Direct flights to Denver | Cheapflights

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Cheapest

Best

Last-minute

One-way

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 4 June 2026.

Fri 20/1111:35

LHR

-

DEN

Nonstop9h 50m

Lufthansa

Mon 30/1117:35

DEN

-

LHR

Nonstop9h 05m

Lufthansa

Deal found 31/5£672

Mon 14/914:50

LHR

-

DEN

Nonstop9h 50m

Lufthansa

Sat 19/920:25

DEN

-

LHR

Nonstop9h 00m

Lufthansa

Deal found 2/6£673

Fri 4/914:50

LHR

-

DEN

Nonstop9h 45m

Lufthansa

Wed 9/920:30

DEN

-

LHR

Nonstop9h 05m

Lufthansa

Deal found 2/6£673

Mon 14/914:50

LHR

-

DEN

Nonstop9h 50m

United Airlines

Mon 21/920:25

DEN

-

LHR

Nonstop9h 00m

United Airlines

Deal found 2/6£674

Sat 17/1013:35

LHR

-

DEN

Nonstop9h 50m

British Airways

Sat 31/1018:25

DEN

-

LHR

Nonstop9h 10m

British Airways

Deal found 2/6£675

Wed 16/914:50

LHR

-

DEN

Nonstop9h 50m

Lufthansa

Sat 19/920:25

DEN

-

LHR

Nonstop9h 00m

Lufthansa

Deal found 30/5£676

Thu 17/913:35

LHR

-

DEN

Nonstop9h 55m

British Airways

Thu 24/918:40

DEN

-

LHR

Nonstop8h 55m

British Airways

Deal found 31/5£677

Tue 1/911:25

LHR

-

DEN

Nonstop9h 40m

Lufthansa

Fri 11/917:35

DEN

-

LHR

Nonstop9h 05m

Lufthansa

Deal found 3/6£678

Sun 6/911:25

LHR

-

DEN

Nonstop9h 40m

Lufthansa

Thu 17/917:35

DEN

-

LHR

Nonstop9h 05m

Lufthansa

Deal found 2/6£679

Sat 19/911:25

LHR

-

DEN

Nonstop9h 50m

Lufthansa

Thu 24/917:35

DEN

-

LHR

Nonstop9h 05m

Lufthansa

Deal found 31/5£679

Fri 4/913:35

LHR

-

DEN

Nonstop9h 55m

British Airways

Thu 17/918:40

DEN

-

LHR

Nonstop8h 55m

British Airways

Deal found 31/5£687

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.

LON-DEN

LHR-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.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Tue 15/9

14:50-17:40

Nonstop9h 50m

Denver Intl

Mon 5/10

20:25-12:25

Nonstop9h 00m

£674

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Tue 15/9

11:25-14:15

Nonstop9h 50m

Denver Intl

Fri 9/10

20:25-12:25

Nonstop9h 00m

£705

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Thu 10/9

13:35-16:30

Nonstop9h 55m

Denver Intl

Sun 13/9

18:40-10:35

Nonstop8h 55m

£734

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 12/9

11:25-14:15

Nonstop9h 50m

Denver Intl

Fri 9/10

20:25-12:25

Nonstop9h 00m

£734

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Mon 13/7

14:50-17:35

Nonstop9h 45m

Denver Intl

Mon 27/7

17:35-09:40

Nonstop9h 05m

£784

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 11/7

14:50-17:35

Nonstop9h 45m

Denver Intl

Thu 16/7

20:25-12:25

Nonstop9h 00m

£815

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Wed 1/7

14:50-17:35

Nonstop9h 45m

Denver Intl

Sun 12/7

17:35-09:40

Nonstop9h 05m

£833

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 27/6

14:50-17:35

Nonstop9h 45m

Denver Intl

Wed 15/7

20:35-12:35

Nonstop9h 00m

£833

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Thu 18/6

14:50-17:35

Nonstop9h 45m

Denver Intl

Sat 27/6

17:35-09:40

Nonstop9h 05m

£864

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Wed 12/8

13:35-16:30

Nonstop9h 55m

Denver Intl

Wed 9/9

18:40-10:35

Nonstop8h 55m

£876

Flights are sorted by cheapest return flights first.

Deals found on 1/6

Showing 1-10 of 22 resultsSorted by cheapest first

1

2

3

Reviews of airlines flying non-stop to Denver

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

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

Austrian Airlines

7.6

Good

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

Austrian Airlines

7.6

Good

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.

7.0

Good

Austrian Airlines

7.6

Good

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.

6.8

Okay

Austrian Airlines

7.6

Good

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

Austrian Airlines

7.6

Good

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

How much are direct flights to Denver?
On average, a one-way direct flight to Denver will cost users approximately £1,336. If you're looking for a direct return flight to Denver, you can expect to pay around £1,387.
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 £1,353.

See more FAQs

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