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CA $327 Cheap Flights from Billings (BIL) to Denver (DEN)

View CA $327 flight on Sat, Aug 29, 2026Opens in a new window

Popular airlines from Billings Logan Intl. Airport (BIL) to Denver International Airport (DEN)

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Cheap flights from Billings (BIL) to Denver (DEN)

Prices were available within the past 7 days and start at CA $327 for one-way flights and CA $393 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Oct 12 - Wed, Oct 28
BIL
Billings
DEN
Denver
CA $393 Roundtrip, found 5 days ago
CA $393
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Oct 12 from Billings to Denver, returning Wed, Oct 28, priced at CA $393 found 5 days ago
Delta
Mon, Oct 12 - Tue, Nov 3
BIL
Billings
DEN
Denver
CA $413 Roundtrip, found 5 days ago
CA $413
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Oct 12 from Billings to Denver, returning Tue, Nov 3, priced at CA $413 found 5 days ago
Delta
Wed, Aug 12 - Fri, Aug 21
BIL
Billings
DEN
Denver
CA $442 Roundtrip, found 3 days ago
CA $442
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Aug 12 from Billings to Denver, returning Fri, Aug 21, priced at CA $442 found 3 days ago
United
Sun, Oct 11 - Mon, Nov 2
BIL
Billings
DEN
Denver
CA $463 Roundtrip, found 5 days ago
CA $463
Roundtrip
found 5 days ago
Select United flight, departing Sun, Oct 11 from Billings to Denver, returning Mon, Nov 2, priced at CA $463 found 5 days ago
United
Thu, Oct 15 - Sat, Oct 17
BIL
Billings
DEN
Denver
CA $474 Roundtrip, found 5 days ago
CA $474
Roundtrip
found 5 days ago
Select United flight, departing Thu, Oct 15 from Billings to Denver, returning Sat, Oct 17, priced at CA $474 found 5 days ago
United
Thu, Oct 15 - Sat, Oct 17
BIL
Billings
DEN
Denver
CA $480 Roundtrip, found 5 days ago
CA $480
Roundtrip
found 5 days ago
Select United flight, departing Thu, Oct 15 from Billings to Denver, returning Sat, Oct 17, priced at CA $480 found 5 days ago
Delta
Sun, Aug 9 - Fri, Aug 21
BIL
Billings
DEN
Denver
CA $484 Roundtrip, found 3 days ago
CA $484
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Aug 9 from Billings to Denver, returning Fri, Aug 21, priced at CA $484 found 3 days ago
United
Wed, Aug 12 - Wed, Aug 19
BIL
Billings
DEN
Denver
CA $486 Roundtrip, found 3 days ago
CA $486
Roundtrip
found 3 days ago
Select United flight, departing Wed, Aug 12 from Billings to Denver, returning Wed, Aug 19, priced at CA $486 found 3 days ago
Alaska Airlines
Thu, Oct 15 - Sat, Oct 17
BIL
Billings
DEN
Denver
CA $637 Roundtrip, found 5 days ago
CA $637
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Oct 15 from Billings to Denver, returning Sat, Oct 17, priced at CA $637 found 5 days ago
American Airlines
Tue, Aug 4 - Thu, Aug 6
BIL
Billings
DEN
Denver
CA $1,832 Roundtrip, found 1 day ago
CA $1,832
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Aug 4 from Billings to Denver, returning Thu, Aug 6, priced at CA $1,832 found 1 day ago

Frequently asked questions

How much does a flight from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) cost?
You can find cheap one-way flights from CA $327 and cheap return flights from CA $393 BIL to DEN with Expedia. One-way flights typically cost between CA$294 and CA$896. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when BIL to DEN ticket fares go up or down.
What is the cheapest month to fly from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
September is typically the cheapest month to fly from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.), with average return fares around CA$360. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) include January and August.
Which airlines fly direct from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
Only one airline offers direct flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.). United operates 47 direct flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) every week.
What is the cheapest airline that flies from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
Delta offers one of the cheapest connecting return flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) with a layover in Salt Lake City Intl. (SLC), starting from around CA$216. United is one of the cheapest airlines offering nonstop return flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.), with tickets starting from around CA$261 for flights that can be booked for departure within the next year. These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Alaska Airlines offers the most daily flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
The best time to fly from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) is typically September. This month offers a great balance—prices are reasonable at around CA$360 for a return flight, and you'll have plenty of flight options since it's a popular time to travel. September often brings pleasant weather, making it an ideal time for your trip. If you're flexible, this month gives you both affordable fares and excellent flight schedules to work with.
How many flights per day from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
You'll find around 7 nonstop flights per day from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.). For even more choices, look at flights that include layovers, as there are approximately 8 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), and Dallas-Fort Worth Intl. (DFW).
What is the earliest flight from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) typically departs around 5:00 AM local time, operated by American Airlines. This is a seasonal service active in February. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
You'll typically find the most flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) on a Thursday, with around 15 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Delta, and Alaska Airlines. Flight schedules are quite consistent throughout the week, so you'll have plenty of choices no matter which day you choose to fly.
What are the most popular departure times for flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) are in the early morning, from 6am to 9am. Many major carriers, including Alaska Airlines, United and American Airlines, offer flights during this window. Many travellers prefer these times because it allows for an early arrival in Denver, giving you more time to start your day or connect to another flight.
How long does it take to fly from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
A nonstop flight from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) typically takes around 2 hours. This route covers a distance of approximately 734 kilometres. If you opt for a one-stop flight, your travel time will be longer, usually around 6 hours 18 minutes. Flights with two or more stops will take even longer, averaging about 12 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic.
Can you fly business or first class from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
You can fly business or first class between BIL and DEN. First class cabins are available on Alaska Airlines, Delta, United, and American Airlines.
How do I earn miles on a Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Denver, CO (DEN) from Billings, MT (BIL)?
If you're planning to travel to Denver from Logan Intl. (BIL), you can fly directly into Denver International Airport (DEN) which offers international flights and connections. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), or Salt Lake City Intl. (SLC) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
If you booked your Billings, MT (BIL-Logan Intl.) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Denver Intl.
Roundtrip price
CA $392
Distance
728 km
Average flight time
1 hour 51 mins

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Billings to Denver Flights

The easy way to book your flights from Billings to Denver 

With Expedia, it’s simple to find and book flights to Denver from Billings whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Denver Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Billings to Denver today, tomorrow, or this week.  

 

Save dollars with cheap flights from Logan Intl., BIL to Denver Intl., DEN 

Sort your search results by price to find great deals on your flight from Billings to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from Billings currently is just CA $393 rising to CA $1,832.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Denver  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Denver from Billings 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Denver with Expedia today.

Billings to Denver Flights

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