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£387+ Cheap flights to Fort Collins

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
11 Apr — 18 Apr1
1 adult
1 adult, Economy, 0 bags

Flights to Fort Collins in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Fort Collins
Explore the most affordable flight options available to Fort Collins. Find the lowest fares based on data from user searches, with prices last updated on 12 March 2026.

Sun 12/415:40
LGW
-
DEN
1 stop34h 20m
Icelandair
Mon 27/416:40
DEN
-
LGW
1 stop12h 05m
Icelandair
Deal found 7/3£453
Wed 22/414:00
LGW
-
DEN
1 stop25h 21m
Multiple Airlines
Sat 5/922:29
DEN
-
LGW
1 stop29h 26m
Multiple Airlines
Deal found 12/3£456
Thu 30/416:40
LHR
-
DEN
1 stop33h 49m
United Airlines
Sat 2/517:25
DEN
-
LHR
1 stop33h 45m
United Airlines
Deal found 10/3£457
Tue 5/507:45
LHR
-
DEN
1 stop13h 41m
United Airlines
Tue 19/510:15
DEN
-
LHR
1 stop14h 00m
United Airlines
Deal found 7/3£460
Wed 1/713:05
LHR
-
DEN
1 stop12h 55m
Icelandair
Wed 15/716:40
DEN
-
LHR
1 stop12h 15m
Icelandair
Deal found 7/3£464
Sat 25/414:00
LGW
-
DEN
1 stop15h 59m
Multiple Airlines
Sat 5/922:29
DEN
-
LGW
1 stop29h 26m
Multiple Airlines
Deal found 12/3£472
Tue 8/913:00
LGW
-
DEN
1 stop13h 00m
Icelandair
Sat 12/920:10
DEN
-
LGW
1 stop11h 30m
Icelandair
Deal found 8/3£473
Tue 17/320:35
LHR
-
DEN
1 stop28h 30m
Icelandair
Tue 24/316:40
DEN
-
LHR
1 stop12h 10m
Icelandair
Deal found 10/3£474
Sun 26/414:00
LGW
-
DEN
1 stop25h 11m
Multiple Airlines
Sat 5/922:29
DEN
-
LGW
1 stop29h 26m
Multiple Airlines
Deal found 12/3£476
Mon 13/407:40
LHR
-
DEN
2 stops18h 20m
Multiple Airlines
Mon 27/416:40
DEN
-
LHR
2 stops17h 40m
Multiple Airlines
Deal found 7/3£480
Mon 31/815:40
LGW
-
DEN
1 stop28h 00m
Icelandair
Tue 8/916:40
DEN
-
LGW
1 stop15h 00m
Icelandair
Deal found 8/3£480
Tue 17/320:35
LHR
-
DEN
1 stop28h 30m
Icelandair
Thu 26/316:40
DEN
-
LHR
1 stop20h 50m
Icelandair
Deal found 9/3£480

Find flight deals to Fort Collins

Find the latest flights to Fort Collins in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 12 March 2026.

Return from

£453

One-way from

£387

Popular in

December

Cheapest in

September

Average price

£654
Icelandair
  • Icelandair
  • 12/4-27/4
  • 2 total stops
  • 46h 25m total
  • London to Denver
Search Deals
Icelandair
  • Icelandair
  • 1/6
  • 1 total stop
  • 28h 00m total
  • London to Fort Collins
Search Deals
Highest demand for flights based on searches. 0% potential increase in price.
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for return flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Fort Collins that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 12 March 2026.
Use the filters below to find and compare flights to Fort Collins that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonDenver

LTN - DEN

LTNDEN

London Luton

Sun 26/4

09:00-11:20

2 stops33h 20m

Denver Intl

Mon 7/9

20:00-15:45

1 stop12h 45m

£515

LondonDenver

LTN - DEN

LTNDEN

London Luton

Sun 26/4

09:00-11:20

2 stops33h 20m

Denver Intl

Sun 6/9

20:00-15:25

1 stop12h 25m

£522

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Thu 23/4

13:05-19:00

1 stop12h 55m

Denver Intl

Mon 27/4

16:40-11:55

1 stop12h 15m

£544

LondonDenver

LGW - DEN

LGWDEN

London Gatwick

Thu 2/7

15:40-12:40

1 stop28h 00m

Denver Intl

Fri 24/7

16:40-14:40

1 stop15h 00m

£569

LondonDenver

LGW - DEN

LGWDEN

London Gatwick

Wed 1/7

15:40-12:40

1 stop28h 00m

Denver Intl

Tue 21/7

16:40-14:40

1 stop15h 00m

£569

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Tue 1/9

06:55-13:45

1 stop13h 50m

Denver Intl

Fri 11/9

20:20-12:20

Nonstop9h 00m

£619

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Fri 1/5

07:30-13:35

1 stop13h 05m

Denver Intl

Thu 14/5

11:45-07:40

1 stop12h 55m

£631

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Fri 1/5

11:25-14:15

Nonstop9h 50m

Denver Intl

Thu 7/5

20:20-12:20

Nonstop9h 00m

£643

LondonDenver

LTN - DEN

LTNDEN

London Luton

Mon 13/4

08:50-19:00

2 stops17h 10m

Denver Intl

Mon 27/4

16:40-17:10

2 stops17h 30m

£644

LondonDenver

LCY - DEN

LCYDEN

London City

Mon 13/4

09:15-19:40

2 stops17h 25m

Denver Intl

Mon 27/4

20:25-18:40

2 stops15h 15m

£650

Flights are sorted by cheapest return flights first.

Deals found on 9/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight to Fort Collins

Have a flexible travel schedule? Discover the best time to fly to Fort Collins 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 to Fort Collins

When is the best time to book a flight to Fort Collins?

Use this chart to determine the optimal time to book a return flight from London to Fort Collins. Price data was last updated on 6 March 2026.

To ensure you get the cheapest price possible for a flight to Fort Collins, you should look to book at least 51 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Fort Collins?

On average, a flight from London to Fort Collins takes 13 hours 42 minutes. Flights to Fort Collins from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Fort Collins

The most flights from London to Fort Collins are scheduled on a Monday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

What are the most popular airlines that fly to Fort Collins?

The most popular airlines flying from London to Fort Collins are British Airways, Lufthansa and United Airlines.

British Airways
British Airways
From £417
Lufthansa
Lufthansa
From £400
Icelandair
Icelandair
From £363
United Airlines
United Airlines
From £344

What are the cheapest airlines that fly to Fort Collins?

The cheapest airlines flying from London to Fort Collins are Air Canada, Brussels Airlines and Icelandair.

Rainfall in Fort Collins by month

Plan your trip to Fort Collins by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Fort Collins 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 Fort Collins when rainfall is around 13.0 mm.

Temperature in Fort Collins by month

Plan your trip to Fort Collins by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Fort Collins, 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).

Reviews of airlines servicing Fort Collins

Get insights into the airlines that provide service to Fort Collins. 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 Fort Collins. Reviews last updated 12 March 2026.
See what other customers who have flown with Austrian Airlines,United Airlines, andIcelandair to the United States have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
901 reviews
Check prices

Entertainment

6.8

Food

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Austrian Airlines
7.6
Good
901 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Entertainment

6.8

Food

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
United Airlines
7.4
Good
9,418 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Entertainment

6.8

Food

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Icelandair
7.1
Good
619 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Entertainment

6.8

Food

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Lufthansa
6.8
Okay
7,844 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Entertainment

6.8

Food

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
British Airways
6.7
Okay
7,784 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Entertainment

6.8

Food

6.8

Comfort

7.3

Overall

7.6

Crew

8.1

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

FAQs about flying to Fort Collins

  • Can I find cheaper flights to Fort Collins if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Fort Collins on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Fort Collins?

    Based on reviews from Cheapflights users, Air Canada is rated the highest out of the airlines that fly to Fort Collins.

  • How much is a return flight to Fort Collins?

    A return flight to Fort Collins will typically cost around £370, however they can be found for as little as £60.

  • Where does the fastest flight to Fort Collins depart from?

    For those looking to save time traveling to Fort Collins, London offers the quickest one-way flight (9 hours 40 minutes).

  • Does Denver Intl have car hire?

    Yes. Those touching down at Denver Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Denver Intl?

    Yes. Denver Intl has hotels nearby for those requiring accommodations. The Westin Denver International Airport is the closest property to Denver Intl (0.0 mi away from Denver Intl).

See more FAQs

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