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Cheap Flights from Billings (BIL) to Denver (DENA)

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Flight deals from Billings Airport to Denver

Looking for a cheap last-minute deal or the best return flight from Billings Airport to Denver? If you want to travel next month, return fares start from £188. Find the lowest prices on one-way and return tickets right here.
Denver.£188 per passenger.Departing Tue, 30 Jun, returning Tue, 7 Jul.Return flight with United.Outbound direct flight with United departs from Billings on Tue, 30 Jun, arriving in Denver International.Inbound direct flight with United departs from Denver International on Tue, 7 Jul, arriving in Billings.Price includes taxes and charges.From £188, select.
Denver.£188 per passenger.Departing Wed, 14 Oct, returning Mon, 19 Oct.Return flight with United.Outbound direct flight with United departs from Billings on Wed, 14 Oct, arriving in Denver International.Inbound direct flight with United departs from Denver International on Mon, 19 Oct, arriving in Billings.Price includes taxes and charges.From £188, select.
Denver.£188 per passenger.Departing Fri, 3 Apr, returning Sun, 5 Apr.Return flight with United.Outbound direct flight with United departs from Billings on Fri, 3 Apr, arriving in Denver International.Inbound direct flight with United departs from Denver International on Sun, 5 Apr, arriving in Billings.Price includes taxes and charges.From £188, select.
Denver.£188 per passenger.Departing Fri, 12 Jun, returning Sat, 20 Jun.Return flight with United.Outbound direct flight with United departs from Billings on Fri, 12 Jun, arriving in Denver International.Inbound direct flight with United departs from Denver International on Sat, 20 Jun, arriving in Billings.Price includes taxes and charges.From £188, select.
Denver.£205 per passenger.Departing Fri, 29 May, returning Mon, 1 Jun.Return flight with United.Outbound direct flight with United departs from Billings on Fri, 29 May, arriving in Denver International.Inbound direct flight with United departs from Denver International on Mon, 1 Jun, arriving in Billings.Price includes taxes and charges.From £205, select.
Denver.£259 per passenger.Departing Mon, 30 Mar, returning Thu, 2 Apr.Return flight with Allegiant Air and Frontier Airlines.Outbound indirect flight with Allegiant Air, departs from Billings on Mon, 30 Mar, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Thu, 2 Apr, arriving in Billings.Price includes taxes and charges.From £259, select.
Denver.£312 per passenger.Departing Wed, 18 Mar, returning Wed, 25 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Billings on Wed, 18 Mar, arriving in Denver International.Inbound indirect flight with Delta, departs from Denver International on Wed, 25 Mar, arriving in Billings.Price includes taxes and charges.From £312, select.
Denver.£338 per passenger.Departing Thu, 19 Mar, returning Sat, 21 Mar.Return flight with United.Outbound direct flight with United departs from Billings on Thu, 19 Mar, arriving in Denver International.Inbound direct flight with United departs from Denver International on Sat, 21 Mar, arriving in Billings.Price includes taxes and charges.From £338, select.
Denver.£560 per passenger.Departing Mon, 30 Mar, returning Thu, 2 Apr.Return flight with United.Outbound direct flight with United departs from Billings on Mon, 30 Mar, arriving in Denver International.Inbound direct flight with United departs from Denver International on Thu, 2 Apr, arriving in Billings.Price includes taxes and charges.From £560, select.

Find the cheapest month to fly from Billings to Denver

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Billings to Denver flights are currently cheapest in April.
Mar
from £312
Apr
from £188
May
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Jun
from £188
Jul
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Aug
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Sep
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Oct
from £188
Nov
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Dec
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Jan
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Feb
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Direct flights from Billings to Denver

Alternative Billings to Denver routes

Looking for the cheapest, fastest or easiest route from Billings to Denver? You could fly into the following airports instead.

Denver Arapahoe Co

0 miles from central Denver
Closest
Search flights

Broomfield

14 miles from central Denver
Search flights

Denver International

19 miles from central Denver
Cheapest
from £188
Search flights

Northern Colorado Regional

49 miles from central Denver
Search flights

Billings to Denver: Flight information

The things to know before you go.
Cheapest flight found£188
Cheapest month to flyApril
Average flight time1 hr, 52 mins
Most popular airlineUnited
Average flights per week131

Finding cheap flights from Billings to Denver: Frequently asked questions

There are 4 airports in Denver: Denver Arapahoe Co, Broomfield, Denver International, and Northern Colorado Regional.
The best price we found for a return flight from Billings to Denver is £188. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 52 minutes is the average flight time from Billings to Denver.
United, SkyWest Airlines and Air Canada fly direct from Billings to Denver.
As of March 2026, there are 131 flights per week flying from Billings to Denver.
The cheapest month to fly from Billings to Denver is usually April.
If you're flying from Billings Airport, the cheapest airport near Denver is Denver International – which is 18.6 miles away from the centre of Denver. We've found flights into this airport from £188.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Billings Airport to Denver on Friday, 3 April 2026.
Yes – the average flight time is 1 hour and 52 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Denver but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Denver is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 4°C. July is typically the warmest month in Denver, when it usually averages around 31°C. You can expect the least rain in January. The coldest month is December, with temperatures averaging -6°C. The rainiest month is July.
Currently, United offers the cheapest flight tickets to Denver.

Travelling from Billings Logan International Airport (BIL) to Denver: what you need to know

  • Take a direct flight from Billings Logan International Airport to Denver and you'll be travelling for around 1 hour 35 minutes.

  • Denver and Billings (where Billings Logan International Airport is located) are both in the UTC-6 timezone. This means you won't have to change your watch when you arrive.

  • Billings Logan International Airport (BIL) to Denver International Airport (DEN) is the most popular route, with 34 flights a week to choose from. If you have things to do before heading off, the last flight from BIL to DEN is with United Airlines at 17:54. Opt for the first departure with United Airlines at 05:00 if you want to fly out earlier.

  • For a relaxed start to your BIL to Denver flight, leave enough time to check in and drop off your luggage. Turning up two hours before international departures and one hour before domestic flights is the general rule.

  • Delays at security and check-in are likely if you're jetting off during high season, so allow some extra wiggle room. A good rule of thumb for peak periods? Arrive up to four hours ahead for international flights and at least two hours for domestic departures.

  • Start your journey at BIL and travel nonstop to Denver International Airport (DEN). That will be your arrival point when searching for Billings Logan International Airport to Denver tickets.

  • Check out the offers from United Airlines. This airline operates direct flights from Billings Logan International Airport to Denver.

  • Located around 2 miles from central Billings, BIL can be reached in about 10 minutes by car (depending on traffic). Travelling on public transport takes roughly 25 minutes.

  • Searching for a hotel near BIL? If you've booked an early flight from Billings Logan International Airport to Denver, these accommodation options put the terminal practically at your doorstep:

  • Of all flights departing from Billings Logan International Airport, 75.96% arrive on time at their destination.

  • BIL is located at 1901 Terminal Circle, Room 216.

How to find the cheapest flights from Billings Logan International Airport (BIL) to Denver

  • £68 is the lowest price we've found for a one-way Billings Logan International Airport to Denver flight. A round-trip plane ticket right now is £188. Depending on when you book and the availability, these fares may change.

  • Book one month before you travel. Pricing trends show that this is the ideal window for finding cheap flights from BIL to Denver.

  • The best month for picking up cheap Billings Logan International Airport to Denver tickets is May. Use the 'Whole month' tool to compare prices, then select the dates with the lowest fares.

  • Finding a cheap flight from BIL to Denver is easy with Price Alerts. All you need to do is create one of these automatic notifications and we'll notify you as soon as a new discount appears.

  • Tailor your flights with filters. Choose your preferred arrival and departure times, total journey duration and airlines. You can also sort the results by 'Cheapest,' 'Best' or 'Fastest' flights from Billings Logan International Airport to Denver.

Airports in Denver

Denver International Airport (DEN)

  • The distance from Denver International Airport (DEN) to central Denver is roughly 25 miles. It'll take you around 35 minutes to get to the centre driving.

  • Getting there on public transport will take you around 1 hour 30 minutes.

  • After your flight from Billings Logan International Airport to Denver has landed, relax and unwind at a hotel close by. Baymont by Wyndham Denver International Airport is a great option just a short drive from DEN.

  • Travel at your own pace with a Denver International Airport rental car. Pick up a set of wheels from Routes Car Rentals, Dollar or Budget and see more of Denver and beyond.

  • To get the best deal, book your ride from Denver International Airport about one week in advance of your flight from BIL to Denver.

  • DEN is located at 8500 Pena Boulevard.

Best time to go to Denver

  • Before locking in your flights from Billings Logan International Airport to Denver, consider which time of year works best for you. High season in Denver offers a bustling atmosphere and plenty to do, while the low season means you'll get cheaper hotel deals and smaller crowds.

  • Book a Billings Logan International Airport to Denver plane ticket with a departure in July if you want to visit the city during its warmest month. Expect temperatures to range from 14ºC (57ºF) to 32ºC (90ºF).

  • If you like travelling in cooler conditions, search for a cheap ticket from BIL to Denver in January when temperatures average between -9ºC (16ºF) and 7ºC (45ºF).

More about Denver

  • When it comes to searching for somewhere to rest your head, you'll find the best stays in Denver right here. Check out these hotels after locking in your flight from Billings Logan International Airport to Denver:

  • There are so many things to do and see in this city it can be hard to figure out where to begin. Union Station, Denver Art Museum and Denver Botanic Gardens are top sights which should feature on any well-planned Denver itinerary.

Explore more of United States

  • Colorado Springs is just one of the many cities in United States waiting to be discovered after you've seen Denver. Around 65 miles away to the south, top sights here include US Northern Command (USNORTHCOM) / North American Aerospace Defence Command (NORAD) Headquarters, Cheyenne Mountain Air Force Station and National Strength and Conditioning Association (NSCA).

  • Around 100 miles south of Denver, Pueblo is another favourite stop in United States. Start your sightseeing at Pueblo Weisbrod Aircraft Museum, Rosemount Museum and Pueblo Zoo.

Plan the rest of your trip from Billings to Denver

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.