Cheap flights from London to Glasgow Intl Airport from $121

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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — GLA
30 Apr — 7 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Glasgow Intl are usually found in January or June, booked 56 days in advance, depart on a Saturday or Thursday and return on a Wednesday

Cheap flight deals from London to Glasgow Intl

Enter your travel dates to find the best prices.

Cheapest flights from London to Glasgow Intl
Explore the most affordable flight options available from London to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 March 2026.

Fri 1/507:15
LHR
-
GLA
Nonstop1h 25m
British Airways
Mon 4/508:00
GLA
-
LHR
Nonstop1h 35m
British Airways
Deal found 31/3$198
Tue 28/413:20
LHR
-
GLA
Nonstop1h 30m
British Airways
Tue 12/514:35
GLA
-
LHR
Nonstop1h 30m
British Airways
Deal found 31/3$207
Mon 3/807:45
LHR
-
GLA
Nonstop1h 25m
British Airways
Mon 10/813:25
GLA
-
LHR
Nonstop1h 30m
British Airways
Deal found 31/3$208
Fri 24/421:15
LHR
-
GLA
Nonstop1h 15m
British Airways
Fri 1/514:40
GLA
-
LHR
Nonstop1h 30m
British Airways
Deal found 27/3$210
Fri 14/806:15
LHR
-
GLA
Nonstop1h 25m
British Airways
Sun 16/806:00
GLA
-
LHR
Nonstop1h 35m
British Airways
Deal found 27/3$211
Fri 15/506:15
LHR
-
GLA
Nonstop1h 25m
British Airways
Fri 22/505:50
GLA
-
LHR
Nonstop1h 35m
British Airways
Deal found 31/3$214
Tue 12/522:05
LHR
-
GLA
Nonstop1h 15m
British Airways
Tue 19/505:55
GLA
-
LHR
Nonstop1h 35m
British Airways
Deal found 28/3$217
Thu 9/421:50
LHR
-
GLA
Nonstop1h 15m
British Airways
Sat 18/413:25
GLA
-
LHR
Nonstop1h 30m
British Airways
Deal found 28/3$218
Fri 12/606:15
LHR
-
GLA
Nonstop1h 25m
British Airways
Sun 14/621:15
GLA
-
LHR
Nonstop1h 20m
British Airways
Deal found 30/3$220

Find flight deals from London to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 31 March 2026.

Round-trip from

$198

One-way from

$121

Popular in

July

Cheapest in

January

Average price

$173

Good one-way deal

$54 or less
British Airways
  • British Airways
  • 30/6-9/7
  • Nonstop
  • 2h 45m total
  • London to Glasgow
British Airways
  • British Airways
  • 8/8
  • Nonstop
  • 1h 15m total
  • London to Glasgow
Highest demand for flights based on searches. 5% potential increase in price ($14 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average return price).
Average for round-trip flights in March 2026
Price to beat on a one-way flight from London (LON) to Glasgow Intl.

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 647,157 searches. Data last updated 31 March 2026.
Use the filters below to find and compare flights from London to Glasgow Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 6/5

07:10-08:35

Nonstop1h 25m

Glasgow Intl

Mon 11/5

08:00-09:35

Nonstop1h 35m

$198
Fastest return journey

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Sat 25/4

21:55-23:10

Nonstop1h 15m

Glasgow Intl

Sat 2/5

19:45-21:05

Nonstop1h 20m

$199

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Sun 26/4

07:55-09:20

Nonstop1h 25m

Glasgow Intl

Sun 3/5

21:15-22:35

Nonstop1h 20m

$210

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Mon 3/8

07:45-09:10

Nonstop1h 25m

Glasgow Intl

Mon 10/8

05:50-07:25

Nonstop1h 35m

$211

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 15/5

06:15-07:40

Nonstop1h 25m

Glasgow Intl

Fri 22/5

05:50-07:25

Nonstop1h 35m

$215

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 8/5

17:20-18:50

Nonstop1h 30m

Glasgow Intl

Fri 15/5

05:50-07:25

Nonstop1h 35m

$217

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 22/5

06:15-07:40

Nonstop1h 25m

Glasgow Intl

Mon 25/5

10:00-11:30

Nonstop1h 30m

$217

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 5/8

21:10-22:25

Nonstop1h 15m

Glasgow Intl

Sun 9/8

06:00-07:35

Nonstop1h 35m

$220

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 19/8

07:10-08:35

Nonstop1h 25m

Glasgow Intl

Wed 19/8

19:40-21:00

Nonstop1h 20m

$221

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Thu 3/9

21:50-23:05

Nonstop1h 15m

Glasgow Intl

Fri 18/9

17:05-18:30

Nonstop1h 25m

$221

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from London to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from London with our price prediction graph.
Estimated return 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 to Glasgow Intl Airport

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

Use this chart to determine the optimal time to book a return flight from London to Glasgow Intl. Price data was last updated on 13 March 2026.

The best time to book flights from London to Glasgow Intl Airport is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London to Glasgow Intl Airport?

Currently, November is the cheapest month in which you can book a flight from London to Glasgow Intl Airport (average of $44). Flying from London to Glasgow Intl Airport in June is currently the most expensive (average of $105). 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 LON to GLA?

Find hourly flight availability from London 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 31 March 2026.

It’s typically best to fly out from London to Glasgow Intl Airport at midday. Doing so could potentially save you 35% on the flight price compared to flying in the evening, which is usually more expensive.

Weekly flight availability from London to Glasgow Intl Airport

Explore weekly flight availability from London to Glasgow Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 31 March 2026.

The most flights from LON to GLA are scheduled on a Monday (71 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost for a return flight from London to Glasgow Intl Airport?

How often are flights from London to Glasgow delayed?

About 15% of weekly flights between London and Glasgow have experienced delays in the past year, with the average delay time being 103 minutes.

What is the most punctual flight time for London to Glasgow flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Glasgow flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 15% of flights being delayed.

Related info for your journey

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

    Airlines like British Airways fly from London to Glasgow Intl Airport in about 1h 25m. The time it takes to get you to your destination is usually consistent. London and Glasgow Intl Airport are separated by a distance of 555 km. Generally, flights for this route are direct.

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

    Currently priced at $175, British Airways will fly you from London to Glasgow Intl Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Glasgow Intl Airport on time: China Southern (93%), Malaysia Airlines (92%), Royal Air Maroc (92%).

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

    While on average a flight from London to Glasgow Intl Airport is generally $223, our data shows the cheapest flight currently is $131. When looking at the most popular route, (London Heathrow - Glasgow Intl), you can expect to pay $118 for that flight.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from London to Glasgow Intl Airport (average of $44). Flying from London to Glasgow Intl Airport in June is currently the most expensive (average of $105). 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

Travelling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Clydebank
Alexandria

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Alternative routes for London to Glasgow Intl

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

Top airline flying from London to Glasgow Intl

Discover the top airline that operate flights from London 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 647,157 searches. Data last updated 31 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$175Average$284FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Glasgow Intl?

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Can Cheapflights find flights from London to Glasgow Intl with no change fees?

Yes! Cheapflights helps users easily find flights from London to Glasgow Intl with no change fees.

Can Cheapflights notify me if prices for flights from London to Glasgow Intl become cheaper?

Yes! Start tracking prices for London to Glasgow Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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