$61 Cheap Flights from Billings (BIL) to Phoenix (PHX)

Billings (BIL) to Phoenix (PHX) at a glance

Discover a range of airlines that operate flights from Billings (BIL) to Phoenix (PHX) on this short domestic route. Compare options from full-service carriers to find the best itinerary that suits your budget and schedule as you prepare to explore the iconic sights and vibrant neighborhoods of Phoenix. Check out the essential details for your journey from Logan International Airport (BIL) to Sky Harbor International Airport (PHX).

• Fastest flight duration: around 2h 45m non-stop
• Route distance: roughly 900 miles (1,450 km)
• Flights per week: around 13 departures on average
• Typical fares (one-way): economy tickets often range from $100–$360, depending on seasonality and how far ahead you book

Flights from Logan International Airport (BIL) to Sky Harbor International Airport (PHX)

According to recent traveler bookings, the top airlines flying from Billings to Phoenix are favored for both non-stop and one-stop flights. Common layover points include Denver International Airport (DEN) with approximately a 1-hour and 15-minute layover, Salt Lake City International Airport (SLC) also around 1 hour and 15 minutes, and Portland International Airport (PDX) with about a 50-minute layover. These options allow you to tailor your journey by balancing price, total travel time, and cabin class to discover the ideal itinerary.

• United: This full-service airline provides a seamless one-stop travel experience, with one-way ticket prices generally falling between $100 and $405. United handles around 43% of departures on this route, featuring an in-flight duration of 3 hours and 45 minutes, resulting in a total travel time of about 5 hours, including layover.
• Delta: As a full-service carrier, Delta offers a convenient one-stop option, with one-way fares typically ranging from $110 to $365. Delta represents around 28% of the departures on this route, with a flight time of 3 hours and 45 minutes and an overall journey lasting approximately 5 hours when including layover time.
• American Airlines: This full-service airline features both non-stop and one-stop flights, with one-way fares usually between $105 and $395. American Airlines accounts for roughly 20% of the departures on this route, with non-stop trips taking about 2 hours and 45 minutes to reach the destination.
• Alaska Airlines: Offering one-stop service as a full-service carrier, Alaska Airlines presents one-way fares that typically range from $100 to $380. Alaska Airlines makes up about 8% of the departures for this route, with a flight duration of 3 hours and 45 minutes and an estimated total travel time of 5 hours, including layover.

Travelers have the option to upgrade their flights from Billings to Phoenix. Major airlines include Delta, which provides first class and premium economy cabins; American Airlines, featuring first class; and United, offering both first class and premium economy service for a more comfortable journey.

Best time to fly from Billings (BIL) to Phoenix (PHX)

The most popular months for travelers flying from Billings to Phoenix are February, March, and April, when peak temperatures in Phoenix reach up to 74.5°F in April. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 89.8°F. For better deals, August usually offers the lowest average one-way fare around $168. Flight availability peaks in November, with approximately 15 flights per week, making it easier to find convenient departure times. January, June, and December have the fewest flights, with approximately 11 flights per week.

• Cheapest time to fly: August usually offers good deals with average one-way fare around $168, roughly 21% cheaper than the yearly average.
• More budget-friendly months to fly: November and September typically offer average one-way fares of around $182.
• Most flight options: November has the highest number of flights from Billings to Phoenix, with approximately 15 flights per week, giving you more flexibility in scheduling your trip.

*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 routes from Billings (BIL) to Phoenix (PHX)

• Billings to Scottsdale (BIL-SCF): Located approximately 14 miles from Sky Harbor International Airport (PHX), Scottsdale Airport (SCF) provides convenient access for travelers heading to the area.
• Billings to Mesa (BIL-AZA): Phoenix - Mesa Gateway Airport (AZA) is about 22 miles distant from Sky Harbor International Airport (PHX), offering another option for those flying into the Phoenix region.

How to find the best prices for flights from Billings (BIL) to Phoenix (PHX)

Getting some of the best deals on flights from Billings to Phoenix 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 at least two months in advance, although most travelers tend to book between two to eight weeks ahead. Departures in the afternoon (12 PM to 6 PM) often offer lower prices, while morning flights (5 AM to 12 PM) are the most popular. Additionally, flying on Wednesday typically yields cheaper prices, although Thursday 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 Sky Harbor International Airport from Logan International Airport

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

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Phoenix, with private rides that can be arranged in advance.
• Car rental: Renting a car from Sky Harbor International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Sky Harbor 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 Sky Harbor International Airport, Terminal 3 Station, a metro station, is located about 0.1 miles away on foot, while Phoenix Airport Bus Stop, a bus station, is situated about 0.2 miles away on foot, providing convenient access to public transportation options for travelers.

Billings to Phoenix Flights

The cheapest times to fly from Billings to Phoenix

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 Billings to Phoenix are during the month of January. You can find some of the cheapest flights from Billings to Phoenix with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Billings to Phoenix

Sunday is one of the best days to book for cheap flights from Billings to Phoenix: 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 Billings to Phoenix

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 Billings to Phoenix in 2026. You can also book with separate airlines for your outbound and return journeys, from $61 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 Billings to Phoenix 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 Billings to Phoenix 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.