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£462+ Direct flights to Denver

This is the cheapest price on a non-stop flight to Denver found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
22 Jul — 29 Jul1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights to Denver
Explore the most affordable flight options available to Denver. Find the lowest fares based on data from user searches, with prices last updated on 22 June 2026.

Mon 14/913:35
LHR
-
DEN
Nonstop9h 55m
British Airways
Sun 4/1018:35
DEN
-
LHR
Nonstop9h 00m
British Airways
Deal found 19/6£683
Sun 13/911:25
LHR
-
DEN
Nonstop9h 50m
United Airlines
Wed 7/1020:30
DEN
-
LHR
Nonstop9h 05m
United Airlines
Deal found 19/6£685
Fri 3/714:50
LHR
-
DEN
Nonstop9h 45m
United Airlines
Mon 6/717:35
DEN
-
LHR
Nonstop9h 05m
United Airlines
Deal found 19/6£689
Mon 14/913:35
LHR
-
DEN
Nonstop9h 55m
American Airlines
Mon 5/1018:35
DEN
-
LHR
Nonstop9h 00m
American Airlines
Deal found 19/6£694
Fri 3/714:50
LHR
-
DEN
Nonstop9h 45m
United Airlines
Mon 20/720:25
DEN
-
LHR
Nonstop9h 00m
United Airlines
Deal found 18/6£696
Sat 4/713:35
LHR
-
DEN
Nonstop9h 50m
British Airways
Sat 1/818:40
DEN
-
LHR
Nonstop8h 55m
British Airways
Deal found 20/6£700
Sat 24/1013:35
LHR
-
DEN
Nonstop9h 50m
American Airlines
Sun 1/1117:25
DEN
-
LHR
Nonstop9h 10m
American Airlines
Deal found 20/6£705
Mon 27/713:35
LHR
-
DEN
Nonstop9h 50m
British Airways
Thu 6/818:40
DEN
-
LHR
Nonstop8h 55m
British Airways
Deal found 20/6£708
Fri 3/714:50
LHR
-
DEN
Nonstop9h 45m
Multiple Airlines
Thu 9/717:35
DEN
-
LHR
Nonstop9h 05m
Multiple Airlines
Deal found 17/6£711
Fri 3/714:50
LHR
-
DEN
Nonstop9h 45m
Multiple Airlines
Sat 11/717:35
DEN
-
LHR
Nonstop9h 05m
Multiple Airlines
Deal found 17/6£712
Sun 13/914:50
LHR
-
DEN
Nonstop9h 50m
Brussels Airlines
Sun 4/1017:35
DEN
-
LHR
Nonstop9h 05m
Brussels Airlines
Deal found 19/6£722
Sat 28/1111:35
LHR
-
DEN
Nonstop9h 50m
United Airlines
Wed 16/1217:35
DEN
-
LHR
Nonstop9h 05m
United Airlines
Deal found 19/6£743

Best time to book a flight to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver 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 Fare Finder

 
Use the slider to find non-stop flights to Denver within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 858,174 searches and data was last updated on 22 June 2026.
Use the filters below to find and compare direct flights to Denver that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Fri 3/7

14:50-17:35

Nonstop9h 45m

Denver Intl

Mon 6/7

17:35-09:40

Nonstop9h 05m

£689

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Tue 14/7

14:50-17:35

Nonstop9h 45m

Denver Intl

Mon 27/7

20:25-12:25

Nonstop9h 00m

£696

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Tue 14/7

14:50-17:35

Nonstop9h 45m

Denver Intl

Thu 23/7

20:25-12:25

Nonstop9h 00m

£696

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Fri 21/8

14:50-17:35

Nonstop9h 45m

Denver Intl

Fri 28/8

17:35-09:40

Nonstop9h 05m

£821

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Fri 7/8

14:50-17:35

Nonstop9h 45m

Denver Intl

Wed 9/9

17:35-09:40

Nonstop9h 05m

£821

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Wed 12/8

14:50-17:35

Nonstop9h 45m

Denver Intl

Wed 9/9

20:30-12:35

Nonstop9h 05m

£821

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Tue 11/8

14:50-17:35

Nonstop9h 45m

Denver Intl

Thu 10/9

17:35-09:40

Nonstop9h 05m

£830

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 4/7

11:25-14:05

Nonstop9h 40m

Denver Intl

Sat 1/8

17:35-09:40

Nonstop9h 05m

£836

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Thu 30/7

14:50-17:35

Nonstop9h 45m

Denver Intl

Tue 4/8

17:35-09:40

Nonstop9h 05m

£858
Fastest return journey

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Thu 23/7

13:35-16:25

Nonstop9h 50m

Denver Intl

Sat 1/8

18:40-10:35

Nonstop8h 55m

£876

Flights are sorted by cheapest return flights first.

Deals found on 21/6

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Reviews of airlines flying non-stop to Denver

Get insights into the airlines that provide direct flights to Denver. 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 Denver. Reviews last updated 22 June 2026.
Get a feel of what it's like to fly with Austrian Airlines,United Airlines, andIcelandair to the United States by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
938 reviews
Check prices

Comfort

7.3

Food

6.8

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Austrian Airlines
7.6
Good
938 reviews
Austrian Airlines
7.6
Good
938 reviews
Check prices

Comfort

7.3

Food

6.8

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
United Airlines
7.4
Good
9,874 reviews
Austrian Airlines
7.6
Good
938 reviews
Check prices

Comfort

7.3

Food

6.8

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Icelandair
7.0
Good
683 reviews
Austrian Airlines
7.6
Good
938 reviews
Check prices

Comfort

7.3

Food

6.8

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Lufthansa
6.8
Okay
8,086 reviews
Austrian Airlines
7.6
Good
938 reviews
Check prices

Comfort

7.3

Food

6.8

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
British Airways
6.7
Okay
8,064 reviews
Austrian Airlines
7.6
Good
938 reviews
Check prices

Comfort

7.3

Food

6.8

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

FAQ about direct flights to Denver

Find answers to frequently asked questions about direct flights to Denver to unlock the best deals on Cheapflights.

  • Which airlines fly direct to Denver?

    At the moment, British Airways, Lufthansa, United Airlines, Austrian Airlines, Brussels Airlines, Aer Lingus, American Airlines, Finnair, Iberia offer direct flights to Denver. British Airways is currently the most popular airline that flies direct to Denver.

  • How long is a direct flight to Denver?

    While the flight duration depends heavily on the origin, travellers can expect non-stop flights to Denver to last approximately 9h 40m on average. The quickest direct flight to Denver at this time departs from London Heathrow Airport (9h 40m), while the longest leaves from London Heathrow Airport (9h 40m).

  • What is the best time of year to fly direct to Denver?

    If you're seeking the lowest price on a direct flight to Denver, September is worth consideration, as prices are usually at their lowest, on average. January may be most appealing to users looking for the quietest time to visit Denver, when demand is typically at its lowest.

  • What is the most popular direct flight origin to Denver?

    Currently, the most popular direct flight origin to Denver is London Heathrow Airport. A return direct flight from London Heathrow Airport to Denver typically costs around £1,414.

See more FAQs

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