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$90+ 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BIL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Billings Logan Intl are usually found in August or June, booked 60 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap 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 September 11, 2025.

Round-trip from

$179
(Delta)

One-way from

$90
(Delta)

Popular in

October

Cheapest in

August

Average price

$289

Good round-trip deal

$224 or less

Good one-way deal

$258 or less
From Denver Intl to Billings Logan Intl
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One-way flight from Denver Intl to Billings Logan Intl
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Highest demand for flights based on searches. 11% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Denver Intl to Billings Logan Intl.
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Price to beat on a one-way flight from Denver Intl to Billings Logan Intl.
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Find 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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 10/23:45 pmDEN - BIL
1 stop6h 50mDelta
Sun 10/55:25 amBIL - DEN
1 stop3h 53mDelta
Deal found 9/10$179
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 9/266:18 pmDEN - BIL
1 stop4h 52mDelta
Thu 10/25:25 amBIL - DEN
1 stop3h 53mDelta
Deal found 9/10$184
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:15 pmDEN - BIL
Nonstop1h 34mUnited Airlines
Sat 10/117:00 amBIL - DEN
Nonstop1h 43mUnited Airlines
Deal found 9/10$189
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 9/269:05 pmDEN - BIL
Nonstop1h 41mUnited Airlines
Tue 9/305:00 amBIL - DEN
Nonstop1h 51mUnited Airlines
Deal found 9/11$199
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:16 amDEN - BIL
1 stop5h 46mDelta
Sat 11/155:18 amBIL - DEN
1 stop4h 05mDelta
Deal found 9/11$209
This Delta deal was found by Cheapflights users on 9/9. 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.
Tue 9/166:18 pmDEN - BIL
1 stop4h 52mDelta
Tue 9/235:25 amBIL - DEN
1 stop3h 53mDelta
Deal found 9/9$214
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 9/217:00 pmDEN - BIL
Nonstop1h 34mUnited Airlines
Sun 10/57:00 amBIL - DEN
Nonstop1h 43mUnited Airlines
Deal found 9/11$219
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/207:00 pmDEN - BIL
Nonstop1h 34mUnited Airlines
Tue 9/235:53 pmBIL - DEN
Nonstop1h 47mUnited Airlines
Deal found 9/9$224
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 9/226:18 pmDEN - BIL
1 stop4h 52mDelta
Thu 9/255:25 amBIL - DEN
1 stop3h 53mDelta
Deal found 9/10$239
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:22 pmDEN - BIL
1 stop23h 19mMultiple Airlines
Sun 10/59:35 pmBIL - DEN
2 stops17h 44mMultiple Airlines
Deal found 9/10$241
This lol.travel deal was found by Cheapflights users on 9/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/211:45 amDEN - BIL
Nonstop1h 33mUnited Airlines
Sun 10/57:00 amBIL - DEN
Nonstop1h 43mUnited Airlines
Deal found 9/10$242

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 September 11, 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 10/2

3:45 pm-10:35 pm

1 stop6h 50m

Billings Logan Intl

Sun 10/5

5:25 am-9:18 am

1 stop3h 53m

$179

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Sat 10/4

1:50 pm-7:44 pm

1 stop5h 54m

Billings Logan Intl

Sat 10/11

5:25 am-9:29 am

1 stop4h 04m

$179

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 10/3

6:25 pm-10:35 pm

1 stop4h 10m

Billings Logan Intl

Sun 10/5

5:25 am-9:18 am

1 stop3h 53m

$179

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 10/10

7:15 pm-8:49 pm

Nonstop1h 34m

Billings Logan Intl

Sat 10/11

7:00 am-8:43 am

Nonstop1h 43m

$189

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 10/24

7:55 am-9:35 am

Nonstop1h 40m

Billings Logan Intl

Sun 10/26

7:00 am-8:43 am

Nonstop1h 43m

$189

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 9/26

6:18 pm-11:10 pm

1 stop4h 52m

Billings Logan Intl

Tue 9/30

5:25 am-9:18 am

1 stop3h 53m

$189

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Tue 10/21

3:41 pm-10:25 pm

1 stop6h 44m

Billings Logan Intl

Wed 10/22

5:25 am-11:47 am

1 stop6h 22m

$189

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 9/26

9:05 pm-10:46 pm

Nonstop1h 41m

Billings Logan Intl

Tue 9/30

5:00 am-6:51 am

Nonstop1h 51m

$199

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Fri 9/26

7:55 am-9:35 am

Nonstop1h 40m

Billings Logan Intl

Sun 9/28

7:00 am-8:43 am

Nonstop1h 43m

$199

DenverBillings

DEN - BIL

DENBIL

Denver Intl

Thu 9/25

7:15 pm-8:49 pm

Nonstop1h 34m

Billings Logan Intl

Mon 9/29

2:30 pm-4:12 pm

Nonstop1h 42m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 22 results
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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 August 29, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Billings, you should look to book at least 60 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, January is the cheapest month in which you can book a flight from Denver to Billings (average of $396). Flying from Denver to Billings in June is currently the most expensive (average of $510). 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 September 11, 2025.

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 16% on your trip compared to booking a flight at noon.

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 September 11, 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
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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 34m on average. When it comes time to book airfare, you have a few options: there are 13 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 6h 50m. The distance between Denver and Billings is about 455 mi.

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

    Currently priced at $216, 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 33% 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: SkyWest Airlines (70%), Air Canada (68%), Copa Airlines( 67%).

  • What are the cheapest flights from Denver to Billings?

    While on average a flight from Denver to Billings is generally $346, 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 $184 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, January is the cheapest month in which you can book a flight from Denver to Billings (average of $396). Flying from Denver to Billings in June is currently the most expensive (average of $510). 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$216Average$310FlexibilityNo cancel feeOn-time69%

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