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$142+ 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BIL
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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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 Tuesday or Thursday and return on a Thursday

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 December 15, 2025.

This Delta deal was found by Cheapflights users on 12/15. 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.
Wed 12/314:14 pmDEN - BIL
1 stop7h 05mDelta
Thu 1/15:15 amBIL - DEN
1 stop5h 45mDelta
Deal found 12/15$239
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Sat 12/277:45 pmDEN - BIL
Nonstop1h 39mUnited Airlines
Tue 12/306:35 amBIL - DEN
Nonstop1h 44mUnited Airlines
Deal found 12/13$254
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/308:00 amDEN - BIL
Nonstop1h 49mUnited Airlines
Sat 1/35:50 pmBIL - DEN
Nonstop1h 50mUnited Airlines
Deal found 12/15$309
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Sat 12/277:45 pmDEN - BIL
Nonstop1h 39mUnited Airlines
Thu 1/16:35 amBIL - DEN
Nonstop1h 44mUnited Airlines
Deal found 12/14$339
This Delta deal was found by Cheapflights users on 12/13. 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.
Wed 12/244:14 pmDEN - BIL
1 stop7h 05mDelta
Thu 12/256:25 amBIL - DEN
1 stop7h 42mDelta
Deal found 12/13$349
This Delta deal was found by Cheapflights users on 12/13. 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 12/196:20 pmDEN - BIL
1 stop6h 03mDelta
Mon 12/225:14 amBIL - DEN
1 stop5h 46mDelta
Deal found 12/13$354
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/267:45 pmDEN - BIL
Nonstop1h 39mUnited Airlines
Tue 12/306:35 amBIL - DEN
Nonstop1h 44mUnited Airlines
Deal found 12/15$364
This Delta deal was found by Cheapflights users on 12/14. 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 12/275:30 amDEN - BIL
1 stop5h 42mDelta
Thu 1/15:15 amBIL - DEN
1 stop5h 45mDelta
Deal found 12/14$379
This United Airlines deal was found by Cheapflights users on 12/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:00 amDEN - BIL
Nonstop1h 49mUnited Airlines
Sat 12/276:35 amBIL - DEN
Nonstop1h 44mUnited Airlines
Deal found 12/12$393
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Wed 12/243:35 pmDEN - BIL
Nonstop1h 39mUnited Airlines
Sun 12/286:35 amBIL - DEN
Nonstop1h 44mUnited Airlines
Deal found 12/13$399
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Sat 12/203:35 pmDEN - BIL
Nonstop1h 39mUnited Airlines
Sat 12/276:35 amBIL - DEN
Nonstop1h 44mUnited Airlines
Deal found 12/15$418
This Delta deal was found by Cheapflights users on 12/15. 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 12/266:27 pmDEN - BIL
1 stop4h 14mDelta
Tue 12/306:20 pmBIL - DEN
1 stop4h 36mDelta
Deal found 12/15$429

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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$189
(United Airlines)

One-way from

$142
(Alaska Airlines)

Popular in

July

Cheapest in

October

Average price

$272

Good round-trip deal

$189 or less

Good one-way deal

$273 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. 3% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 15, 2025.
Use the filters below to find and compare flights from Denver to Billings that are best for you.

Fly from

Denver

Fly to

Billings

Route

Depart

Return

Price

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 1/22

1:40 pm-3:20 pm

Nonstop1h 40m

Billings Logan Intl

Sun 1/25

6:30 am-8:13 am

Nonstop1h 43m

$189

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 2/13

7:44 pm-9:21 pm

Nonstop1h 37m

Billings Logan Intl

Mon 2/16

7:00 am-8:47 am

Nonstop1h 47m

$189

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Tue 1/13

6:23 pm-10:31 pm

1 stop4h 08m

Billings Logan Intl

Tue 1/20

5:15 am-9:38 am

1 stop4h 23m

$209

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 1/16

7:00 am-11:06 am

1 stop4h 06m

Billings Logan Intl

Mon 1/19

5:15 am-9:38 am

1 stop4h 23m

$209

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Sat 2/21

3:59 pm-10:26 pm

1 stop6h 27m

Billings Logan Intl

Wed 2/25

5:10 am-9:24 am

1 stop4h 14m

$209

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Mon 1/12

3:59 pm-10:31 pm

1 stop6h 32m

Billings Logan Intl

Sun 1/18

5:15 am-9:38 am

1 stop4h 23m

$209

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Sat 2/21

3:59 pm-10:26 pm

1 stop6h 27m

Billings Logan Intl

Thu 2/26

5:10 am-9:24 am

1 stop4h 14m

$224

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Wed 12/31

3:02 pm-11:19 pm

1 stop8h 17m

Billings Logan Intl

Thu 1/1

5:15 am-11:00 am

1 stop5h 45m

$239

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Mon 1/5

7:45 pm-9:24 pm

Nonstop1h 39m

Billings Logan Intl

Sat 1/10

10:52 am-12:45 pm

Nonstop1h 53m

$245

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 1/15

11:45 am-1:24 pm

Nonstop1h 39m

Billings Logan Intl

Sun 1/18

4:13 pm-6:07 pm

Nonstop1h 54m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 19 results
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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Billings flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 12, 2025.

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, February is the cheapest month in which you can book a flight from Denver to Billings (average of $170). Flying from Denver to Billings in April is currently the most expensive (average of $266). 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 December 15, 2025.

A simple way to save on the total cost of your ticket is to fly from Denver to Billings in the morning. If you’re flexible enough to do this you can expect to save up to 10% 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 December 15, 2025.
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
9,092 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 6 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 40m. 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 (91%), SkyWest Airlines (89%), Air Canada( 89%).

  • What are the cheapest flights from Denver to Billings?

    While on average a flight from Denver to Billings is generally $411, our data shows the cheapest flight currently is $189. When looking at the most popular route, (Denver Intl - Billings Logan Intl), you can expect to pay $189 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, February is the cheapest month in which you can book a flight from Denver to Billings (average of $170). Flying from Denver to Billings in April is currently the most expensive (average of $266). 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

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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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$301FlexibilityNo cancel feeOn-time69%

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