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$129+ Cheap flights from Billings (BIL) to Colorado

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — DEN
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Billings to Colorado

Keep the following information in mind while searching for Billings to Colorado flight deals. Data was last updated September 16, 2025.

Round-trip from

$189
(United Airlines)

One-way from

$129
(United Airlines)

Popular in

February

Cheapest in

August

Average price

$279

Good round-trip deal

$352 or less

Good one-way deal

$236 or less
From Billings Logan Intl to Colorado
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One-way flight from Billings Logan Intl to Colorado
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Highest demand for flights based on searches. 8% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 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 Billings Logan Intl to Colorado.
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Price to beat on a one-way flight from Billings Logan Intl to Colorado.
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Find flight deals from Billings to Colorado

Cheapest flights from Billings to Colorado
Explore the most affordable flight options available from Billings to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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 11/225:57 pmBIL - DEN
Nonstop1h 43mUnited Airlines
Sat 11/298:00 amDEN - BIL
Nonstop1h 48mUnited Airlines
Deal found 9/14$189
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/45:54 pmBIL - DEN
Nonstop1h 49mUnited Airlines
Mon 10/69:05 pmDEN - BIL
Nonstop1h 41mUnited Airlines
Deal found 9/15$194
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 11/135:18 amBIL - DEN
1 stop4h 05mDelta
Wed 11/196:20 pmDEN - BIL
1 stop5h 29mDelta
Deal found 9/15$209
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 9/305:25 amBIL - DEN
1 stop6h 35mDelta
Tue 10/74:16 pmDEN - BIL
1 stop7h 02mDelta
Deal found 9/15$214
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 12/296:35 amBIL - DEN
Nonstop1h 44mUnited Airlines
Fri 1/27:45 pmDEN - BIL
Nonstop1h 39mUnited Airlines
Deal found 9/14$219
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 11/135:18 amBIL - DEN
1 stop4h 05mDelta
Thu 11/204:18 pmDEN - BIL
1 stop7h 01mDelta
Deal found 9/15$239
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 9/255:25 amBIL - DEN
1 stop3h 53mDelta
Mon 9/293:45 pmDEN - BIL
1 stop6h 50mDelta
Deal found 9/15$244
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 11/137:00 amBIL - DEN
Nonstop1h 43mUnited Airlines
Tue 11/187:42 pmDEN - BIL
Nonstop1h 36mUnited Airlines
Deal found 9/15$249
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/210:39 amBIL - DEN
Nonstop1h 51mUnited Airlines
Tue 10/711:45 amDEN - BIL
Nonstop1h 33mUnited Airlines
Deal found 9/15$254
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/17:00 amBIL - COS
1 stop6h 11mUnited Airlines
Sun 10/56:00 amCOS - BIL
1 stop3h 35mUnited Airlines
Deal found 9/16$259
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/25:00 amBIL - DEN
Nonstop1h 51mUnited Airlines
Sun 10/57:15 pmDEN - BIL
Nonstop1h 34mUnited Airlines
Deal found 9/16$259
This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 9/296:19 pmBIL - DEN
1 stop4h 25mDelta
Tue 10/76:23 pmDEN - BIL
1 stop4h 02mDelta
Deal found 9/15$274

Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings to Colorado 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 16, 2025.
Use the filters below to find and compare flights from Billings to Colorado that are best for you.

Fly from

Billings

Fly to

Colorado

Route

Depart

Return

Price

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sat 10/11

2:30 pm-4:12 pm

Nonstop1h 42m

Denver Intl

Fri 10/17

7:15 pm-8:49 pm

Nonstop1h 34m

$189

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sat 11/22

2:31 pm-4:14 pm

Nonstop1h 43m

Denver Intl

Fri 11/28

9:05 pm-10:50 pm

Nonstop1h 45m

$189

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sat 11/22

7:00 am-8:43 am

Nonstop1h 43m

Denver Intl

Sat 11/29

8:00 am-9:48 am

Nonstop1h 48m

$189

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Tue 10/7

5:54 pm-7:43 pm

Nonstop1h 49m

Denver Intl

Sat 10/18

7:15 pm-8:49 pm

Nonstop1h 34m

$189

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sat 10/11

5:25 am-11:47 am

1 stop6h 22m

Denver Intl

Fri 10/17

6:23 pm-10:25 pm

1 stop4h 02m

$209

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Wed 10/29

6:25 am-12:39 pm

1 stop6h 14m

Denver Intl

Sat 11/1

2:00 pm-7:42 pm

1 stop5h 42m

$209

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Thu 11/13

5:18 am-9:23 am

1 stop4h 05m

Denver Intl

Tue 11/18

6:20 pm-11:49 pm

1 stop5h 29m

$209

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Tue 9/30

5:25 am-12:00 pm

1 stop6h 35m

Denver Intl

Tue 10/7

4:16 pm-11:18 pm

1 stop7h 02m

$214

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Sat 11/15

5:18 am-11:07 am

1 stop5h 49m

Denver Intl

Thu 11/20

4:18 pm-11:19 pm

1 stop7h 01m

$239

BillingsDenver

BIL - DEN

BILDEN

Billings Logan Intl

Thu 10/2

5:25 am-9:18 am

1 stop3h 53m

Denver Intl

Mon 10/6

3:41 pm-10:25 pm

1 stop6h 44m

$244

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 29 results
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2
3

Best time to book a flight from Billings to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Billings 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 Billings to Colorado

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

Currently, October is the cheapest month in which you can book a flight from Billings to Colorado (average of $197). Flying from Billings to Colorado in March is currently the most expensive (average of $278). 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 BIL to CO?

Find hourly flight availability from Billings to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Billings to Colorado, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Billings to Colorado

Explore weekly flight availability from Billings to Colorado. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 16, 2025.

The most flights from BIL to USCO are scheduled on a Monday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Billings to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Billings to Colorado?

    If you book a flight to Colorado from Billings, you will be flying from Billings Logan Intl, which is the city’s only airport. Billings Logan Intl (BIL) is located 2.7 mi from the center of Billings.

  • How popular is this Billings to Colorado flight route?

    The Billings Logan Intl to Colorado flight path was viewed by 50 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Billings to Colorado?

    Departing from Billings to Colorado will take you 1h 42m. The distance between Billings and Colorado is about 455 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Billings to Colorado?

    The most popular route from Billings to Colorado is Billings Logan Intl - Denver Intl. You may also consider Billings Logan Intl - Colorado Springs or Billings Logan Intl - Aspen Pitkin County.

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

    Consider Air Canada (70%), United Airlines (67%) or SkyWest Airlines (67%) when booking your flight. These represent the most reliable airlines when flying from Billings to Colorado.

  • What are the cheapest flights from Billings to Colorado?

    The cheapest flight price from Billings to Colorado is $140. On average you can expect to pay $561. The most popular route, (Billings Logan Intl - Denver Intl), can usually be booked for $189.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings to Colorado 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 Billings to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Billings to Colorado (average of $197). Flying from Billings to Colorado in March is currently the most expensive (average of $278). 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 2 airlines flying from Billings to Colorado

Discover the top 2 airlines that operate flights from Billings to Colorado. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$191Average$375FlexibilityNo cancel feeOn-time69%
DeltaCheapest$208Average$213FlexibilityNo cancel feeOn-timeN/A

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