfares)
One-way from	$376 (Cheapflightsfares)
Popular in	June
Cheapest in	September
Average price	$839

Provider with most accurate pricing for Houston George Bush Intcntl-Belfast City flight deals.

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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Belfast City flights.

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From Houston George Bush Intcntl to Belfast City

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One-way flight from Houston George Bush Intcntl to Belfast City

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Highest demand for flights based on searches. 15% potential increase in price ($162 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($56 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from George Bush Intcntl to Belfast City

Cheapest flights from George Bush Intcntl to Belfast City
Explore the most affordable flight options available from George Bush Intcntl to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Fri 10/179:00 pmIAH - BHD

1 stop12h 30mBritish Airways

Fri 10/246:35 amBHD - IAH

1 stop18h 40mBritish Airways

Deal found 4/29

$734

Fri 10/174:25 pmIAH - BHD

2 stops17h 05mAmerican Airlines

Fri 10/246:35 amBHD - IAH

1 stop13h 10mAmerican Airlines

Deal found 4/29

$739

Sun 6/13:30 pmIAH - BHD

1 stop23h 45mKLM

Sat 6/145:25 pmBHD - IAH

1 stop25h 50mKLM

Deal found 4/29

$1,117

Sun 7/1310:16 amIAH - BHD

3 stops20h 39mAer Lingus

Mon 7/217:00 amBHD - IAH

3 stops32h 36mAer Lingus

Deal found 4/29

$1,775

Sun 7/134:33 pmIAH - BHD

3 stops22h 22mMultiple Airlines

Mon 7/216:45 pmBHD - IAH

2 stops24h 55mMultiple Airlines

Deal found 4/29

$2,441

Best flights from George Bush Intcntl to Belfast City
Discover carefully curated flight deals from George Bush Intcntl to Belfast City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Fri 10/179:00 pmIAH - BHD

1 stop12h 30mBritish Airways

Fri 10/246:35 amBHD - IAH

1 stop18h 40mBritish Airways

Deal found 4/29

$734

Fri 10/174:25 pmIAH - BHD

2 stops17h 05mAmerican Airlines

Fri 10/246:35 amBHD - IAH

1 stop13h 10mAmerican Airlines

Deal found 4/29

$739

Sun 6/13:30 pmIAH - BHD

1 stop23h 45mDelta

Sun 6/156:30 amBHD - IAH

1 stop12h 45mDelta

Deal found 4/29

$1,117

Sun 7/1310:16 amIAH - BHD

3 stops20h 39mAer Lingus

Mon 7/217:00 amBHD - IAH

3 stops32h 36mAer Lingus

Deal found 4/29

$1,775

Sun 7/134:33 pmIAH - BHD

3 stops22h 22mMultiple Airlines

Mon 7/216:45 pmBHD - IAH

2 stops24h 55mMultiple Airlines

Deal found 4/29

$2,441

Mon 6/93:30 pmIAH - BHD

1 stop23h 45mKLM

Mon 6/165:25 pmBHD - IAH

1 stop25h 50mKLM

Deal found 4/29

$5,834

Last-minute flights from George Bush Intcntl to Belfast City
Discover last-minute flight deals from George Bush Intcntl to Belfast City. Data last updated April 29, 2025 and is based on user searches.

Sat 5/315:39 pmIAH - BHD

2 stops17h 36mAmerican Airlines

Sat 6/147:05 amBHD - IAH

2 stops20h 21mAmerican Airlines

Deal found 4/29

$1,070

Sat 5/313:30 pmIAH - BHD

1 stop23h 45mKLM

Sat 6/146:30 amBHD - IAH

1 stop12h 45mKLM

Deal found 4/29

$1,117

One-way flights from George Bush Intcntl to Belfast City
Search for one-way flight options from George Bush Intcntl to Belfast City. Find affordable one-way fares based on user searches. Data last updated April 29, 2025.

Mon 7/213:30 pmIAH - BHD

1 stop15h 25mBritish Airways

Deal found 4/29

$376

Wed 7/168:56 pmIAH - BHD

2 stops55h 39mMultiple Airlines

Deal found 4/29

$383

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 10/17

9:00 pm-3:30 pm

1 stop12h 30m

Belfast City

Fri 10/24

6:35 am-7:15 pm

1 stop18h 40m

$734

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 10/17

4:25 pm-3:30 pm

2 stops17h 05m

Belfast City

Fri 10/24

6:35 am-1:45 pm

1 stop13h 10m

$739

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Sun 6/1

3:30 pm-9:15 pm

1 stop23h 45m

Belfast City

Sun 6/15

6:30 am-1:15 pm

1 stop12h 45m

$1,117

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Sun 7/13

10:16 am-12:55 pm

3 stops20h 39m

Belfast City

Mon 7/21

7:00 am-9:36 am

3 stops32h 36m

$1,775

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Sun 7/13

4:33 pm-8:55 pm

3 stops22h 22m

Belfast City

Mon 7/21

6:45 pm-1:40 pm

2 stops24h 55m

$2,441

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Mon 6/9

3:30 pm-9:15 pm

1 stop23h 45m

Belfast City

Mon 6/16

5:25 pm-1:15 pm

1 stop25h 50m

$5,834

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Mon 7/21

3:30 pm-12:55 pm

1 stop15h 25m

$376

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 7/16

8:56 pm-10:35 am

2 stops55h 39m

$383

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from George Bush Intcntl to Belfast City

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Belfast City in April.

Provider	Price Accuracy	Trust Score*
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Belfast City Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Houston George Bush Intcntl Airport-Belfast City Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Belfast City Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Belfast City Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Belfast City Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Belfast City 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 City Airport

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

One of the essential ways to save on airfare from Houston George Bush Intcntl Airport to Belfast City Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 7% on airfare.

Rainfall in Belfast City by month

In terms of precipitation, rainfall in Belfast City Airport 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 City Airport when rainfall is around 2.0 in.

Temperature in Belfast City by month

If weather is an important factor for your trip to Belfast City 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 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 City

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,929 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,334 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aer Lingus

7.0

Good

1,076 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways

6.6

Okay

6,835 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Belfast City Airport round-trip?
Cheapflights users have booked flights from Houston George Bush Intcntl Airport to Belfast City Airport round-trip from $734. Other airlines that can offer you cheap pricing are American Airlines, from $739, and Delta, from $1,117. You may be able to fly from Houston George Bush Intcntl Airport to Belfast City Airport for 19% less than the average price by searching for these airlines.
Can I find deals for flights from George Bush Intcntl to Belfast City that include hotel bookings?
Yes. In addition to deals on George Bush Intcntl to Belfast City flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from George Bush Intcntl to Belfast City?
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 City.
Can I find deals for business class flights from George Bush Intcntl to Belfast City?
Yes. Cheapflights offers flight deals from George Bush Intcntl to Belfast City 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

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Top airline flying from George Bush Intcntl to Belfast City

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$650	Average$834	FlexibilityNo cancel fee	On-time70%

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$376+ Cheap flights from George Bush Intcntl (IAH) to Belfast City (BHD)

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.

Find cheap flights from George Bush Intcntl to Belfast City with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from George Bush Intcntl to Belfast City

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from George Bush Intcntl to Belfast City

Cheapest flights from George Bush Intcntl to Belfast CityExplore the most affordable flight options available from George Bush Intcntl to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Explore the most affordable flight options available from George Bush Intcntl to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Belfast City Airport that are best for you.

Compare providers for flights from George Bush Intcntl to Belfast City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Belfast City in April.

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

Have a flexible travel schedule? Discover the best time to fly to Belfast City from George Bush Intcntl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Belfast City Airport

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

Find hourly flight availability from George Bush Intcntl to Belfast City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Rainfall in Belfast City by month

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

Temperature in Belfast City by month

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

Reviews of airlines servicing Belfast City

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Belfast City. 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 City Airport round-trip?

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

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

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

Traveling to a place near Houston George Bush Intcntl Airport?

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Alternative routes for George Bush Intcntl to Belfast City

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

Top airline flying from George Bush Intcntl to Belfast City

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Cheapest flights from George Bush Intcntl to Belfast City
Explore the most affordable flight options available from George Bush Intcntl to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.