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Direct flights from Denver

DEN — LHR
14 May — 21 May1
1 adult
1 adult, Economy, 0 bags

Best time to book a flight from Denver

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Estimated return price
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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,Lufthansa, andBritish Airways 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
9,581 reviews
Check prices

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

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
9,581 reviews
United Airlines
7.4
Good
9,581 reviews
Check prices

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

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
7,920 reviews
United Airlines
7.4
Good
9,581 reviews
Check prices

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

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
7,882 reviews
United Airlines
7.4
Good
9,581 reviews
Check prices

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

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 14 April 2026.

  • Where can you fly direct from Denver?

    Currently, the most popular direct flight destination from Denver is London Heathrow Airport.

  • How much are direct flights from Denver?

    On average, a one-way direct flight from Denver will cost users approximately £390. If you're looking for a direct round-trip flight from Denver, you can expect to pay around £495.

  • 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 5h 28m on average. The quickest direct flight from Denver at this time departs from Denver (1h 03m), while the longest leaves from Denver (12h 10m).

  • 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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