$51 Cheap Flights to Darby, MT

Flights to Darby at a glance

Traveling to Darby is easy—just select from full-service or budget airlines, review flight schedules, and find the cheapest flight that matches your budget and timetable. Prepare to explore the city's renowned attractions and vibrant neighborhoods once you've booked your plane tickets!

• Major airport near Darby: Missoula International Airport (MSO)
• Flights per week: 1,100+ flights arriving at Darby airport
• Number of airlines that fly to Darby: around 10+ carriers

Popular airport near Darby

Darby is a captivating city perfect for those seeking outdoor adventures and stunning scenery. Travelers flock here for its blend of romance, sports, and exploration. With a major airport nearby, reaching Darby is convenient, allowing visitors to easily plan their getaway to this enchanting destination.

• Missoula International Airport (MSO): Situated in Missoula County, Montana, approximately 62 miles from Darby, this airport offers a range of domestic and international flights, connecting to over 125 domestic cities and more than 10 international locations. Travelers have the option to enhance their journey with upgrades to first class, premium economy, or business class seating for added comfort, depending on the airline and route. Major carriers operating here include United, Alaska Airlines, and Delta.

Top routes to Darby

• Denver (DEN) to Darby (MSO), with one-way airfare from around $90
• Seattle (SEA) to Darby (MSO), with one-way flight options from around $80
• Los Angeles (LAX) to Darby (MSO), with one-way flight options from around $110
• Chicago (ORD) to Darby (MSO), with one-way fares starting at around $120
• Phoenix (PHX) to Darby (MSO), with one-way tickets available from around $120

Cheapest routes to Darby

• Seattle (SEA) to Darby (MSO), with affordable one-way prices from around $80
• Denver (DEN) to Darby (MSO), with low-cost one-way tickets from around $90
• Portland (PWM/PDX) to Darby (MSO), with low one-way fares from around $90
• Grand Junction (GJT) to Darby (MSO), with low-cost one-way tickets from around $95
• Minneapolis (MSP) to Darby (MSO), with affordable one-way prices from around $95

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to Darby

• United: Operating flights to Missoula International Airport (MSO), United is responsible for about 37% of arrivals to Darby. The typical one-way fare hovers around $280, with premium service potentially including first class, depending on the route.
• Alaska Airlines: Also servicing Missoula International Airport (MSO), Alaska Airlines represents roughly 24% of arrivals to Darby. One-way fares average around $250, with premium cabins possibly featuring business class and first class, depending on the specific route.
• Delta: Providing routes to Missoula International Airport (MSO), Delta accounts for nearly 22% of arrivals to Darby. The average fare for a one-way ticket is about $260, and premium service may include both premium economy and first class, depending on the route.
• American Airlines: Flying to Missoula International Airport (MSO), American Airlines makes up around 14% of arrivals to Darby. The average one-way ticket price is approximately $270, with premium service potentially offering first class, depending on the route.
• Frontier Airlines: Serving Missoula International Airport (MSO), Frontier Airlines accounts for about 1% of arrivals to Darby. It is known for its budget-friendly options, with average one-way fares around $160.

Best time to fly to Darby

The most popular months for travelers to fly to Darby are March, June, and July, when peak temperatures in Darby can reach up to 68.7°F in July. If you prefer quieter travel, consider October, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 41.7°F. For better deals, August usually offers the lowest average one-way fare around $243, roughly 10% cheaper than the yearly average. Looking for additional cheaper months to fly? September, January, and July offer average one-way fares roughly ranging from $248 to $264, making them good options for flexible travelers.

*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.

How to save money on a flight to Darby

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

1. 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.
2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
3. Bundle and save—book a flight and unlock a hotel deal on Expedia*, or explore our Darby hotel and flight deals.
4. 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 baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
5. Earn miles—you can earn airline miles when you book your Darby flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Darby

Darby welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach Darby efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Darby, with private rides that can be arranged in advance.
• Car rental: Renting a car in Darby is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Darby on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay around Darby

• Hamilton: Nestled 16 miles drive away from Darby, Hamilton is a charming city that beckons outdoor enthusiasts and adventure seekers. This area is renowned for its stunning scenery and recreational opportunities, including hiking trails and easy access to vast natural spaces. Key highlights for visitors include the historic Daly Mansion, which offers a glimpse into local culture, and Lake Lomo, a perfect spot for romantic outings or scenic day trips. Families will enjoy the Vestor Wilson Athletic Complex, an inviting urban park ideal for outdoor activities and city exploration.
• Corvallis: Corvallis is located 24 miles drive away from Darby and offers a wonderful blend of outdoor adventure and beautiful landscapes. Travelers flock to this city to explore its recreational areas and hiking trails that wind through breathtaking valleys and lakes. Notable attractions include the expansive Bitterroot Valley, perfect for outdoor exploration, and the Daly Mansion, where history enthusiasts can delve into the past. Blodgett Park is another great spot for families and eco-friendly travelers looking to enjoy a day in nature.
• Conner: A mere 9 miles drive away from Darby, Conner is an outdoor lover’s paradise, known for its scenic beauty and adventurous activities. Visitors can enjoy skiing and other winter sports in the nearby ski fields, as well as explore the picturesque Bitterroot River, ideal for those seeking stunning views and outdoor experiences. Don’t miss Darby Park, a family-friendly location that promotes eco-conscious fun, or the Darby Pioneer Memorial Museum, which offers insight into the region's rich culture and history.

Tips for short-haul flights to Darby

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

• Pack light and skip checked bags—when flying with budget airlines, it's often more economical to travel with just a carry-on. Maximize space by using travel-sized toiletries, wearing your heaviest clothing, and planning your outfits carefully. This strategy also allows you to bypass the wait at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights may lack in-flight entertainment options. Download your favorite TV shows, movies, music, or podcasts ahead of time, and consider bringing a book to keep yourself occupied. Remember to charge your devices fully before you board.
• Arrive at the airport in plenty of time—even for short or domestic flights, it's advisable to arrive at least 1.5 to 2 hours prior to departure, taking into account traffic and security lines.
• Bring your own snacks and water—pack your own snacks and a reusable water bottle to stay hydrated and save money at the airport.

Tips for long-haul flights to Darby

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

• Select your seat in advance—for longer flights, choosing your seat is essential for comfort. Full-service airlines typically provide free seat selection once online check-in begins, which is generally 24–48 hours prior to your flight. Some airlines may allow seat selection even earlier.
• Arrive at the airport in plenty of time—aim to arrive at least 3 hours before departure for international flights to accommodate check-in, security, and immigration procedures.
• Relax at the airport—if you find yourself with extra time, take the opportunity to explore the shops, grab a coffee, or unwind at the gate or in a departure lounge if you have access. Airport Wi-Fi is typically free and available.
• Adjust to the new time zone mid-flight—begin acclimatizing your body clock by setting your watch and adjusting your sleep schedule to align with your destination's time zone. Try to rest or stay awake during the flight according to the local time of your arrival to help minimize jet lag.

Tips to find the cheapest flights to Darby

The cheapest day to fly

Get started finding a cheap flight to Darby on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

November is the cheapest month to fly to Darby. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Darby. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Darby, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Darby

The lowest price for round-trip flights to Darby in 2026 starts from $92, while one-way tickets start from from $51. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Darby. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Darby

Allegiant Air, Southwest Airlines, United, Delta, Alaska Airlines, American Airlines are just some of the airlines that can typically offer cheap tickets to Darby. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Darby and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Darby, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Darby. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Darby plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Darby

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Darby.

Stopover savings

The cheapest tickets to Darby are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Darby. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Darby for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Darby. Simply download the free Expedia app to your smart device and activate Darby flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Darby. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

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