What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Glasgow Intl Airport one-way?

One-way options have recently been found by users for as low as $356 on British Airways. Other airlines that offer cheap prices include American Airlines from $362 and Lufthansa from $388 one-way.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

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

In terms of precipitation, rainfall in Glasgow Intl Airport ranges from 1.3 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. May is typically the driest time to visit Glasgow Intl Airport when rainfall is around 1.3 in.

If weather is an important factor for your trip to Glasgow 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular airlines that fly from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

The most popular airlines flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport are American Airlines, British Airways and KLM. Something to consider prior to booking your flight.

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

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 30% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

January can be a great time to fly to Glasgow Intl Airport from Houston George Bush Intcntl Airport with a flight ticket averaging about $837. Cheapflights users have found deals in the month of January for as cheap as $643. The most expensive prices can be found in the month of July.

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

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

How can I find direct flights from George Bush Intcntl to Glasgow Intl?

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 Glasgow Intl.

Can I find deals for business class flights from George Bush Intcntl to Glasgow Intl?

Yes. Cheapflights offers flight deals from George Bush Intcntl to Glasgow 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.

$244+ Flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport

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Cheap flight deals from George Bush Intcntl to Glasgow Intl

Round-trip from	$621 (oojo)
One-way from	$244 (Kiwi.com)
Popular in	June
Cheapest in	October
Average price	$1,069

From Houston George Bush Intcntl to Glasgow Intl

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One-way flight from Houston George Bush Intcntl to Glasgow Intl

Search Deals

Highest demand for flights based on searches. 21% potential increase in price ($229 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from George Bush Intcntl to Glasgow Intl

Cheapest flights from George Bush Intcntl to Glasgow Intl
Explore the most affordable flight options available from George Bush Intcntl to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

Tue 8/261:10 pmIAH - GLA

2 stops19h 30mBritish Airways

Tue 9/29:15 amGLA - IAH

1 stop16h 00mBritish Airways

Deal found 7/27

$621

Mon 11/2412:10 pmIAH - GLA

2 stops15h 40mAmerican Airlines

Wed 12/310:55 amGLA - IAH

2 stops18h 23mAmerican Airlines

Deal found 7/26

$646

Tue 8/263:35 pmIAH - GLA

1 stop14h 45mLufthansa

Tue 9/21:10 pmGLA - IAH

1 stop30h 25mLufthansa

Deal found 7/27

$668

Sun 10/123:30 pmIAH - GLA

1 stop15h 30mKLM

Sat 10/1810:25 amGLA - IAH

1 stop32h 50mKLM

Deal found 7/25

$751

Sun 8/247:35 amIAH - GLA

3 stops24h 20mMultiple Airlines

Thu 8/286:40 pmGLA - IAH

3 stops34h 49mMultiple Airlines

Deal found 7/27

$806

Best flights from George Bush Intcntl to Glasgow Intl
Discover carefully curated flight deals from George Bush Intcntl to Glasgow Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2025.

Tue 8/261:10 pmIAH - GLA

2 stops19h 30mBritish Airways

Tue 9/29:15 amGLA - IAH

1 stop16h 00mBritish Airways

Deal found 7/27

$621

Mon 11/2412:10 pmIAH - GLA

2 stops15h 40mAmerican Airlines

Wed 12/39:45 amGLA - IAH

2 stops19h 33mAmerican Airlines

Deal found 7/27

$646

Tue 8/263:35 pmIAH - GLA

1 stop14h 45mLufthansa

Tue 9/21:10 pmGLA - IAH

1 stop30h 25mLufthansa

Deal found 7/27

$668

Sun 10/123:30 pmIAH - GLA

1 stop25h 40mKLM

Sat 10/181:15 pmGLA - IAH

1 stop30h 00mKLM

Deal found 7/26

$751

Thu 8/285:45 amIAH - GLA

3 stops25h 40mMultiple Airlines

Tue 9/22:20 pmGLA - IAH

3 stops29h 38mMultiple Airlines

Deal found 7/25

$799

Last-minute flights from George Bush Intcntl to Glasgow Intl
Discover last-minute flight deals from George Bush Intcntl to Glasgow Intl. Data last updated July 28, 2025 and is based on user searches.

Sun 8/38:31 pmIAH - GLA

2 stops33h 49mLufthansa

Wed 8/66:10 amGLA - IAH

2 stops24h 30mLufthansa

Deal found 7/26

$1,330

Sun 8/33:30 pmIAH - GLA

1 stop25h 40mKLM

Wed 8/64:55 pmGLA - IAH

1 stop26h 20mKLM

Deal found 7/26

$1,456

Sun 8/310:50 amIAH - GLA

2 stops15h 35mDelta

Thu 8/76:00 amGLA - IAH

1 stop13h 15mDelta

Deal found 7/26

$1,460

Mon 8/43:35 pmIAH - GLA

1 stop14h 45mMultiple Airlines

Thu 8/78:35 amGLA - IAH

2 stops19h 04mMultiple Airlines

Deal found 7/26

$1,202

Sat 8/93:30 pmIAH - GLA

1 stop18h 40mDelta

Sun 8/176:00 amGLA - IAH

1 stop13h 15mDelta

Deal found 7/27

$936

Sun 8/1712:05 pmIAH - GLA

2 stops15h 15mAmerican Airlines

Sun 8/247:35 amGLA - IAH

2 stops18h 35mAmerican Airlines

Deal found 7/27

$695

Sun 8/173:30 pmIAH - GLA

1 stop25h 40mKLM

Sun 8/246:00 amGLA - IAH

1 stop13h 15mKLM

Deal found 7/27

$751

Sun 8/247:35 amIAH - GLA

3 stops24h 20mMultiple Airlines

Thu 8/286:40 pmGLA - IAH

3 stops34h 49mMultiple Airlines

Deal found 7/27

$806

Tue 8/261:10 pmIAH - GLA

2 stops19h 30mBritish Airways

Tue 9/29:15 amGLA - IAH

1 stop16h 00mBritish Airways

Deal found 7/27

$621

Tue 8/263:35 pmIAH - GLA

1 stop14h 45mLufthansa

Tue 9/21:10 pmGLA - IAH

1 stop30h 25mLufthansa

Deal found 7/27

$668

One-way flights from George Bush Intcntl to Glasgow Intl
Search for one-way flight options from George Bush Intcntl to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated July 28, 2025.

Thu 9/2512:58 pmIAH - GLA

2 stops47h 07mMultiple Airlines

Deal found 7/25

$244

Thu 9/259:00 pmIAH - GLA

1 stop16h 40mBritish Airways

Deal found 7/25

$356

Tue 8/262:32 pmIAH - GLA

2 stops15h 38mAmerican Airlines

Deal found 7/27

$362

Tue 8/263:35 pmIAH - GLA

1 stop14h 45mLufthansa

Deal found 7/27

$388

Fri 9/269:00 pmIAH - GLA

1 stop15h 55mIberia

Deal found 7/25

$4,071

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 8/26

1:10 pm-2:40 pm

2 stops19h 30m

Glasgow Intl

Tue 9/2

9:15 am-7:15 pm

1 stop16h 00m

$621

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 8/26

3:35 pm-12:20 pm

1 stop14h 45m

Glasgow Intl

Tue 9/2

1:10 pm-1:35 pm

1 stop30h 25m

$668

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 10/26

7:22 pm-4:40 pm

2 stops16h 18m

Glasgow Intl

Sun 11/9

11:40 am-11:51 pm

2 stops18h 11m

$695

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 10/12

3:30 pm-11:10 pm

1 stop25h 40m

Glasgow Intl

Sat 10/18

1:15 pm-1:15 pm

1 stop30h 00m

$751

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 8/24

7:35 am-1:55 pm

3 stops24h 20m

Glasgow Intl

Thu 8/28

6:40 pm-11:29 pm

3 stops34h 49m

$806

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Thu 9/25

12:58 pm-6:05 pm

2 stops47h 07m

$244

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Thu 9/25

9:00 pm-7:40 pm

1 stop16h 40m

$356

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 8/26

2:32 pm-12:10 pm

2 stops15h 38m

$362

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 8/26

3:35 pm-12:20 pm

1 stop14h 45m

$388

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Fri 9/26

9:00 pm-6:55 pm

1 stop15h 55m

$4,071

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Best time to book a flight from George Bush Intcntl to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl 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 Glasgow Intl Airport

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

Booking 16 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport (average of $664). Flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport in June is currently the most expensive (average of $1,153). 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.

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

Unlike in the morning, when flights are generally more expensive, you can save up to 15% on flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport by exploring options for tickets at noon.

Reviews of airlines servicing Glasgow Intl

Read through reviews of airlines operating flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport, such as KLM, American Airlines, and Iberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,381 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,381 reviews

KLM

7.8

Good

1,381 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

American Airlines

7.2

Good

10,000 reviews

KLM

7.8

Good

1,381 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Iberia

7.0

Good

2,858 reviews

KLM

7.8

Good

1,381 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Lufthansa

6.8

Okay

7,259 reviews

KLM

7.8

Good

1,381 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

British Airways

6.6

Okay

7,204 reviews

KLM

7.8

Good

1,381 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport round-trip?
According to our current data, British Airways ($621), American Airlines ($646), and Lufthansa ($668) offers the cheapest pricing from Houston George Bush Intcntl Airport to Glasgow Intl Airport. British Airways is currently priced 24% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Glasgow Intl Airport one-way?
One-way options have recently been found by users for as low as $356 on British Airways. Other airlines that offer cheap prices include American Airlines from $362 and Lufthansa from $388 one-way.
Can I find deals for flights from George Bush Intcntl to Glasgow Intl that include hotel bookings?
Yes. In addition to deals on George Bush Intcntl to Glasgow Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from George Bush Intcntl to Glasgow Intl?
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 Glasgow Intl.
Can I find deals for business class flights from George Bush Intcntl to Glasgow Intl?
Yes. Cheapflights offers flight deals from George Bush Intcntl to Glasgow 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.
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport?
Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport (average of $664). Flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport in June is currently the most expensive (average of $1,153). 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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Top 3 airlines flying from George Bush Intcntl to Glasgow Intl

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$600	Average$795	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$626	Average$881	FlexibilityNo cancel fee	On-time71%
KLM	Cheapest$631	Average$1,265	FlexibilityNo cancel fee	On-time75%

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$244+ Cheap flights from George Bush Intcntl (IAH) to Glasgow Intl (GLA)

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 9/25. 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 Glasgow Intl 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 Glasgow Intl

Round-trip from

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Popular in

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Find flight deals from George Bush Intcntl to Glasgow Intl

Cheapest flights from George Bush Intcntl to Glasgow IntlExplore the most affordable flight options available from George Bush Intcntl to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

Explore the most affordable flight options available from George Bush Intcntl to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from George Bush Intcntl to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl 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 Glasgow Intl Airport

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Glasgow Intl. Price data was last updated on July 25, 2025.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

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

Find hourly flight availability from George Bush Intcntl to Glasgow Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

Reviews of airlines servicing Glasgow Intl

Read through reviews of airlines operating flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport, such as KLM, American Airlines, and Iberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Glasgow Intl Airport one-way?

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

How can I find direct flights from George Bush Intcntl to Glasgow Intl?

Can I find deals for business class flights from George Bush Intcntl to Glasgow Intl?

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

Traveling to a place near Glasgow Intl Airport?

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Alternative routes for George Bush Intcntl to Glasgow Intl

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Top 3 airlines flying from George Bush Intcntl to Glasgow Intl

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Cheapest flights from George Bush Intcntl to Glasgow Intl
Explore the most affordable flight options available from George Bush Intcntl to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.