Direct flights to Denver | Cheapflights

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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 28 May 2026.

Wed 2/914:50

LHR

-

DEN

Nonstop9h 45m

Lufthansa

Wed 23/920:30

DEN

-

LHR

Nonstop9h 05m

Lufthansa

Deal found 23/5£673

Mon 5/1014:50

LHR

-

DEN

Nonstop9h 50m

Lufthansa

Thu 15/1020:25

DEN

-

LHR

Nonstop9h 00m

Lufthansa

Deal found 25/5£673

Tue 1/911:25

LHR

-

DEN

Nonstop9h 40m

Multiple Airlines

Fri 11/917:35

DEN

-

LHR

Nonstop9h 05m

Multiple Airlines

Deal found 26/5£674

Fri 20/1111:35

LHR

-

DEN

Nonstop9h 50m

Austrian Airlines

Mon 30/1117:35

DEN

-

LHR

Nonstop9h 05m

Austrian Airlines

Deal found 24/5£675

Mon 5/1014:50

LHR

-

DEN

Nonstop9h 50m

Lufthansa

Fri 16/1020:25

DEN

-

LHR

Nonstop9h 00m

Lufthansa

Deal found 25/5£676

Tue 15/914:50

LHR

-

DEN

Nonstop9h 50m

Brussels Airlines

Fri 25/920:25

DEN

-

LHR

Nonstop9h 00m

Brussels Airlines

Deal found 27/5£676

Tue 8/913:35

LHR

-

DEN

Nonstop9h 55m

British Airways

Sat 12/918:40

DEN

-

LHR

Nonstop8h 55m

British Airways

Deal found 23/5£677

Thu 17/911:25

LHR

-

DEN

Nonstop9h 50m

Austrian Airlines

Tue 29/917:35

DEN

-

LHR

Nonstop9h 05m

Austrian Airlines

Deal found 26/5£678

Wed 7/1014:50

LHR

-

DEN

Nonstop9h 50m

Lufthansa

Fri 16/1017:35

DEN

-

LHR

Nonstop9h 05m

Lufthansa

Deal found 25/5£679

Tue 1/911:25

LHR

-

DEN

Nonstop9h 40m

Lufthansa

Fri 11/917:35

DEN

-

LHR

Nonstop9h 05m

Lufthansa

Deal found 27/5£679

Fri 20/1111:35

LHR

-

DEN

Nonstop9h 50m

Lufthansa

Mon 30/1117:35

DEN

-

LHR

Nonstop9h 05m

Lufthansa

Deal found 27/5£680

Thu 17/914:50

LHR

-

DEN

Nonstop9h 50m

Lufthansa

Tue 29/920:25

DEN

-

LHR

Nonstop9h 00m

Lufthansa

Deal found 26/5£681

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 22/9

11:25-14:15

Nonstop9h 50m

Denver Intl

Sun 11/10

17:35-09:40

Nonstop9h 05m

£703

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sun 20/9

11:25-14:15

Nonstop9h 50m

Denver Intl

Tue 13/10

17:35-09:40

Nonstop9h 05m

£703

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sun 20/9

14:50-17:40

Nonstop9h 50m

Denver Intl

Wed 14/10

20:30-12:35

Nonstop9h 05m

£703

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Wed 28/10

12:25-16:30

Nonstop10h 05m

Denver Intl

Fri 30/10

18:25-09:35

Nonstop9h 10m

£721

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sun 20/9

14:50-17:40

Nonstop9h 50m

Denver Intl

Sat 10/10

17:35-09:40

Nonstop9h 05m

£733

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Thu 24/9

11:25-14:15

Nonstop9h 50m

Denver Intl

Fri 9/10

20:25-12:25

Nonstop9h 00m

£733

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 4/7

14:50-17:35

Nonstop9h 45m

Denver Intl

Wed 15/7

20:35-12:35

Nonstop9h 00m

£792

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Fri 26/6

11:25-14:05

Nonstop9h 40m

Denver Intl

Sat 4/7

17:35-09:40

Nonstop9h 05m

£843

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 15/8

11:25-14:05

Nonstop9h 40m

Denver Intl

Mon 21/12

17:35-09:40

Nonstop9h 05m

£849

Fastest return journey

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Wed 8/7

11:25-14:05

Nonstop9h 40m

Denver Intl

Wed 15/7

20:35-12:35

Nonstop9h 00m

£875

Flights are sorted by cheapest return flights first.

Deals found on 26/5

Showing 1-10 of 24 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 £1,536.
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 £1,402.

See more FAQs

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