$134 Cheap Flights from Boise (BOI) to Buffalo (BUF)

Boise (BOI) to Buffalo (BUF) at a glance

Travel from Boise (BOI) to Buffalo (BUF) with a selection of airlines catering to this domestic short-haul route. Discover cheap flights from Boise to Buffalo by comparing both full-service and budget-friendly carriers. This way, you can choose the itinerary that aligns perfectly with your budget and travel plans as you uncover the iconic attractions and vibrant neighborhoods of Buffalo. Get ready to explore the essential details for flights from Boise Airport to Buffalo Niagara International Airport.

• Fastest flight duration: around 5h 15m in-flight, plus roughly 1h 15m layover with one stop
• Route distance: roughly 1,900 miles (3,060 km)
• Flights per week: around 9 departures on average
• Typical fares (one-way): economy tickets often range from $185–$525, depending on seasonality and how far ahead you book

Flights from Boise Airport (BOI) to Buffalo Niagara International Airport (BUF)

Based on the latest traveler bookings, here are the top airlines favored for flights from Boise to Buffalo, particularly for one-stop and multi-stop options. Popular layover airports include O'Hare International Airport (ORD) with an average layover of about 1 hour and 15 minutes, Denver International Airport (DEN) also around 1 hour and 15 minutes, and Dallas-Fort Worth International Airport (DFW) with a shorter layover of approximately 55 minutes. This variety allows you to adjust for price, total travel time, and cabin class to find the ideal itinerary.

• United: This full-service airline provides comprehensive one-stop options, with one-way ticket prices generally ranging from $185 to $590. It represents about 34% of flights on this route, featuring an in-flight duration of 5 hours and 15 minutes, and an overall travel time of around 6 hours and 45 minutes, including layover.
• Southwest Airlines: As a budget-friendly carrier, Southwest offers both one-stop and multi-stop flights, with one-way fares usually between $185 and $485. It covers roughly 31% of departures along this route, with an in-flight time of 5 hours and 15 minutes and a total travel time close to 6 hours and 45 minutes.
• American Airlines: This full-service airline provides one-stop and multi-stop flights, with one-way fares typically ranging from $185 to $505. It accounts for about 22% of the departures for this route, featuring a flight duration of 5 hours and 15 minutes and an overall journey time of approximately 6 hours and 45 minutes.
• Delta: Offering one-stop service as a full-service carrier, Delta's one-way fares generally fall between $195 and $460. This airline comprises around 13% of the departures on this route, with an in-flight time of 5 hours and 15 minutes, leading to a total travel time of about 6 hours and 45 minutes, including layover.

Best time to fly from Boise (BOI) to Buffalo (BUF)

The most popular months for travelers flying from Boise to Buffalo are June, July, and September, when peak temperatures in Buffalo reach up to 72°F in July. If you prefer quieter travel, consider November, the least busy time to visit with temperatures around 41.4°F and typically the lowest average one-way fare (around $224). Flight availability peaks in July, with approximately 11 flights per week, making it easier to find convenient departure times. April has the fewest flights, with approximately 7 flights per week.

• Cheapest time to fly: November usually offers good deals with average one-way fare around $224, roughly 27% cheaper than the yearly average.
• Another budget-friendly time to fly: June typically offers an average one-way fare of around $252.
• Most flight options: July has the highest number of flights from Boise to Buffalo, with approximately 11 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 route from Boise (BOI) to Buffalo (BUF)

• Boise to Rochester (BOI-ROC): Greater Rochester International Airport (ROC) is located approximately 56 miles from Buffalo Niagara International Airport (BUF). One-way economy tickets on this route generally fall between $170 and $525, influenced by the season and the timing of your booking. Travelers can choose from one-stop and multi-stop flights, with common layover locations being O'Hare International Airport (ORD) and Harry Reid International Airport (LAS). Major airlines operating on this route include United and Southwest Airlines, a low-cost option. First class seating is also available for those interested.

How to find the best prices for flights from Boise (BOI) to Buffalo (BUF)

Getting some of the best deals on flights from Boise to Buffalo 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 available when booking at least two months in advance, although most travelers tend to book between two and eight weeks ahead. Afternoon departures, from 12 PM to 6 PM, not only offer lower prices but are also the most popular. Additionally, flying on Tuesday typically yields cheaper rates, while Sunday remains 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 Buffalo Niagara International Airport from Boise Airport

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

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Buffalo, with private rides that can be arranged in advance.
• Car rental: Renting a car from Buffalo Niagara International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Buffalo Niagara 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 Buffalo Niagara International Airport, Buffalo-Depew Station, a train station, is located about 2.6 miles away by car, while University Station, a metro station, is situated approximately 6.5 miles away by car, providing convenient access to public transport options.

Boise to Buffalo Flights

The cheapest times to fly from Boise to Buffalo

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

The best time to book a flight from Boise to Buffalo

Sunday is one of the best days to book for cheap flights from Boise to Buffalo: 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 Boise to Buffalo

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 Boise to Buffalo in 2026. You can also book with separate airlines for your outbound and return journeys, from $134 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 Boise to Buffalo 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 Boise to Buffalo 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.