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$312+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GLA
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
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 November 13, 2025.

This Mytrip deal was found by Cheapflights users on 11/11. 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.
Tue 12/27:10 amIAH - GLA
2 stops30h 30mMultiple Airlines
Thu 12/119:25 pmGLA - IAH
2 stops30h 19mMultiple Airlines
Deal found 11/11$560
This Booking.com deal was found by Cheapflights users on 11/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:30 pmIAH - GLA
1 stop19h 05mVirgin Atlantic
Thu 12/116:05 amGLA - IAH
1 stop13h 25mVirgin Atlantic
Deal found 11/11$590
This Delta deal was found by Cheapflights users on 11/11. 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.
Mon 11/243:30 pmIAH - GLA
1 stop19h 05mDelta
Wed 12/36:05 amGLA - IAH
1 stop13h 25mDelta
Deal found 11/11$607
This KLM deal was found by Cheapflights users on 11/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/243:30 pmIAH - GLA
1 stop24h 40mKLM
Wed 12/31:25 pmGLA - IAH
1 stop30h 05mKLM
Deal found 11/12$608
This Cheapflightsfares deal was found by Cheapflights users on 11/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:30 pmIAH - GLA
1 stop13h 35mLufthansa
Tue 11/186:00 amGLA - IAH
1 stop14h 35mLufthansa
Deal found 11/11$609
This Delta deal was found by Cheapflights users on 11/11. 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 12/210:39 amHOU - GLA
2 stops20h 06mDelta
Thu 12/119:05 amGLA - HOU
2 stops19h 43mDelta
Deal found 11/11$622
This Cheapflightsfares deal was found by Cheapflights users on 11/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/164:30 pmIAH - GLA
1 stop13h 35mLufthansa
Tue 11/186:00 amGLA - IAH
2 stops17h 02mLufthansa
Deal found 11/12$650
This Delta deal was found by Cheapflights users on 11/11. 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.
Sat 11/2210:40 amHOU - GLA
2 stops23h 55mDelta
Thu 11/271:25 pmGLA - HOU
2 stops26h 10mDelta
Deal found 11/11$1,460
This American Airlines deal was found by Cheapflights users on 11/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:16 pmHOU - GLA
2 stops16h 29mAmerican Airlines
Sat 12/276:35 amGLA - HOU
2 stops17h 02mAmerican Airlines
Deal found 11/11$1,490
This Delta deal was found by Cheapflights users on 11/11. 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.
Wed 11/196:00 amHOU - GLA
2 stops20h 30mDelta
Sun 11/306:05 amGLA - HOU
2 stops23h 35mDelta
Deal found 11/11$1,660
This Expedia deal was found by Cheapflights users on 11/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:40 pmHOU - GLA
2 stops55h 50mMultiple Airlines
Sun 1/48:10 pmGLA - HOU
2 stops29h 35mMultiple Airlines
Deal found 11/12$2,155
This Delta deal was found by Cheapflights users on 11/11. 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.
Fri 12/266:40 pmHOU - GLA
2 stops15h 55mDelta
Fri 1/26:05 amGLA - HOU
2 stops17h 45mDelta
Deal found 11/11$2,175

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 November 13, 2025.

Round-trip from

$560
(Mytrip)

One-way from

$312
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$718
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 November 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 November 13, 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

Tue 11/25

3:30 pm-4:35 pm

1 stop19h 05m

Glasgow Intl

Wed 12/3

6:05 am-1:30 pm

1 stop13h 25m

$607

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 12/1

3:30 pm-10:10 pm

1 stop24h 40m

Glasgow Intl

Thu 12/11

9:05 am-1:30 pm

1 stop34h 25m

$607

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/24

3:30 pm-4:35 pm

1 stop19h 05m

Glasgow Intl

Wed 12/3

6:05 am-1:30 pm

1 stop13h 25m

$607

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 12/2

3:10 pm-12:45 pm

2 stops15h 35m

Glasgow Intl

Thu 12/11

9:05 am-1:30 pm

1 stop34h 25m

$608

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/24

3:30 pm-10:10 pm

1 stop24h 40m

Glasgow Intl

Wed 12/3

1:25 pm-1:30 pm

1 stop30h 05m

$608

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 11/25

3:30 pm-10:10 pm

1 stop24h 40m

Glasgow Intl

Wed 12/3

1:25 pm-1:30 pm

1 stop30h 05m

$608

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Tue 12/2

10:39 am-12:45 pm

2 stops20h 06m

Glasgow Intl

Thu 12/11

9:05 am-10:48 pm

2 stops19h 43m

$622

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Fri 1/2

6:00 am-9:55 am

2 stops21h 55m

Glasgow Intl

Fri 1/9

10:40 am-10:21 am

2 stops29h 41m

$1,215

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Sat 12/13

12:16 pm-10:45 am

2 stops16h 29m

Glasgow Intl

Sat 12/27

6:35 am-5:37 pm

2 stops17h 02m

$1,490

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Wed 11/19

6:00 am-8:30 am

2 stops20h 30m

Glasgow Intl

Sun 11/30

6:05 am-11:40 pm

2 stops23h 35m

$1,660

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 28 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 $942). 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 November 13, 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.

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 November 13, 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
11,051 reviews

Food

6.4

Comfort

7.2

Crew

8.0

Boarding

7.5

Overall

7.2

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
11,051 reviews
American Airlines
7.2
Good
11,051 reviews

Food

6.4

Comfort

7.2

Crew

8.0

Boarding

7.5

Overall

7.2

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
7,521 reviews
American Airlines
7.2
Good
11,051 reviews

Food

6.4

Comfort

7.2

Crew

8.0

Boarding

7.5

Overall

7.2

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 $607, Delta can have you in Glasgow from Houston in 19h 05m. 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 $628. These flights start at 28% lower than the current average price 3 months from now.

  • 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 $942). 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 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$600Average$868FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$628Average$997FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$712Average$1,071FlexibilityNo cancel feeOn-time69%
DeltaCheapest$758Average$1,294FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$886Average$1,192FlexibilityNo cancel feeOn-time75%

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