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$224 Cheap Flights from Butte (BTM) to Denver (DEN)

View $224 flight on Fri, Sep 25, 2026Opens in a new window

Popular airlines from Butte, MT (BTM-Bert Mooney) to Denver Intl. Airport (DEN)

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Cheap Flights from Butte to Denver (BTM-DEN)

Prices were available within the past 7 days and start at $224 for one-way flights and $225 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Nov 22 - Sat, Nov 28
BTM
Butte
DEN
Denver
$225 Roundtrip, just found
$225
Roundtrip
just found
Select United flight, departing Sun, Nov 22 from Butte to Denver, returning Sat, Nov 28, priced at $225 just found
United
Sat, Nov 21 - Sat, Nov 28
BTM
Butte
DEN
Denver
$242 Roundtrip, found 17 hours ago
$242
Roundtrip
found 17 hours ago
Select United flight, departing Sat, Nov 21 from Butte to Denver, returning Sat, Nov 28, priced at $242 found 17 hours ago
Delta
Sun, Nov 22 - Sat, Nov 28
BTM
Butte
DEN
Denver
$244 Roundtrip, just found
$244
Roundtrip
just found
Select Delta flight, departing Sun, Nov 22 from Butte to Denver, returning Sat, Nov 28, priced at $244 just found
United
Sat, Nov 14 - Sun, Nov 15
BTM
Butte
DEN
Denver
$259 Roundtrip, found 9 hours ago
$259
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Nov 14 from Butte to Denver, returning Sun, Nov 15, priced at $259 found 9 hours ago
United
Sun, Nov 22 - Sat, Nov 28
BTM
Butte
DEN
Denver
$265 Roundtrip, just found
$265
Roundtrip
just found
Select United flight, departing Sun, Nov 22 from Butte to Denver, returning Sat, Nov 28, priced at $265 just found
United
Wed, Nov 25 - Sun, Nov 29
BTM
Butte
DEN
Denver
$270 Roundtrip, found 19 hours ago
$270
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Nov 25 from Butte to Denver, returning Sun, Nov 29, priced at $270 found 19 hours ago
United
Sat, Aug 15 - Sat, Aug 22
BTM
Butte
DEN
Denver
$280 Roundtrip, found 12 hours ago
$280
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Aug 15 from Butte to Denver, returning Sat, Aug 22, priced at $280 found 12 hours ago
United
Sat, Nov 21 - Sat, Nov 28
BTM
Butte
DEN
Denver
$282 Roundtrip, found 17 hours ago
$282
Roundtrip
found 17 hours ago
Select United flight, departing Sat, Nov 21 from Butte to Denver, returning Sat, Nov 28, priced at $282 found 17 hours ago
United
Thu, Aug 20 - Sun, Aug 23
BTM
Butte
DEN
Denver
$285 Roundtrip, found 1 day ago
$285
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 20 from Butte to Denver, returning Sun, Aug 23, priced at $285 found 1 day ago
United
Fri, Nov 13 - Sun, Nov 15
BTM
Butte
DEN
Denver
$287 Roundtrip, found 9 hours ago
$287
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Nov 13 from Butte to Denver, returning Sun, Nov 15, priced at $287 found 9 hours ago

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $245
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $245

What you need to know for your flight from Bert Mooney to Denver Intl.

Butte (BTM) to Denver (DEN) at a glance

Travel between Butte (BTM) and Denver (DEN) with a range of airlines on this domestic short-haul route. Explore your options for Butte to Denver flights, comparing services from full-service carriers to find the best fit for your budget and schedule. As you plan your visit to Denver's iconic attractions and vibrant neighborhoods, be sure to check for the best Butte to Denver airfare and discover cheap flights from Butte to enhance your travel experience.

  • Fastest flight duration: around 2 hours non-stop
  • Route distance: roughly 600 miles (970 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $100–$330, depending on seasonality and how far ahead you book

Flights from Bert Mooney Airport (BTM) to Denver International Airport (DEN)

According to recent traveler bookings, here are the top airlines favored for flights from Butte to Denver, featuring both non-stop and one-stop options. A popular layover is at Salt Lake City International Airport (SLC), with an average connection time of about 1 hour and 15 minutes. This allows you to customize your itinerary by balancing price, total travel duration, and cabin class for the best experience.

  • United: This full-service airline provides non-stop flights, with one-way prices generally between $100 and $315. United dominates approximately 92% of departures on this route, ensuring a total travel time of around 2 hours.
  • Delta: As a full-service carrier featuring one-stop services, Delta offers one-way fares that usually range from $150 to $400. It represents about 8% of departures on this route, with an in-flight duration of 3 hours and an overall journey time of approximately 4h 15m, including layover.

Best time to fly from Butte (BTM) to Denver (DEN)

The most popular months for travelers flying from Butte to Denver are January, March, and May, when peak temperatures in Denver reach up to 54°F in May. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 65.1°F. For better deals, April usually offers the lowest average one-way fare around $131. Flight availability peaks in April and October, with approximately 8 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: April usually offers good deals with average one-way fare around $131, roughly 21% cheaper than the yearly average.
  • More budget-friendly months to fly: September and December typically offer average one-way fares of around $138.
  • Most flight options: April and October have the highest number of flights from Butte to Denver, with approximately 8 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January28.4°F (-2.0°C)High7$164
February28.6°F (-1.9°C)Average7$173
March38.5°F (3.6°C)High7$191
April45.3°F (7.4°C)Average8$131
May54.0°F (12.2°C)High7$183
June66.9°F (19.4°C)Average7$195
July72.1°F (22.3°C)Low7$153
August71.2°F (21.8°C)Average7$166
September65.1°F (18.4°C)Low7$135
October50.2°F (10.1°C)Low8$185
November38.5°F (3.6°C)Average7$177
December28.9°F (-1.7°C)Average7$140

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Butte (BTM) to Denver (DEN)

  • Dillon to Denver (DLN-DEN): Located approximately 48 miles from Bert Mooney Airport (BTM), Dillon Airport (DLN) serves as a convenient option for travelers heading to Denver.

How to find the best prices for flights from Butte (BTM) to Denver (DEN)

Getting some of the best deals on flights from Butte to Denver is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures, between 5 AM and 12 PM, tend to offer lower prices and are the most popular flight times, while flying on Friday provides both affordable fares and is the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Denver International Airport from Bert Mooney Airport

Denver welcomes travelers from Butte with a range of transport options based on price, convenience, and proximity. Here's how to reach Denver efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Denver, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Denver International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Denver International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Denver International Airport, Jeppesen Terminal Station, a metro station, is located about 0.1 miles away on foot, providing easy access to public transport right from the airport.

Frequently asked questions

How much does a flight from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.) cost?
You can find cheap one-way flights from $224 and cheap return flights from $225 Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.) with Expedia. One-way flights typically cost between $273 and $473, and return flights often range between $204 and $942. 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 Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
November is the cheapest month to fly from Butte (BTM) to Denver (DEN), with average return fares around $204. This is about 22% lower than the average price throughout the year, as travel demand decreases after the summer months. Other budget-friendly months to consider are April and July.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
United offers around 7 weekly direct flights from BTM to DEN.
What is the cheapest airline that flies from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
United is one of the cheapest airlines offering connecting flights from Bert Mooney (BTM) to Denver Intl. (DEN), with round-trip tickets starting from around $622. 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.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Butte, MT (BTM-Bert Mooney) 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 Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Butte, MT (BTM) to Denver, CO (DEN) 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. Delta offers the most daily flights from BTM to DEN, 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 Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
The ideal months to fly from Butte (BTM) to Denver (DEN) are November and April. You can find return flights for around $204 during these times. November is popular for its mild weather, while April offers a nice transition into spring, making both months great for travel.*Prices based on flights available on Expedia in the last year.
How many flights per day from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
You can find approximately 1 nonstop flights per day from Bert Mooney (BTM) to Denver Intl. (DEN). For more options, look at flights that include layovers.
What is the earliest flight from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Butte, MT (Bert Mooney) to Denver, CO (Denver Intl.) typically departs at around 9:10 AM. This flight is operated by United Airlines, making it a convenient option for your travel plans. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Butte, MT (BTM) to Denver, CO (DEN) are in the late morning, from 9am to noon. About 63% of passengers prefer this time window. United Airlines offers flights during this window. Many travelers choose this timing because it allows for a smooth transition into the day, making it easier to plan activities upon arrival.
How long does it take to fly from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
A nonstop flight from BTM to DEN typically takes around 2 hours, covering approximately 578 miles. Connecting flights on this route usually add 2 hours 20 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
Select the "Business class" and "First class" filters when looking for BTM to DEN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Butte, MT (BTM-Bert Mooney) 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 from Bert Mooney (BTM)?
From Bert Mooney (BTM), you can fly into Denver Intl. (DEN) to reach Denver. Some flights may connect through major hubs like 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 Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Butte, MT (BTM-Bert Mooney) 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 Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.) Denver Vacation Packages 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 Butte, MT (BTM-Bert Mooney) to Denver, CO (DEN-Denver Intl.)?
If you booked your Butte, MT (BTM-Bert Mooney) 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
Bert Mooney
Destination airport
Denver Intl.
Airlines serving
Delta, United
Roundtrip price
$224
Distance
578 mi
Average flight time
2 hours 4 mins

Book with confidence

Butte to Denver Flights

The cheapest times to fly from Butte to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Butte to Denver are during the month of November. You can find some of the cheapest flights from Butte to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Butte to Denver

Sunday is one of the best days to book for cheap flights from Butte to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Butte to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Butte to Denver in 2026. You can also book with separate airlines for your outbound and return journeys, from $224 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Butte to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Butte to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Butte to Denver Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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