.jpg){kind=link}
Denver
The Mile High City, sunny and outdoorsy, with the Rockies, ski resorts and national parks a drive away.
Find flights to Denver
Pick your airport and month and we'll open live fares for the first direct flight. You can change the date on the next page.
We compare fares on Aviasales. If you book through our links we may earn a small commission. It never costs you extra and never changes what we show.
What Denver is like
Denver is the 'Mile High City', a sunny, outdoorsy place at the foot of the Rocky Mountains, with a lively brewery scene and ski resorts and national parks a drive away.
Don't miss
- 01Red Rocks AmphitheatreA concert venue built between giant red sandstone rocks.
- 02Union Station and LoDoThe restored station and the bars of Lower Downtown.
- 03Denver Art MuseumKnown for its collection of Native American art.
- 04Rocky Mountain National ParkHigh mountain roads and wildlife, about two hours away.
Where to stay
- Downtown or LoDoWalkable, with the train to the airport.
- RiNoThe arts district, with breweries and street art.
Worth knowing
One step of the Colorado State Capitol is marked as exactly one mile above sea level.
Boulder: a mountain town under the Flatirons
Photo: Tyler Cipriani · CC BY-SA 4.0
A university town with a lively pedestrian mall and hiking trails up to the slanting Flatirons rocks.
Direct flights to Denver from the UK
| From | Airlines | Months with flights | Distance | Book |
|---|---|---|---|---|
| Heathrow | British Airways · United Airlines | All year | 4,658 mi | Fares → |
From the airlines' and Heathrow Airport's own timetables for October 2026 to September 2027. Pick an airport to see the exact days.
Weather in Denver by month
Average daytime highs. The warmest months are June, July, August.
| Month | Day | Night | Rainy days |
|---|---|---|---|
| January | 9° | -6° | – |
| February | 9° | -6° | – |
| March | 14° | -1° | – |
| April | 18° | 2° | – |
| May | 23° | 8° | – |
| June | 30° | 13° | – |
| July | 33° | 17° | – |
| August | 32° | 16° | – |
| September | 28° | 10° | – |
| October | 20° | 3° | – |
| November | 13° | -2° | – |
| December | 8° | -6° | – |
Long-term averages from the national weather service's station record, as compiled on Wikipedia (Climate of Denver). This station doesn't publish a count of rainy days with at least 1mm, so we don't show one.
Before you go
- You need an approved ESTA (or a US visa) before you travel. Apply on the official ESTA website, esta.cbp.dhs.gov.
- Your passport must be valid for your whole stay.
From the Foreign Office's United States travel advice, checked on 16 October 2026. Rules change, so check it before you travel.