How long is the flight from Glasgow to Colorado?

Airlines like Icelandair, Iberia, and Delta fly from Glasgow to Colorado in about 13h 05m. The time it takes to get you to your destination can typically vary by up to 21h 52m. Glasgow and Colorado are separated by a distance of 4350 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Colorado ranges from 13.0 - 58.0 inches per month. May is typically the wettest month, when rainfall can reach 58.0 mm. January is typically the driest time to visit Colorado when rainfall is around 13.0 mm.

If weather is an important factor for your trip to Colorado, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Glasgow to Colorado as you normally would.

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

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

How can I find direct flights from Glasgow to Colorado?

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

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

Yes. Cheapflights offers flight deals from Glasgow to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£371+ Cheap Flights from Glasgow to Colorado

Cheap flight deals from Glasgow to Colorado

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Glasgow to Colorado
Explore the most affordable flight options available from Glasgow to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Thu 12/1111:55 -

1 stop13h 05m

Mon 16/1115:40 -

1 stop11h 15m

Deal found 5/9£598

Tue 20/1008:35 -

1 stop18h 42m

Tue 27/1016:40 -

1 stop11h 15m

Deal found 5/9£674

Sat 12/1215:25 -

2 stops38h 19m

Sun 3/115:40 -

1 stop11h 15m

Deal found 9/9£679

Thu 22/1014:20 -

1 stop11h 40m

Tue 3/1115:40 -

1 stop11h 15m

Deal found 7/9£686

Sat 10/1022:00 -

2 stops44h 20m

Sun 18/1016:40 -

1 stop13h 45m

Deal found 7/9£691

Sat 24/1008:35 -

2 stops54h 42m

Sat 31/1016:40 -

1 stop11h 15m

Deal found 9/9£704

Thu 22/1014:20 -

1 stop11h 40m

Thu 29/1016:40 -

1 stop11h 15m

Deal found 7/9£706

Thu 24/914:00 -

2 stops16h 54m

Fri 2/1010:01 -

1 stop17h 09m

Deal found 5/9£711

Thu 12/1120:20 -

1 stop25h 50m

Mon 16/1109:07 -

2 stops17h 58m

Deal found 5/9£713

Thu 3/1210:20 -

2 stops19h 41m

Mon 7/1213:01 -

2 stops18h 29m

Deal found 6/9£1,066

Sun 18/1021:20 -

2 stops33h 11m

Tue 3/1110:20 -

2 stops21h 15m

Deal found 7/9£1,102

Mon 19/1013:30 -

2 stops34h 57m

Mon 2/1118:07 -

2 stops35h 38m

Deal found 7/9£1,120

Best flights from Glasgow to Colorado
Discover carefully curated flight deals from Glasgow to Colorado that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Thu 12/1111:55 -

1 stop13h 05m

Mon 16/1115:40 -

1 stop11h 15m

Deal found 5/9£598

Tue 20/1008:35 -

1 stop18h 42m

Tue 27/1016:40 -

1 stop11h 15m

Deal found 5/9£674

Thu 24/914:00 -

2 stops16h 54m

Fri 2/1010:01 -

1 stop17h 09m

Deal found 5/9£711

Thu 12/1120:20 -

1 stop25h 50m

Mon 16/1109:07 -

2 stops22h 23m

Deal found 9/9£714

Sun 11/1014:00 -

1 stop25h 16m

Sun 18/1007:40 -

1 stop19h 30m

Deal found 6/9£770

Mon 19/1013:30 -

2 stops34h 57m

Mon 2/1118:07 -

2 stops35h 38m

Deal found 7/9£1,120

Thu 28/111:30 -

2 stops19h 29m

Sun 21/213:12 -

2 stops20h 28m

Deal found 5/9£728

Sat 24/1008:35 -

3 stops35h 03m

Sat 31/1016:40 -

2 stops21h 00m

Deal found 9/9£756

Thu 3/1210:20 -

2 stops19h 41m

Mon 7/1213:01 -

2 stops18h 29m

Deal found 8/9£1,068

Wed 21/1006:00 -

2 stops18h 27m

Mon 2/1118:07 -

2 stops35h 38m

Deal found 7/9£1,120

Thu 21/111:30 -

2 stops18h 31m

Mon 25/113:01 -

2 stops22h 24m

Deal found 5/9£1,073

Thu 22/1006:00 -

2 stops18h 27m

Mon 2/1118:07 -

2 stops35h 38m

Deal found 7/9£1,150

Wed 21/1013:20 -

2 stops17h 11m

Thu 29/1010:27 -

2 stops17h 23m

Deal found 7/9£1,162

Fri 23/1006:00 -

2 stops23h 22m

Fri 30/1008:17 -

2 stops22h 28m

Deal found 8/9£1,195

Wed 21/1013:20 -

2 stops17h 11m

Fri 30/1010:27 -

2 stops22h 48m

Deal found 7/9£1,192

Tue 20/1009:35 -

2 stops20h 56m

Sun 1/1110:20 -

2 stops21h 15m

Deal found 7/9£1,192

Tue 22/1206:15 -

2 stops19h 15m

Tue 29/1212:37 -

2 stops17h 28m

Deal found 8/9£4,215

Tue 22/1206:15 -

2 stops19h 15m

Thu 31/1212:37 -

2 stops15h 13m

Deal found 8/9£4,215

Find flight deals from Glasgow to Colorado

Round-trip from	£598
One-way from	£371
Popular in	July
Cheapest in	January
Average price	£687

Icelandair
12/11-16/11
2 total stops
24h 20m total
Glasgow to Colorado

Search Deals

1/11-31/12
3 total stops
49h 42m total
Glasgow to Colorado

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£89 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowColorado Springs

GLA Glasgow Intl - COS Colorado Springs

GLACOS

Glasgow Intl

Sat 31/10

08:35-18:38

3 stops40h 03m

Colorado Springs

Wed 31/12

00:00-08:00

Nonstop0h 00m

£423

GlasgowDenver

GLA Glasgow Intl - DEN Denver Intl

GLADEN

Glasgow Intl

Fri 30/10

07:05-21:32

3 stops44h 27m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£432

GlasgowColorado Springs

GLA Glasgow Intl - COS Colorado Springs

GLACOS

Glasgow Intl

Wed 28/10

19:25-17:19

3 stops51h 54m

Colorado Springs

Wed 31/12

00:00-08:00

Nonstop0h 00m

£446

Fastest return journey

GlasgowDenver

GLA Glasgow Intl - DEN Denver Intl

GLADEN

Glasgow Intl

Sat 23/1

11:35-18:00

1 stop13h 25m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£484

GlasgowDenver

GLA Glasgow Intl - DEN Denver Intl

GLADEN

Glasgow Intl

Mon 25/1

15:30-15:10

1 stop30h 40m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£499

GlasgowDenver

GLA Glasgow Intl - DEN Denver Intl

GLADEN

Glasgow Intl

Wed 27/1

05:45-15:10

1 stop16h 25m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£499

GlasgowDenver

GLA Glasgow Intl - DEN Denver Intl

GLADEN

Glasgow Intl

Tue 26/1

06:15-15:10

1 stop15h 55m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£499

GlasgowDenver

GLA Glasgow Intl - DEN Denver Intl

GLADEN

Glasgow Intl

Sun 24/1

11:40-15:10

1 stop34h 30m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£500

GlasgowDenver

GLA Glasgow Intl - DEN Denver Intl

GLADEN

Glasgow Intl

Sun 29/11

21:25-23:03

2 stops32h 38m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£528

GlasgowDenver

GLA Glasgow Intl - DEN Denver Intl

GLADEN

Glasgow Intl

Sun 29/11

11:40-15:10

1 stop34h 30m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£534

Flights are sorted by cheapest return flights first.

Deals found on 7/9

Showing 1-10 of 31 resultsSorted by cheapest first

Best time to book a flight from Glasgow to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Glasgow with our price prediction graph.

GLA-COS

GLA-DEN

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 Glasgow to Colorado

GG1-USCO

GLA-COS

GLA-DEN

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

Currently, January is the cheapest month in which you can book a flight from Glasgow to Colorado (average of £523). Flying from Glasgow to Colorado in July is currently the most expensive (average of £1,049). 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.

How much does it cost for a return flight from Glasgow to Colorado?

Airfare is typical for this route at the moment.

Glasgow to Colorado flights typically cost between £534 and £756 in November.
The cheapest return price found within the last 5 days was £598 on Icelandair (12 Nov–16 Nov).

Reviews of airlines servicing Colorado

Read through reviews of airlines operating flights from Glasgow to Colorado, such as Icelandair and British Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Icelandair

6.9

Okay

741 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Victoria,Sept 2026

KEF - EWR

Icelandair was excellent. Kayak business not so much. As mentioned in our comment through pilot, there were hidden fees when we bought the tickets.

Icelandair

6.9

Okay

741 reviews

Icelandair

6.9

Okay

741 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Victoria,Sept 2026

KEF - EWR

Icelandair was excellent. Kayak business not so much. As mentioned in our comment through pilot, there were hidden fees when we bought the tickets.

British Airways

6.7

Okay

8,209 reviews

Icelandair

6.9

Okay

741 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Victoria,Sept 2026

KEF - EWR

Icelandair was excellent. Kayak business not so much. As mentioned in our comment through pilot, there were hidden fees when we bought the tickets.

Related info for your journey

How long is the flight from Glasgow to Colorado?
Airlines like Icelandair, Iberia, and Delta fly from Glasgow to Colorado in about 13h 05m. The time it takes to get you to your destination can typically vary by up to 21h 52m. Glasgow and Colorado are separated by a distance of 4350 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Glasgow to Colorado that include hotel bookings?
Yes. In addition to deals on Glasgow to Colorado flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Glasgow to Colorado?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow to Colorado.
Can I find deals for business class flights from Glasgow to Colorado?
Yes. Cheapflights offers flight deals from Glasgow to Colorado 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 Glasgow to Colorado?
Currently, January is the cheapest month in which you can book a flight from Glasgow to Colorado (average of £523). Flying from Glasgow to Colorado in July is currently the most expensive (average of £1,049). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

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Top destinations

Alternative routes for Glasgow to Colorado

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Top 6 airlines flying from Glasgow to Colorado

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£398	Average£672	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£400	Average£689	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
JetBlue	Cheapest£541	Average£666	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
United Airlines	Cheapest£592	Average£790	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£650	Average£782	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Aer Lingus	Cheapest£736	Average£761	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from Glasgow to Colorado?

Cheapflights helps you search for flights from Glasgow to Colorado via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Glasgow to Colorado?

Cheapflights helps you find that perfect flight to Colorado from Glasgow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Glasgow to Colorado, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Glasgow to Colorado 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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Cheap flights from Glasgow to Colorado from £371

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Glasgow to Colorado

Cheapest flights from Glasgow to ColoradoExplore the most affordable flight options available from Glasgow to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Explore the most affordable flight options available from Glasgow to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Glasgow to ColoradoDiscover carefully curated flight deals from Glasgow to Colorado that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Discover carefully curated flight deals from Glasgow to Colorado that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Glasgow to ColoradoDiscover last-minute flight deals from Glasgow to Colorado. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from Glasgow to Colorado. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Glasgow to ColoradoSearch for one-way flight options from Glasgow to Colorado. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Search for one-way flight options from Glasgow to Colorado. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Find flight deals from Glasgow to Colorado

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One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Glasgow to Colorado that are best for you.

Best time to book a flight from Glasgow to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Glasgow with our price prediction graph.

Cheapflights Insights

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

How much does it cost for a return flight from Glasgow to Colorado?

Airfare is typical for this route at the moment.

Glasgow to Colorado flights typically cost between £534 and £756 in November.The cheapest return price found within the last 5 days was £598 on Icelandair (12 Nov–16 Nov).

Reviews of airlines servicing Colorado

Read through reviews of airlines operating flights from Glasgow to Colorado, such as Icelandair and British Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Glasgow to Colorado?

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

How can I find direct flights from Glasgow to Colorado?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Glasgow to Colorado

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

Complete your trip

Complete your trip to Colorado by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Glasgow to Colorado by cabin class

Find flights from Glasgow to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Glasgow and Colorado flights

Browse other Glasgow and Colorado flight options. Last updated on 10 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Glasgow to Colorado flights

Consider these flights travelling from Glasgow to Colorado.

Top 6 airlines flying from Glasgow to Colorado

Fly with Cheapflights

How does Cheapflights help users find flights from Glasgow to Colorado?

Why should you use Cheapflights to find cheap flight tickets from Glasgow to Colorado?

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

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

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Travel Smart

Cheapest flights from Glasgow to Colorado
Explore the most affordable flight options available from Glasgow to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Glasgow to Colorado
Discover carefully curated flight deals from Glasgow to Colorado that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Glasgow to Colorado
Discover last-minute flight deals from Glasgow to Colorado. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Glasgow to Colorado
Search for one-way flight options from Glasgow to Colorado. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Glasgow to Colorado flights typically cost between £534 and £756 in November.
The cheapest return price found within the last 5 days was £598 on Icelandair (12 Nov–16 Nov).