$136+ Cheap flights from Denver to Billings (DEN - BIL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BIL
Nov 26 — Dec 31
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Billings with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Denver to Billings
Cheapest
Best
Last-minute
One-way
Cheapest flights from Denver to BillingsExplore 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 October 27, 2026.
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 October 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Tue 11/2410:50 pm -
1 stop22h 31m
Mon 11/3010:57 am -
1 stop26h 57m
Deal found 10/25![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Wed 12/26:17 am -
1 stop9h 51m
Fri 12/115:15 pm -
1 stop18h 17m
Deal found 10/25![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 12/310:58 am -
2 stops29h 27m
Mon 12/75:15 pm -
1 stop6h 53m
Deal found 10/26![Multiple Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/21:40 pm -
Nonstop1h 43m
Sat 12/57:00 am -
Nonstop1h 41m
Deal found 10/26![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 10/26. 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 11/195:25 am -
1 stop6h 53m
Sun 11/225:35 am -
1 stop4h 05m
Deal found 10/26![Delta logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 12/47:25 am -
2 stops9h 00m
Mon 12/75:15 pm -
1 stop6h 53m
Deal found 10/26![Multiple Airlines logo]()
$352
This Delta deal was found by Cheapflights users on 10/26. 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 12/310:43 am -
1 stop6h 58m
Sat 12/55:30 am -
1 stop4h 18m
Deal found 10/26![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 10/23. 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 12/710:43 am -
1 stop6h 58m
Mon 12/145:30 am -
1 stop4h 13m
Deal found 10/23![Delta logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Mon 12/710:57 pm -
2 stops41h 11m
Mon 12/145:15 pm -
1 stop16h 01m
Deal found 10/23![Multiple Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sun 11/2210:29 pm -
2 stops18h 38m
Sun 11/2910:11 pm -
1 stop26h 43m
Deal found 10/25![Multiple Airlines logo]()
$378
Best flights from Denver to BillingsDiscover carefully curated flight deals from Denver to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
Discover carefully curated flight deals from Denver to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/27:20 pm -
Nonstop1h 39m
Fri 12/114:04 pm -
Nonstop1h 52m
Deal found 10/25![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 10/25. 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 11/198:10 am -
1 stop4h 08m
Sun 11/225:35 am -
1 stop6h 28m
Deal found 10/25![Delta logo]()
$339
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/307:00 am -
2 stops30h 54m
Sat 2/63:15 pm -
2 stops8h 02m
Deal found 10/24![Alaska Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 10/25. 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 12/18:10 am -
1 stop4h 10m
Sat 12/55:30 am -
1 stop4h 18m
Deal found 10/25![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/198:00 am -
Nonstop1h 45m
Thu 11/267:00 am -
Nonstop1h 38m
Deal found 10/22![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 10/23. 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 12/710:43 am -
1 stop6h 58m
Mon 12/145:30 am -
1 stop4h 13m
Deal found 10/23![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/22. 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 12/243:30 pm -
Nonstop1h 45m
Sun 12/277:00 am -
Nonstop1h 46m
Deal found 10/22![United Airlines logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/63:05 pm -
1 stop20h 24m
Mon 1/1812:09 pm -
1 stop11h 08m
Deal found 10/21![Alaska Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/248:00 am -
Nonstop1h 45m
Sat 11/285:00 am -
Nonstop1h 51m
Deal found 10/26![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/24. 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 11/2711:50 am -
Nonstop1h 39m
Sun 11/297:00 am -
Nonstop1h 38m
Deal found 10/24![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/123:31 pm -
Nonstop1h 43m
Mon 11/162:42 pm -
Nonstop1h 43m
Deal found 10/23![United Airlines logo]()
$424
Last-minute flights from Denver to BillingsDiscover last-minute flight deals from Denver to Billings. Data last updated October 27, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Billings. Data last updated October 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/22. 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 10/298:00 am -
Nonstop1h 45m
Thu 11/54:00 pm -
Nonstop1h 53m
Deal found 10/22![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 10/22. 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 10/2910:45 am -
1 stop7h 04m
Thu 11/55:20 am -
1 stop4h 24m
Deal found 10/22![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 10/26. 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 11/26:00 pm -
1 stop4h 25m
Mon 11/95:35 am -
1 stop4h 05m
Deal found 10/26![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/51:38 pm -
Nonstop1h 44m
Sat 11/75:55 pm -
Nonstop1h 47m
Deal found 10/26![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/123:31 pm -
Nonstop1h 43m
Mon 11/162:42 pm -
Nonstop1h 43m
Deal found 10/25![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/198:48 pm -
Nonstop1h 42m
Sun 11/225:55 pm -
Nonstop1h 50m
Deal found 10/26![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 10/26. 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 11/195:25 am -
1 stop6h 53m
Sun 11/225:35 am -
1 stop4h 05m
Deal found 10/26![Delta logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sun 11/2210:29 pm -
2 stops18h 38m
Sun 11/2910:11 pm -
1 stop26h 43m
Deal found 10/25![Multiple Airlines logo]()
$378
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/228:00 am -
Nonstop1h 45m
Fri 11/275:55 pm -
Nonstop1h 50m
Deal found 10/26![United Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Tue 11/2410:50 pm -
1 stop22h 31m
Mon 11/3010:57 am -
1 stop26h 57m
Deal found 10/25![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Wed 11/256:45 am -
2 stops14h 36m
Fri 11/2712:57 pm -
1 stop11h 57m
Deal found 10/25![Multiple Airlines logo]()
$387
One-way flights from Denver to BillingsSearch for one-way flight options from Denver to Billings. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
Search for one-way flight options from Denver to Billings. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Wed 11/259:20 am -
2 stops12h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Fri 11/206:42 am -
1 stop10h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Sat 12/197:04 pm -
1 stop21h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Mon 1/189:20 am -
2 stops12h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$192
This United Airlines deal was found by Cheapflights users on 10/26. 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 1/18:15 am -
Nonstop1h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$204
This Expedia deal was found by Cheapflights users on 10/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:55 pm -
1 stop26h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sun 1/1710:50 pm -
1 stop22h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2412:15 pm -
2 stops26h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$228
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 October 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $276 (Kiwi.com) |
One-way from | $136 (Kiwi.com) |
Popular in | August |
Cheapest in | January |
Average price | $389 |
Good round-trip deal | $311 or less |
Good one-way deal | $498 or less |
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 7,457,451 searches. Data last updated October 27, 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
Cheapest round-trip
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Sat 12/19
10:48 pm-4:08 pm
2 stops41h 20m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$199
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Mon 1/4
7:35 pm-9:15 pm
Nonstop1h 40m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$204
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Fri 1/1
8:15 am-10:02 am
Nonstop1h 47m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$204
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Sun 1/17
10:50 pm-9:26 pm
1 stop22h 36m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$227
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Fri 11/27
3:08 pm-11:58 pm
1 stop8h 50m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$252
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Mon 1/18
7:35 pm-9:15 pm
Nonstop1h 40m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Sat 11/28
3:32 pm-5:13 pm
Nonstop1h 41m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Fri 11/20
3:31 pm-5:14 pm
Nonstop1h 43m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
Quickest round-trip
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Fri 11/27
11:50 am-1:29 pm
Nonstop1h 39m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
DenverBillings
DEN Denver Intl - BIL Billings Logan Intl
DENBIL
Denver Intl
Sun 1/17
1:43 pm-3:32 pm
Nonstop1h 49m
Billings Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
Showing 1-10 of 22 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
DEN-BIL
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
Prices
Airlines
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 $279). Flying from Denver to Billings in August is currently the most expensive (average of $404). 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 October 27, 2026.
A simple way to save on the total cost of your ticket is to fly from Denver to Billings at noon. If you’re flexible enough to do this you can expect to save up to 15% 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 October 27, 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.
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Food
6.7
Crew
8.1
Overall
7.3
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Food
6.7
Crew
8.1
Overall
7.3
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
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.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Denver to Billings
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Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 27, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
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Denver and Billings flights
Browse other Denver and Billings flight options. Last updated on October 27, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on October 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated October 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$324 | FlexibilityNo cancel fee | On-time69% |