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Cheap flights from Billings to Denver from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Denver departing on 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

United Airlines Logo
7:00 am - 8:42 amBIL-DEN
1h 42mnonstop
United Airlines Logo
11:45 am - 1:17 pmDEN-BIL
1h 32mnonstop
$189United Airlines
Find Deal
Thu, Aug 28 - Thu, Sep 4
United Airlines Logo
4:15 pm - 6:08 pmBIL-DEN
1h 53mnonstop
United Airlines Logo
3:44 pm - 5:16 pmDEN-BIL
1h 32mnonstop
$199United Airlines
Find Deal
Sat, Aug 16 - Wed, Aug 20
Delta Logo
5:25 am - 9:14 amBIL-DEN
3h 49m1 stop
Delta Logo
6:25 pm - 10:47 pmDEN-BIL
4h 22m1 stop
$209Delta
Find Deal
Thu, Aug 28 - Thu, Sep 4
Delta Logo
5:25 am - 9:14 amBIL-DEN
3h 49m1 stop
Delta Logo
7:20 am - 10:50 amDEN-BIL
3h 30m1 stop
$214Delta
Find Deal
Tue, Aug 19 - Sat, Aug 23
Delta Logo
5:25 am - 11:51 amBIL-DEN
6h 26m1 stop
Delta Logo
6:25 pm - 10:34 pmDEN-BIL
4h 09m1 stop
$219Delta
Find Deal
Sat, Aug 16 - Wed, Aug 20
United Airlines Logo
5:00 am - 6:51 amBIL-DEN
1h 51mnonstop
United Airlines Logo
7:55 am - 9:35 amDEN-BIL
1h 40mnonstop
$249United Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
United Airlines Logo
5:00 am - 6:48 amBIL-DEN
1h 48mnonstop
United Airlines Logo
11:45 am - 1:17 pmDEN-BIL
1h 32mnonstop
$254United Airlines
Find Deal
Tue, Aug 19 - Sat, Aug 23
Alaska Airlines Logo
6:00 am - 5:50 pmBIL-DEN
11h 50m1 stop
Alaska Airlines Logo
11:31 am - 12:07 amDEN-BIL
12h 36m2 stops
$329Alaska Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 8
Alaska Airlines Logo
7:18 pm - 10:44 amBIL-DEN
15h 26m2 stops
Alaska Airlines Logo
9:23 pm - 1:24 pmDEN-BIL
16h 01m2 stops
$332Alaska Airlines
Find Deal
Fri, Sep 19 - Mon, Sep 22
Alaska Airlines Logo
7:19 pm - 6:23 pmBIL-DEN
23h 04m2 stops
Alaska Airlines Logo
11:31 am - 12:07 amDEN-BIL
12h 36m2 stops
$334Alaska Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 8

United Airlines flights from Billings to Denver

Our best United Airlines deals on Billings to Denver flight tickets
United Airlines
Aug 28
BIL7:00 amBillings Logan Intl
1h 42m
DEN8:42 amDenver Intl
Sep 4
DEN11:45 amDenver Intl
1h 32m
BIL1:17 pmBillings Logan Intl
$189
Find similar
United Airlines
Aug 16
BIL4:15 pmBillings Logan Intl
1h 53m
DEN6:08 pmDenver Intl
Aug 20
DEN3:44 pmDenver Intl
1h 32m
BIL5:16 pmBillings Logan Intl
$199
Find similar
United Airlines
Oct 2
BIL5:00 amBillings Logan Intl
1h 51m
DEN6:51 amDenver Intl
Oct 5
DEN7:55 amDenver Intl
1h 40m
BIL9:35 amBillings Logan Intl
$249
Find similar

Delta flights from Billings to Denver

Our best Delta deals on Billings to Denver flight tickets
Delta
Aug 28
BIL5:25 amBillings Logan Intl
3h 49m
1 stop
DEN9:14 amDenver Intl
Sep 4
DEN6:25 pmDenver Intl
4h 22m
1 stop
BIL10:47 pmBillings Logan Intl
$209
Find similar
Delta
Aug 19
BIL5:25 amBillings Logan Intl
3h 49m
1 stop
DEN9:14 amDenver Intl
Aug 23
DEN7:20 amDenver Intl
3h 30m
1 stop
BIL10:50 amBillings Logan Intl
$214
Find similar
Delta
Aug 16
BIL5:25 amBillings Logan Intl
6h 26m
1 stop
DEN11:51 amDenver Intl
Aug 20
DEN6:25 pmDenver Intl
4h 09m
1 stop
BIL10:34 pmBillings Logan Intl
$219
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Billings to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 2, 2025.
Use the filters below to find and compare flights from Billings to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Thu 8/28

7:00 am-8:42 am

Nonstop1h 42m

Denver Intl

Thu 9/4

11:45 am-1:17 pm

Nonstop1h 32m

$189

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sat 8/16

4:15 pm-6:08 pm

Nonstop1h 53m

Denver Intl

Wed 8/20

3:44 pm-5:16 pm

Nonstop1h 32m

$199

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Thu 8/28

5:25 am-9:14 am

1 stop3h 49m

Denver Intl

Thu 9/4

6:25 pm-10:47 pm

1 stop4h 22m

$209

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Tue 8/19

5:25 am-9:14 am

1 stop3h 49m

Denver Intl

Sat 8/23

7:20 am-10:50 am

1 stop3h 30m

$214

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sat 8/16

5:25 am-11:51 am

1 stop6h 26m

Denver Intl

Wed 8/20

6:25 pm-10:34 pm

1 stop4h 09m

$219

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Thu 10/2

5:00 am-6:51 am

Nonstop1h 51m

Denver Intl

Sun 10/5

7:55 am-9:35 am

Nonstop1h 40m

$249

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Tue 8/19

5:00 am-6:48 am

Nonstop1h 48m

Denver Intl

Sat 8/23

11:45 am-1:17 pm

Nonstop1h 32m

$254

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Wed 11/5

6:00 am-5:50 pm

1 stop11h 50m

Denver Intl

Sat 11/8

11:31 am-12:07 am

2 stops12h 36m

$329

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Fri 9/19

7:18 pm-10:44 am

2 stops15h 26m

Denver Intl

Mon 9/22

9:23 pm-1:24 pm

2 stops16h 01m

$332

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Wed 11/5

7:19 pm-6:23 pm

2 stops23h 04m

Denver Intl

Sat 11/8

11:31 am-12:07 am

2 stops12h 36m

$334

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denver from

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

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Billings is in December. Flight prices, which tend to average around $278, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in December, then you should wait until May to fly from Billings, when ticket prices are also cheap, with an average price of $281.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Wednesday when prices can be found for as low as $531. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $655.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is at noon when flights can be purchased for as low as $528. Flights in the morning are often more expensive with an average ticket price of $601.

What is the cheapest Billings Logan Intl to Denver Intl flight route?

Fly from Billings Logan Intl to Denver Intl for the best Billings Logan Intl - Denver Intl flight prices

How far in advance should I book a flight 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 $314 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Billings for as low as $246 on momondo.

What cabin class options are available on Billings Logan Intl to Denver Intl flights?

There are 4 cabin classes available to choose from on Billings Logan Intl to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Billings to Denver flights?

You could potentially save up to 49% on your flight if you consider stops on a Billings to Denver flight.

How have Billings to Denver flight prices changed over time?

As of August 2025, prices for Billings to Denver flights are approximately 40% cheaper 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 round-trip 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

$144

Fastest flight time

1h 42m

Direct flights

Wed, Fri, Sat and Sun

Airports in Denver

1 airport
The best one-way flight to Denver from Billings in the past 72 hours is $144. The best round-trip flight deal from Billings to Denver found on momondo in the last 72 hours is $189.
The fastest flight from Billings to Denver takes 1h 42m
Direct flights go from Billings to Denver on Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is United Airlines.
There is 1 airport near Denver: Denver Intl (DEN)
Search flight deals

  • How far is Billings Logan Intl to Denver Intl by plane?

    The distance between Billings Logan Intl and Denver Intl is about 453.7 mi. Typically, this will take 1h 42m by plane in normal conditions.

  • 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 many operators does momondo search for flights from Billings Logan Intl Airport to Denver Intl Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Billings Logan Intl Airport to Denver Intl Airport.

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

    The necessary travel and health documents for your Denver Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Billings to Denver?

  • What is the most popular airline from Billings to Denver?

Best airlines flying from Billings to Denver

Compare and see reviews for airlines that fly from Billings to Denver with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $178Free CancellationRating
8.0
7,983 reviews
Search Delta flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights

  • United Airlines Flights From Billings to Denver

    United Airlines is one of the most popular airlines flying from Billings to Denver, operating 36 flights/week on average for this route. A good United Airlines flight deal for Billings to Denver starts from $219 round-trip, up to an average price of $307. Our users have rated United Airlines at 7.4/10.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Estes Park
Breckenridge
Black Hawk
Aurora
Fort Collins
Keystone
Cripple Creek
Longmont
Boulder
Lakewood
Manitou Springs
Greeley
Westminster
Thornton
Winter Park
Copper Mountain
Grand Lake
Silverthorne
Golden
Frisco

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Billings to Denver for you.

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?

Yes. momondo can track prices for Billings to Denver flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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