What is the cheapest airline that flies from Billings Logan Intl to Denver Intl?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Billings Logan Intl to Denver Intl

How many flights depart from Billings to Denver on average per day?

The number of flights available between Billings and Denver is 12 per day as of September 2026. The most frequent departure time is 10:00, with 47% of daily flights leaving in the afternoon.

How many flights depart from Billings to Denver on average per week?

As of September 2026, 84 flights take off from Billings and land in Denver each week. The most common flight departure day for this route is Wed, with 17% of weekly flights taking off on this day.

When did momondo last update prices for flights from Billings Logan Intl Airport to Denver Intl Airport?

Prices for flights from Billings Logan Intl Airport to Denver Intl Airport were last updated today.

How old do you have to be to fly from Billings Logan Intl Airport to Denver Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Billings Logan Intl Airport to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

R3 811 Cheap Flights from Billings to Denver in 2026/27

Find the cheapest flights from Billings to Denver

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

5:00 - 6:53BIL Billings Logan Intl-DEN Denver Intl

1h 53mdirect

21:10 - 22:51DEN Denver Intl-BIL Billings Logan Intl

1h 41mdirect

R4 869United Airlines

Fri, Oct 9 - Mon, Oct 12

7:00 - 8:47BIL Billings Logan Intl-DEN Denver Intl

1h 47mdirect

19:35 - 21:14DEN Denver Intl-BIL Billings Logan Intl

1h 39mdirect

R5 113United Airlines

Wed, Oct 14 - Thu, Oct 29

5:40 - 11:59BIL Billings Logan Intl-DEN Denver Intl

6h 19m1 stop Salt Lake City

10:43 - 17:41DEN Denver Intl-BIL Billings Logan Intl

6h 58m1 stop Salt Lake City

R5 195Delta

Fri, Dec 4 - Sun, Dec 6

7:00 - 8:38BIL Billings Logan Intl-DEN Denver Intl

1h 38mdirect

19:35 - 21:14DEN Denver Intl-BIL Billings Logan Intl

1h 39mdirect

R5 341United Airlines

Tue, Nov 24 - Mon, Nov 30

7:00 - 8:47BIL Billings Logan Intl-DEN Denver Intl

1h 47mdirect

21:10 - 22:51DEN Denver Intl-BIL Billings Logan Intl

1h 41mdirect

R5 358United Airlines

Fri, Oct 2 - Sun, Oct 4

5:20 - 9:50BIL Billings Logan Intl-DEN Denver Intl

4h 30m1 stop Salt Lake City

12:49 - 17:41DEN Denver Intl-BIL Billings Logan Intl

4h 52m1 stop Salt Lake City

R5 439Delta

Mon, Sep 28 - Fri, Dec 4

17:57 - 19:53BIL Billings Logan Intl-DEN Denver Intl

1h 56mdirect

11:38 - 13:14DEN Denver Intl-BIL Billings Logan Intl

1h 36mdirect

R5 520United Airlines

Thu, Oct 15 - Sat, Oct 17

5:20 - 9:50BIL Billings Logan Intl-DEN Denver Intl

4h 30m1 stop Salt Lake City

13:00 - 17:53DEN Denver Intl-BIL Billings Logan Intl

4h 53m1 stop Salt Lake City

R5 683Delta

Tue, Sep 29 - Sat, Oct 3

17:57 - 19:53BIL Billings Logan Intl-DEN Denver Intl

1h 56mdirect

19:35 - 21:10DEN Denver Intl-BIL Billings Logan Intl

1h 35mdirect

R5 862United Airlines

Fri, Oct 2 - Mon, Oct 5

17:57 - 19:53BIL Billings Logan Intl-DEN Denver Intl

1h 56mdirect

19:35 - 21:10DEN Denver Intl-BIL Billings Logan Intl

1h 35mdirect

R5 944United Airlines

Fri, Oct 16 - Mon, Oct 19

Cheap last-minute flights

Enter your travel dates to find the best prices.

5:20 - 12:09BIL Billings Logan Intl-DEN Denver Intl

6h 49m1 stop Salt Lake City

18:06 - 22:34DEN Denver Intl-BIL Billings Logan Intl

4h 28m1 stop Salt Lake City

R6 660Delta

Wed, Sep 23 - Sun, Sep 27

7:00 - 8:47BIL Billings Logan Intl-DEN Denver Intl

1h 47mdirect

19:35 - 21:10DEN Denver Intl-BIL Billings Logan Intl

1h 35mdirect

R6 986United Airlines

Wed, Sep 23 - Sun, Sep 27

5:00 - 6:53BIL Billings Logan Intl-DEN Denver Intl

1h 53mdirect

11:38 - 13:14DEN Denver Intl-BIL Billings Logan Intl

1h 36mdirect

R7 230United Airlines

Mon, Sep 21 - Sun, Sep 27

7:00 - 8:47BIL Billings Logan Intl-DEN Denver Intl

1h 47mdirect

19:35 - 21:10DEN Denver Intl-BIL Billings Logan Intl

1h 35mdirect

R7 475United Airlines

Wed, Sep 23 - Sun, Sep 27

17:57 - 19:53BIL Billings Logan Intl-DEN Denver Intl

1h 56mdirect

19:26 - 21:00DEN Denver Intl-BIL Billings Logan Intl

1h 34mdirect

R8 126United Airlines

Fri, Sep 18 - Sun, Sep 20

5:20 - 9:50BIL Billings Logan Intl-DEN Denver Intl

4h 30m1 stop Salt Lake City

18:06 - 22:34DEN Denver Intl-BIL Billings Logan Intl

4h 28m1 stop Salt Lake City

R9 429Delta

Mon, Sep 21 - Sun, Sep 27

5:20 - 12:09BIL Billings Logan Intl-DEN Denver Intl

6h 49m1 stop Salt Lake City

17:45 - 23:15DEN Denver Intl-BIL Billings Logan Intl

5h 30m1 stop Minneapolis St Paul

R10 080Delta

Wed, Sep 23 - Sun, Sep 27

5:20 - 12:09BIL Billings Logan Intl-DEN Denver Intl

6h 49m1 stop Salt Lake City

18:06 - 22:34DEN Denver Intl-BIL Billings Logan Intl

4h 28m1 stop Salt Lake City

R10 243Delta

Wed, Sep 23 - Sun, Sep 27

18:33 - 22:40BIL Billings Logan Intl-DEN Denver Intl

4h 07m1 stop Salt Lake City

17:45 - 23:15DEN Denver Intl-BIL Billings Logan Intl

5h 30m1 stop Minneapolis St Paul

R10 324Delta

Fri, Sep 18 - Sun, Sep 20

17:57 - 19:53BIL Billings Logan Intl-DEN Denver Intl

1h 56mdirect

21:10 - 22:51DEN Denver Intl-BIL Billings Logan Intl

1h 41mdirect

R10 699United Airlines

Mon, Sep 21 - Tue, Sep 22

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Delta flights from Billings to Denver

Our best Delta deals on Billings to Denver flight tickets

Delta

Dec 4

BIL5:40Billings Logan Intl

6h 19m

1 stop

DEN11:59Denver Intl

Dec 6

DEN10:43Denver Intl

6h 58m

1 stop

BIL17:41Billings Logan Intl

R5 195

Delta

Sept 28

BIL5:20Billings Logan Intl

4h 30m

1 stop

DEN9:50Denver Intl

Dec 4

DEN12:49Denver Intl

4h 52m

1 stop

BIL17:41Billings Logan Intl

R5 439

Delta

Sept 29

BIL5:20Billings Logan Intl

4h 30m

1 stop

DEN9:50Denver Intl

Oct 3

DEN13:00Denver Intl

4h 53m

1 stop

BIL17:53Billings Logan Intl

R5 683

United Airlines flights from Billings to Denver

Our best United Airlines deals on Billings to Denver flight tickets

United Airlines

Oct 9

BIL5:00Billings Logan Intl

1h 53m

DEN6:53Denver Intl

Oct 12

DEN21:10Denver Intl

1h 41m

BIL22:51Billings Logan Intl

R4 869

United Airlines

Sept 28

BIL10:30Billings Logan Intl

1h 56m

DEN12:26Denver Intl

Dec 4

DEN19:50Denver Intl

1h 39m

BIL21:29Billings Logan Intl

R5 113

United Airlines

Nov 24

BIL7:00Billings Logan Intl

1h 38m

DEN8:38Denver Intl

Nov 30

DEN19:35Denver Intl

1h 39m

BIL21:14Billings Logan Intl

R5 341

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Fri 9/10

5:00-6:53

Nonstop1h 53m

Denver Intl

Mon 12/10

21:10-22:51

Nonstop1h 41m

R4 869

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Wed 14/10

7:00-8:47

Nonstop1h 47m

Denver Intl

Thu 29/10

19:35-21:14

Nonstop1h 39m

R5 113

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Fri 4/12

5:40-11:59

1 stop6h 19m

Denver Intl

Sun 6/12

10:43-17:41

1 stop6h 58m

R5 195

Fastest return journey

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Tue 24/11

7:00-8:38

Nonstop1h 38m

Denver Intl

Mon 30/11

19:35-21:14

Nonstop1h 39m

R5 341

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Fri 2/10

7:00-8:47

Nonstop1h 47m

Denver Intl

Sun 4/10

21:10-22:51

Nonstop1h 41m

R5 358

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Mon 28/9

5:20-9:50

1 stop4h 30m

Denver Intl

Fri 4/12

12:49-17:41

1 stop4h 52m

R5 439

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Thu 15/10

17:57-19:53

Nonstop1h 56m

Denver Intl

Sat 17/10

11:38-13:14

Nonstop1h 36m

R5 520

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Tue 29/9

5:20-9:50

1 stop4h 30m

Denver Intl

Sat 3/10

13:00-17:53

1 stop4h 53m

R5 683

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Fri 2/10

17:57-19:53

Nonstop1h 56m

Denver Intl

Mon 5/10

19:35-21:10

Nonstop1h 35m

R5 862

BillingsDenver

BIL Billings Logan Intl - DEN Denver Intl

BILDEN

Billings Logan Intl

Fri 16/10

17:57-19:53

Nonstop1h 56m

Denver Intl

Mon 19/10

19:35-21:10

Nonstop1h 35m

R5 944

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Billings to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Billings and Denver?

Prices are currently typical for flights on this route.

Typical prices usually range from R4 364 to R5 537.
The lowest price recently found on this route was R4 869.

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Billings is in June. Flight prices, which tend to average around R4 267, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in June, then you should wait until December to fly from Billings, when ticket prices are also cheap, with an average price of R4 299.

How far in advance should I book a flight from Billings to Denver?

You are more likely to see cheaper flights to Denver from Billings when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around R5 196 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Billings for as low as R3 257 on momondo.

How have Billings to Denver flight prices changed over time?

As of September 2026, prices for Billings to Denver flights are approximately 34% more expensive when compared to flights at the same time last year.

When to book flights from Billings to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Billings to Denver according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Billings to Denver (BIL to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to Denver

Best price found	R3 811
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Billings in the past 72 hours is R3 811. The best return flight deal from Billings to Denver found on momondo in the last 72 hours is R4 869.

Direct flights go from Billings to Denver every day.

There is 1 airport in Denver. From Billings there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Billings to Denver

How far is Billings Logan Intl to Denver Intl by plane?
A flight from Billings Logan Intl to Denver Intl will travel around 730,1 km.
When did momondo last update prices for flights from Billings Logan Intl Airport to Denver Intl Airport?
Prices for flights from Billings Logan Intl Airport to Denver Intl Airport were last updated today.
How old do you have to be to fly from Billings Logan Intl Airport to Denver Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Billings Logan Intl Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Billings to Denver?
Based on momondo bookings for flights between Billings and Denver, the leading plane model is Boeing 737-900, making up 20,67% of the total bookings. Other popular models include Embraer 170 with 20,67%, Boeing 737-800 with 19,83%, and Canadair (Bombardier) Regional Jet CRJ-550 with 12,57%.

Estes Park

Black Hawk

Manitou Springs

Why use momondo?

Why should I use momondo to find a flight deal from Billings to Denver?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Billings to Denver . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Billings to Denver with flexible booking policies on momondo?

Flights from Billings to Denver with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Billings to Denver?

Once all potential Billings to Denver flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Billings to Denver right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Denver, momondo offers a useful price alert feature which will track prices for flights to Denver from Billings and alert you when they change.