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Glasgow Intl

$64+ Cheap flights from Heathrow (LHR) 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — GLA
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Glasgow Intl are usually found in February or December, booked 65 days in advance, depart on a Saturday or Thursday and return on a Friday

Cheap flight deals from Heathrow to Glasgow Intl

Cheapest flights from Heathrow to Glasgow Intl
Explore the most affordable flight options available from Heathrow to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

This Booking.com deal was found by Cheapflights users on 7/27. 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.
Wed 9/307:10 am
LHR
-
GLA
Nonstop1h 25m
British Airways
Wed 10/288:25 pm
GLA
-
LHR
Nonstop1h 20m
British Airways
Deal found 7/27$136
This British Airways deal was found by Cheapflights users on 7/29. 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 8/306:15 pm
LHR
-
GLA
Nonstop1h 20m
British Airways
Sun 9/69:15 pm
GLA
-
LHR
Nonstop1h 20m
British Airways
Deal found 7/29$137
This Booking.com deal was found by Cheapflights users on 7/26. 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.
Fri 9/46:15 pm
LHR
-
GLA
Nonstop1h 20m
British Airways
Mon 9/77:35 pm
GLA
-
LHR
Nonstop1h 20m
British Airways
Deal found 7/26$138
This British Airways deal was found by Cheapflights users on 7/28. 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.
Wed 9/21:10 pm
LHR
-
GLA
Nonstop1h 30m
British Airways
Wed 9/167:40 pm
GLA
-
LHR
Nonstop1h 20m
British Airways
Deal found 7/28$139
This British Airways deal was found by Cheapflights users on 7/26. 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.
Thu 9/37:25 am
LHR
-
GLA
Nonstop1h 25m
British Airways
Sun 9/67:35 am
GLA
-
LHR
Nonstop1h 35m
British Airways
Deal found 7/26$140
This British Airways deal was found by Cheapflights users on 7/28. 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.
Fri 9/116:15 am
LHR
-
GLA
Nonstop1h 25m
British Airways
Fri 9/187:40 pm
GLA
-
LHR
Nonstop1h 20m
British Airways
Deal found 7/28$141
This Booking.com deal was found by Cheapflights users on 7/25. 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 8/2510:05 pm
LHR
-
GLA
Nonstop1h 15m
British Airways
Tue 9/17:30 pm
GLA
-
LHR
Nonstop1h 20m
British Airways
Deal found 7/25$142
This British Airways deal was found by Cheapflights users on 7/29. 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.
Fri 8/146:15 pm
LHR
-
GLA
Nonstop1h 20m
British Airways
Tue 8/182:35 pm
GLA
-
LHR
Nonstop1h 30m
British Airways
Deal found 7/29$143
This British Airways deal was found by Cheapflights users on 7/29. 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.
Fri 8/289:15 pm
LHR
-
GLA
Nonstop1h 15m
British Airways
Wed 9/28:50 pm
GLA
-
LHR
Nonstop1h 20m
British Airways
Deal found 7/29$144
This Booking.com deal was found by Cheapflights users on 7/27. 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.
Thu 11/266:20 am
LHR
-
GLA
Nonstop1h 25m
British Airways
Sun 11/2910:20 am
GLA
-
LHR
Nonstop1h 35m
British Airways
Deal found 7/27$145
This Booking.com deal was found by Cheapflights users on 7/28. 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.
Fri 8/219:15 pm
LHR
-
GLA
Nonstop1h 15m
British Airways
Sun 8/236:00 am
GLA
-
LHR
Nonstop1h 35m
British Airways
Deal found 7/28$146
This British Airways deal was found by Cheapflights users on 7/28. 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 9/86:15 am
LHR
-
GLA
Nonstop1h 25m
British Airways
Tue 9/227:30 pm
GLA
-
LHR
Nonstop1h 20m
British Airways
Deal found 7/28$147

Find flight deals from Heathrow to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Glasgow Intl (GLA). 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 July 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$136
(Booking.com)

One-way from

$64

Popular in

June

Cheapest in

February

Average price

$193

Good round-trip deal

$257 or less

Good one-way deal

$104 or less
Provider with most accurate pricing for London Heathrow-Glasgow Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Glasgow Intl flights.
Search Deals
From London Heathrow to Glasgow Intl
Search Deals
One-way flight from London Heathrow to Glasgow Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Glasgow Intl.
Search Deals
Price to beat on a one-way flight from London Heathrow to Glasgow Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Glasgow Intl 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 July 29, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Glasgow Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Sun 8/30

6:15 pm-7:35 pm

Nonstop1h 20m

Glasgow Intl

Sun 9/6

9:15 pm-10:35 pm

Nonstop1h 20m

$137

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Thu 10/29

7:25 am-8:50 am

Nonstop1h 25m

Glasgow Intl

Sun 11/1

8:10 pm-9:30 pm

Nonstop1h 20m

$148

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Sat 10/17

6:55 pm-8:15 pm

Nonstop1h 20m

Glasgow Intl

Tue 10/20

9:10 pm-10:40 pm

Nonstop1h 30m

$156

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 10/23

6:15 am-7:40 am

Nonstop1h 25m

Glasgow Intl

Mon 10/26

8:55 am-10:30 am

Nonstop1h 35m

$163

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Mon 9/7

6:30 am-7:55 am

Nonstop1h 25m

Glasgow Intl

Thu 9/10

8:50 pm-10:10 pm

Nonstop1h 20m

$169

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Thu 10/8

2:05 pm-3:35 pm

Nonstop1h 30m

Glasgow Intl

Fri 10/9

7:40 pm-9:00 pm

Nonstop1h 20m

$170

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 8/14

5:20 pm-6:50 pm

Nonstop1h 30m

Glasgow Intl

Sun 8/16

6:00 am-7:35 am

Nonstop1h 35m

$185

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 9/23

7:15 pm-11:10 pm

1 stop3h 55m

Glasgow Intl

Wed 9/30

4:55 pm-8:55 pm

1 stop4h 00m

$237
Cheapest one-way

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 8/14

5:20 pm-6:50 pm

Nonstop1h 30m

$95

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Mon 9/28

8:25 am-9:50 am

Nonstop1h 25m

$96

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 19 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on London Heathrow Airport-Glasgow Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Glasgow Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Glasgow Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Glasgow Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 London Heathrow Airport-Glasgow Intl 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 Heathrow to Glasgow Intl

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

How far ahead should I book a flight from London Heathrow Airport to Glasgow Intl Airport?

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow 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 London Heathrow Airport to Glasgow Intl Airport?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Glasgow Intl Airport (average of $155). Flying from London Heathrow Airport to Glasgow Intl Airport in June is currently the most expensive (average of $232). 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 LHR to GLA?

Find hourly flight availability from Heathrow 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 29, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 37% on flights from London Heathrow Airport to Glasgow Intl Airport by exploring options for tickets in the evening.

What is the cheapest day to fly from London Heathrow Airport to Glasgow Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Heathrow to Glasgow Intl. Price data was last updated on July 25, 2026.

Travelers seeking maximum savings on their London Heathrow Airport to Glasgow Intl Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Wednesday at noon 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 London Heathrow Airport to Glasgow Intl Airport?

Airfare is below average for this route at the moment.

London Heathrow Airport to Glasgow Intl Airport flights typically cost between $157 and $240 in September.
The cheapest round-trip price found within the last 5 days was $136 on British Airways (Sep 30-Oct 28).

Reviews of airlines servicing Glasgow Intl

Get insights into the airlines that provide service to Glasgow Intl. 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 Intl. Reviews last updated July 29, 2026.
Get a feel of what it's like to fly with British Airways from London Heathrow Airport to Glasgow Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
8,129 reviews

Food

6.4

Overall

6.7

Comfort

6.8

Entertainment

6.5

Boarding

7.0

Crew

7.7

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.
British Airways
6.7
Okay
8,129 reviews
British Airways
6.7
Okay
8,129 reviews

Food

6.4

Overall

6.7

Comfort

6.8

Entertainment

6.5

Boarding

7.0

Crew

7.7

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Glasgow Intl. 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 London Heathrow Airport to Glasgow Intl Airport?

    There are many flights that can get you from London Heathrow Airport to Glasgow Intl Airport in 1h 20m. Fly via British Airways to get the fastest option. The distance from London Heathrow Airport to Glasgow Intl Airport is about 345 mi. All flights are typically nonstop.

  • What is the cheapest airline to fly from London Heathrow Airport to Glasgow Intl Airport round-trip?

    Flying on British Airways is currently your cheapest option to Glasgow Intl Airport, with prices starting at $127. You may be able to fly from London Heathrow Airport to Glasgow Intl Airport for 31% less than the average price by searching for this airline.

  • What are the most reliable airlines from London Heathrow Airport to Glasgow Intl Airport?

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Glasgow Intl Airport consider choosing Malaysia Airlines (76%), Qatar Airways (75%) or British Airways (73%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London Heathrow Airport to Glasgow Intl Airport?

    While on average a flight from London Heathrow Airport to Glasgow Intl Airport is generally $222, our data shows the cheapest flight currently is $80. When looking at the most popular route, (London Heathrow - Glasgow Intl), you can expect to pay $1,110 for that flight.

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

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

  • How can I find direct flights from Heathrow to Glasgow Intl?

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 London Heathrow Airport to Glasgow Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Glasgow Intl Airport (average of $155). Flying from London Heathrow Airport to Glasgow Intl Airport in June is currently the most expensive (average of $232). 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 airline flying from Heathrow to Glasgow Intl

Discover the top airline that operate flights from Heathrow to Glasgow Intl. 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 July 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$127Average$200FlexibilityNo cancel feeOn-time70%

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