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£192+ Direct flights from Denver

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
DEN — LHR
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Direct flights from Denver

Enter your travel dates to find the best prices.

Cheapest flights from Denver
Explore the most affordable flight options available from Denver. Find the lowest fares based on data from user searches, with prices last updated on 16 January 2026.

Tue 3/317:25
DEN
-
LHR
Nonstop9h 10m
Finnair
Wed 11/312:25
LHR
-
DEN
Nonstop10h 05m
Finnair
Deal found 15/1£468
Thu 5/317:25
DEN
-
LHR
Nonstop9h 10m
Finnair
Tue 10/312:25
LHR
-
DEN
Nonstop10h 05m
Finnair
Deal found 13/1£471
Wed 13/520:20
DEN
-
LHR
Nonstop9h 00m
Multiple Airlines
Wed 20/511:25
LHR
-
DEN
Nonstop9h 50m
Multiple Airlines
Deal found 14/1£472
Fri 30/117:25
DEN
-
LHR
Nonstop9h 10m
British Airways
Tue 3/212:25
LHR
-
DEN
Nonstop10h 05m
British Airways
Deal found 13/1£473
Tue 24/217:25
DEN
-
LHR
Nonstop9h 10m
British Airways
Mon 2/312:25
LHR
-
DEN
Nonstop10h 05m
British Airways
Deal found 14/1£475
Fri 13/217:35
DEN
-
LHR
Nonstop9h 05m
Multiple Airlines
Wed 18/211:35
LHR
-
DEN
Nonstop9h 50m
Multiple Airlines
Deal found 14/1£477
Wed 18/217:35
DEN
-
LHR
Nonstop9h 05m
Multiple Airlines
Sun 8/311:35
LHR
-
DEN
Nonstop9h 55m
Multiple Airlines
Deal found 13/1£478
Fri 13/217:35
DEN
-
LHR
Nonstop9h 05m
Multiple Airlines
Fri 20/211:35
LHR
-
DEN
Nonstop9h 50m
Multiple Airlines
Deal found 14/1£479
Wed 18/217:25
DEN
-
LHR
Nonstop9h 10m
American Airlines
Mon 23/212:25
LHR
-
DEN
Nonstop10h 05m
American Airlines
Deal found 14/1£480
Wed 18/217:35
DEN
-
LHR
Nonstop9h 05m
United Airlines
Mon 2/311:35
LHR
-
DEN
Nonstop9h 50m
United Airlines
Deal found 16/1£480
Sun 29/318:40
DEN
-
LHR
Nonstop8h 55m
Finnair
Sun 12/413:35
LHR
-
DEN
Nonstop9h 55m
Finnair
Deal found 13/1£482
Thu 12/217:35
DEN
-
LHR
Nonstop9h 05m
Multiple Airlines
Thu 19/211:35
LHR
-
DEN
Nonstop9h 50m
Multiple Airlines
Deal found 14/1£484

Find direct flights from Denver within your budget

 
Use the slider to find direct flights from 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. This data was last updated on 16 January 2026.

Fly to

Heathrow

Route

Depart

Return

Price

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Fri 20/2

17:25-09:35

Nonstop9h 10m

London Heathrow

Tue 3/3

12:25-15:30

Nonstop10h 05m

£480

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Wed 18/2

17:35-09:40

Nonstop9h 05m

London Heathrow

Mon 2/3

11:35-14:25

Nonstop9h 50m

£480

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Fri 20/2

17:25-09:35

Nonstop9h 10m

London Heathrow

Thu 26/2

12:25-15:30

Nonstop10h 05m

£480

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Mon 2/3

17:35-09:40

Nonstop9h 05m

London Heathrow

Mon 9/3

11:35-15:30

Nonstop9h 55m

£480

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Thu 19/2

17:25-09:35

Nonstop9h 10m

London Heathrow

Wed 25/2

12:25-15:30

Nonstop10h 05m

£480

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Mon 23/2

17:35-09:40

Nonstop9h 05m

London Heathrow

Mon 2/3

11:35-14:25

Nonstop9h 50m

£480

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Fri 24/4

17:35-09:40

Nonstop9h 05m

London Heathrow

Fri 8/5

14:50-17:45

Nonstop9h 55m

£492

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Sun 19/4

18:40-10:35

Nonstop8h 55m

London Heathrow

Sat 2/5

13:35-16:30

Nonstop9h 55m

£492

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Fri 24/4

17:35-09:40

Nonstop9h 05m

London Heathrow

Tue 28/4

11:25-14:15

Nonstop9h 50m

£492

DenverLondon

DEN - LHR

DENLHR

Denver Intl

Wed 22/4

20:20-12:20

Nonstop9h 00m

London Heathrow

Mon 27/4

11:25-14:15

Nonstop9h 50m

£492

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Showing 1-10 of 44 results
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Best time to book a flight from Denver

Have a flexible travel schedule? Discover the best time to fly from 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.

Reviews of airlines flying non-stop to Denver

Get insights into the airlines that provide direct flights from 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 from Denver. Reviews last updated Cheapflights.
See what other customers who have flown with United Airlines, Iberia, andLufthansa from Denver have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,164 reviews
Check prices

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,164 reviews
United Airlines
7.4
Good
9,164 reviews
Check prices

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Iberia
7.0
Good
3,087 reviews
United Airlines
7.4
Good
9,164 reviews
Check prices

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,718 reviews
United Airlines
7.4
Good
9,164 reviews
Check prices

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,680 reviews
United Airlines
7.4
Good
9,164 reviews
Check prices

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Access useful and relevant information related to your journey from Denver. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 16 January 2026.

  • Where can you fly direct from Denver?

    Currently, the most popular direct flight destination from Denver is Montrose.

  • How much are direct flights from Denver?

    On average, a one-way direct flight from Denver will cost users approximately £468. If you're looking for a direct round-trip flight from Denver, you can expect to pay around £571.

  • How long is a direct flight from Denver?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from Denver to last approximately 4h 33m on average. The quickest direct flight from Denver at this time departs from Denver (1h 03m), while the longest leaves from Denver (12h 15m).

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

    If you're seeking the lowest price on a direct flight from Denver, January is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, January offers travelers the most options.

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