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$418+ Cheap flights from Houston to Glasgow

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GLA
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find flight deals from Houston to Glasgow

Cheapest flights from Houston to Glasgow
Explore the most affordable flight options available from Houston to Glasgow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/253:50 pmIAH - GLA
1 stop12h 55mBritish Airways
Wed 12/38:25 pmGLA - IAH
1 stop23h 40mBritish Airways
Deal found 10/14$632
This British Airways deal was found by Cheapflights users on 10/13. 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.
Sun 11/99:50 pmIAH - GLA
1 stop13h 45mBritish Airways
Wed 12/101:55 pmGLA - IAH
1 stop36h 05mBritish Airways
Deal found 10/13$637
This Iberia deal was found by Cheapflights users on 10/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:45 pmIAH - GLA
1 stop12h 50mMultiple Airlines
Fri 12/1210:40 amGLA - IAH
2 stops18h 55mMultiple Airlines
Deal found 10/12$646
This British Airways deal was found by Cheapflights users on 10/14. 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.
Mon 11/243:50 pmIAH - GLA
1 stop12h 00mBritish Airways
Wed 12/311:40 amGLA - IAH
2 stops16h 43mBritish Airways
Deal found 10/14$647
This Delta deal was found by Cheapflights users on 10/13. 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.
Wed 11/53:30 pmIAH - GLA
1 stop19h 05mDelta
Wed 12/101:25 pmGLA - IAH
1 stop30h 05mDelta
Deal found 10/13$649
This American Airlines deal was found by Cheapflights users on 10/14. 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 11/252:24 pmIAH - GLA
2 stops16h 41mAmerican Airlines
Wed 12/35:55 amGLA - IAH
2 stops20h 01mAmerican Airlines
Deal found 10/14$650
This Delta deal was found by Cheapflights users on 10/13. 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.
Wed 11/51:29 pmIAH - GLA
2 stops17h 16mDelta
Fri 12/126:05 amGLA - IAH
1 stop13h 25mDelta
Deal found 10/13$654
This oojo deal was found by Cheapflights users on 10/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:46 pmIAH - GLA
2 stops15h 49mBritish Airways
Wed 12/108:40 amGLA - IAH
2 stops18h 48mBritish Airways
Deal found 10/12$658
This Delta deal was found by Cheapflights users on 10/13. 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.
Sun 11/93:30 pmIAH - GLA
1 stop19h 05mDelta
Thu 12/116:05 amGLA - IAH
2 stops23h 09mDelta
Deal found 10/13$659
This FlightHub deal was found by Cheapflights users on 10/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:46 pmIAH - GLA
2 stops15h 54mBritish Airways
Fri 12/129:40 amGLA - IAH
2 stops18h 43mBritish Airways
Deal found 10/13$661
This oojo deal was found by Cheapflights users on 10/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:22 pmHOU - GLA
2 stops16h 13mBritish Airways
Fri 12/1211:40 amGLA - HOU
2 stops36h 19mBritish Airways
Deal found 10/12$663
This Delta deal was found by Cheapflights users on 10/13. 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.
Wed 11/56:00 amHOU - GLA
2 stops20h 30mDelta
Wed 12/106:05 amGLA - HOU
2 stops17h 47mDelta
Deal found 10/13$664

Cheap flight deals from Houston to Glasgow

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Glasgow (GG1). 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 October 14, 2025.

Round-trip from

$632
(Cheapflightsfares)

One-way from

$418
(Justfly.com)

Popular in

July

Cheapest in

January

Average price

$706
From Houston to Glasgow
Search Deals
One-way flight from Houston to Glasgow
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Glasgow 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 October 14, 2025.
Use the filters below to find and compare flights from Houston to Glasgow that are best for you.

Fly from

Houston

Fly to

Glasgow

Route

Depart

Return

Price

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/24

9:45 pm-4:35 pm

1 stop12h 50m

Glasgow Intl

Wed 12/3

8:25 pm-2:05 pm

1 stop23h 40m

$637

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 11/9

9:50 pm-5:35 pm

1 stop13h 45m

Glasgow Intl

Wed 12/10

1:55 pm-8:00 pm

1 stop36h 05m

$637

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 11/25

3:50 pm-9:50 am

1 stop12h 00m

Glasgow Intl

Wed 12/3

5:55 am-7:25 pm

2 stops19h 30m

$647

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/24

3:50 pm-9:50 am

1 stop12h 00m

Glasgow Intl

Wed 12/3

11:40 am-12:59 am

2 stops19h 19m

$647

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 4/5

3:30 pm-1:00 pm

1 stop15h 30m

Glasgow Intl

Wed 4/15

5:00 pm-1:15 pm

1 stop26h 15m

$648

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/10

3:30 pm-12:45 pm

1 stop15h 15m

Glasgow Intl

Fri 12/12

6:05 am-1:30 pm

1 stop13h 25m

$649

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 12/1

3:30 pm-12:45 pm

1 stop15h 15m

Glasgow Intl

Fri 12/12

6:05 am-1:30 pm

1 stop13h 25m

$649

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 11/11

3:30 pm-4:35 pm

1 stop19h 05m

Glasgow Intl

Fri 12/12

6:05 am-1:30 pm

1 stop13h 25m

$649

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 11/5

3:30 pm-12:45 pm

1 stop15h 15m

Glasgow Intl

Thu 12/11

9:05 am-1:30 pm

1 stop34h 25m

$649

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 11/5

3:30 pm-12:45 pm

1 stop15h 15m

Glasgow Intl

Fri 12/12

6:05 am-1:30 pm

1 stop13h 25m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 33 results
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Best time to book a flight from Houston to Glasgow

Have a flexible travel schedule? Discover the best time to fly to Glasgow from Houston 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 to Glasgow

What is the cheapest month to book a flight from Houston to Glasgow?

Currently, October is the cheapest month in which you can book a flight from Houston to Glasgow (average of $578). Flying from Houston to Glasgow in June is currently the most expensive (average of $978). 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 HOU to GLA?

Find hourly flight availability from Houston to Glasgow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 16% on flights from Houston to Glasgow by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Houston to Glasgow?

Use this chart to determine the cheapest time to fly round-trip from Houston to Glasgow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Glasgow flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Houston to Glasgow?

Reviews of airlines servicing Glasgow

Get insights into the airlines that provide service to Glasgow. 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 Glasgow. Reviews last updated October 14, 2025.
See what other customers who have flown with American Airlines and British Airways from Houston to Glasgow have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,042 reviews

Food

6.4

Overall

7.2

Boarding

7.5

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
11,042 reviews
American Airlines
7.2
Good
11,042 reviews

Food

6.4

Overall

7.2

Boarding

7.5

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
British Airways
6.7
Okay
7,456 reviews
American Airlines
7.2
Good
11,042 reviews

Food

6.4

Overall

7.2

Boarding

7.5

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

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

  • How long is the flight from Houston to Glasgow?

    For as low as $637, British Airways can have you in Glasgow from Houston in 12h. Houston and Glasgow are separated by a distance of 4560 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Houston to Glasgow round-trip?

    Our cheapest airline available from Houston to Glasgow is British Airways. Our recent data shows that you can find tickets from as low as $600 on this airline. An additional option worth looking into is American Airlines, starting at $626. These flights start at 28% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Houston to Glasgow one-way?

    The cheapest airline one-way is Lufthansa, with whom users have recently found tickets for as low as $418. However, be on the lookout for offers from Virgin Atlantic and Delta, as they are both options that can get you from Houston to Glasgow for a low price.

  • Can I find deals for flights from Houston to Glasgow that include hotel bookings?

    Yes. In addition to deals on Houston to Glasgow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Glasgow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Glasgow.

  • Can I find deals for business class flights from Houston to Glasgow?

    Yes. Cheapflights offers flight deals from Houston to Glasgow 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 to Glasgow?

    Currently, October is the cheapest month in which you can book a flight from Houston to Glasgow (average of $578). Flying from Houston to Glasgow in June is currently the most expensive (average of $978). 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 Houston to Glasgow

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Top 5 airlines flying from Houston to Glasgow

Discover the top 5 airlines that operate flights from Houston to Glasgow. 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$600Average$873FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$626Average$969FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$734Average$1,070FlexibilityNo cancel feeOn-time69%
DeltaCheapest$737Average$1,231FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$886Average$1,192FlexibilityNo cancel feeOn-time75%

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