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$149+ Cheap flights from Denver to Billings (DEN - BIL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BIL
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
1 adult, Economy
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Find cheap flights from Denver to Billings with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Denver Intl to Billings Logan Intl are usually found in October or September, booked 69 days in advance, depart on a Saturday or Thursday and return on a Friday

Cheap flight deals from Denver to Billings

Cheapest flights from Denver to Billings
Explore the most affordable flight options available from Denver to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 15, 2026.

This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/107:20 pm
DEN
-
BIL
Nonstop1h 37m
United Airlines
Fri 4/175:51 pm
BIL
-
DEN
Nonstop1h 52m
United Airlines
Deal found 3/13$229
This Delta deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:27 pm
DEN
-
BIL
1 stop3h 57m
Delta
Sun 4/195:20 am
BIL
-
DEN
1 stop3h 53m
Delta
Deal found 3/12$249
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:40 pm
DEN
-
BIL
Nonstop1h 37m
United Airlines
Wed 5/276:00 pm
BIL
-
DEN
Nonstop1h 52m
United Airlines
Deal found 3/11$258
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/257:30 pm
DEN
-
BIL
Nonstop1h 37m
United Airlines
Sat 3/286:30 am
BIL
-
DEN
Nonstop1h 47m
United Airlines
Deal found 3/11$259
This Delta deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/285:30 am
DEN
-
BIL
1 stop5h 23m
Delta
Thu 4/305:20 am
BIL
-
DEN
1 stop3h 53m
Delta
Deal found 3/10$264
This Delta deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/35:30 am
DEN
-
BIL
1 stop5h 23m
Delta
Sun 4/55:15 am
BIL
-
DEN
1 stop4h 13m
Delta
Deal found 3/13$268
This Delta deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/266:15 pm
DEN
-
BIL
1 stop4h 14m
Delta
Sun 3/295:15 am
BIL
-
DEN
1 stop4h 13m
Delta
Deal found 3/12$279
This Delta deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:27 pm
DEN
-
BIL
1 stop3h 57m
Delta
Sun 4/195:20 am
BIL
-
DEN
1 stop3h 53m
Delta
Deal found 3/13$284
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:03 pm
DEN
-
BIL
Nonstop1h 42m
United Airlines
Sun 5/176:35 am
BIL
-
DEN
Nonstop1h 52m
United Airlines
Deal found 3/13$288
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:20 pm
DEN
-
BIL
Nonstop1h 37m
United Airlines
Sun 4/197:00 am
BIL
-
DEN
Nonstop1h 52m
United Airlines
Deal found 3/13$289

Find flight deals from Denver to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Billings (BIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$229
(United Airlines)

One-way from

$149
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$389

Good round-trip deal

$189 or less

Good one-way deal

$213 or less
Provider with most accurate pricing for Denver Intl-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Billings Logan Intl flights.
Search Deals
From Denver Intl to Billings Logan Intl
Search Deals
One-way flight from Denver Intl to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Denver Intl to Billings Logan Intl.
Search Deals
Price to beat on a one-way flight from Denver Intl to Billings Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Billings 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, Cheapflights users made 2,558,603 searches. Data last updated March 15, 2026.
Use the filters below to find and compare flights from Denver to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 4/9

7:20 pm-8:57 pm

Nonstop1h 37m

Billings Logan Intl

Thu 4/16

2:35 pm-4:27 pm

Nonstop1h 52m

$229

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 4/17

5:30 am-10:53 am

1 stop5h 23m

Billings Logan Intl

Sun 4/19

5:20 am-9:13 am

1 stop3h 53m

$269

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 3/27

4:00 pm-10:29 pm

1 stop6h 29m

Billings Logan Intl

Mon 3/30

6:21 pm-10:31 pm

1 stop4h 10m

$279

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Wed 3/25

5:30 am-10:53 am

1 stop5h 23m

Billings Logan Intl

Sun 3/29

5:15 am-9:28 am

1 stop4h 13m

$279

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Tue 5/5

6:27 pm-10:24 pm

1 stop3h 57m

Billings Logan Intl

Wed 5/13

6:19 pm-10:40 pm

1 stop4h 21m

$284

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 3/27

8:00 am-9:53 am

Nonstop1h 53m

Billings Logan Intl

Tue 3/31

2:35 pm-4:27 pm

Nonstop1h 52m

$304

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Tue 5/5

11:45 am-1:23 pm

Nonstop1h 38m

Billings Logan Intl

Wed 5/13

5:51 pm-7:49 pm

Nonstop1h 58m

$309

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 3/27

7:30 pm-9:07 pm

Nonstop1h 37m

Billings Logan Intl

Mon 3/30

5:51 pm-7:43 pm

Nonstop1h 52m

$319

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 3/26

2:39 pm-8:19 pm

1 stop5h 40m

Billings Logan Intl

Sun 3/29

5:15 am-9:28 am

1 stop4h 13m

$329

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 4/9

4:00 pm-10:29 pm

1 stop6h 29m

Billings Logan Intl

Thu 4/16

5:20 am-9:13 am

1 stop3h 53m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Denver to Billings

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Billings in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Billings flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Billings flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Billings flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Billings

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Billings. Price data was last updated on March 13, 2026.

To ensure you get the cheapest price possible for a flight from Denver to Billings, you should look to book at least 21 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Denver to Billings?

Currently, April is the cheapest month in which you can book a flight from Denver to Billings (average of $178). Flying from Denver to Billings in July is currently the most expensive (average of $251). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to BIL?

Find hourly flight availability from Denver to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 15, 2026.

A simple way to save on the total cost of your ticket is to fly from Denver to Billings in the evening. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. 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 to Billings. Reviews last updated March 15, 2026.
Read through reviews of airlines operating flights from Denver to Billings, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,427 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

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
9,427 reviews
United Airlines
7.4
Good
9,427 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

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

Find useful and relevant information for your journey from Denver to Billings. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Billings?

    To fly from Denver to Billings, you need to book a flight from Denver Intl (DEN) to Billings Logan Intl (BIL). Nonstop flights to Billings Logan Intl from Denver Intl take 1h 37m on average. When it comes time to book airfare, you have a few options: there are 8 outbound flights from Denver Intl to Billings Logan Intl offered by 1 airline.

  • How popular is this Denver to Billings flight route?

    Flights from Denver Intl to Billings Logan Intl have been viewed 8 times in the past calendar month.

  • How long is the flight from Denver to Billings?

    Departing from Denver to Billings will take you 1h 37m. The distance between Denver and Billings is about 455 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Denver to Billings round-trip?

    Currently priced at $189, United Airlines will fly you from Denver to Billings and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Users have found that United Airlines is 34% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Denver to Billings?

    Before booking your flight to Billings from Denver, check out the most reliable airlines to get you to your destination on time: Copa Airlines (83%), Air Canada (82%), United Airlines( 81%).

  • What are the cheapest flights from Denver to Billings?

    While on average a flight from Denver to Billings is generally $231, our data shows the cheapest flight currently is $138. When looking at the most popular route, (Denver Intl - Billings Logan Intl), you can expect to pay $229 for that flight.

  • Can I find deals for flights from Denver to Billings that include hotel bookings?

    Yes. In addition to deals on Denver to Billings flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Billings?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Billings.

  • Can I find deals for business class flights from Denver to Billings?

    Yes. Cheapflights offers flight deals from Denver to Billings by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Billings?

    Currently, April is the cheapest month in which you can book a flight from Denver to Billings (average of $178). Flying from Denver to Billings in July is currently the most expensive (average of $251). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Denver to Billings

Discover the top airline that operate flights from Denver to Billings. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$278FlexibilityNo cancel feeOn-time69%

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