✈️ Flight Guide: Fresno (FAT) → Boise (BOI)

From Boise Airport (BOI), the cheapest economy destinations are typically West Coast and Mountain hub cities such as Salt Lake City (Salt Lake City International Airport (SLC)), Las Vegas (Harry Reid International Airport (LAS)), Seattle (Seattle-Tacoma International Airport (SEA)), Portland (Portland International Airport (PDX)) and Los Angeles (Los Angeles International Airport (LAX)). Prices vary by season and day of week; booking weekday departures and watching fare alerts will help secure the lowest economy fares.

For domestic economy flights from Boise Airport (BOI), booking 3–8 weeks in advance often yields the best balance of price and availability, while long-haul or holiday travel benefits from 2–4 months lead time. Use fare alerts, flexible date searches, and midweek departure windows to find the cheapest economy fares.

Yes — November (including Thanksgiving pre- and post-holiday windows) often has targeted flash sales for economy seats on regional carriers and major airlines serving Boise. Booking early for Thanksgiving or using fare comparison tools during early November sales typically produces the cheapest economy fares.

Boise Airport (BOI) provides frequent service to major connecting hubs and popular destinations including Salt Lake City (SLC), Seattle (SEA), Portland (PDX), Denver (Denver International Airport (DEN)), San Francisco (San Francisco International Airport (SFO)), Las Vegas (LAS), Phoenix (Phoenix Sky Harbor International Airport (PHX)) and Los Angeles (LAX). These cities are convenient for onward connections or low-fare searches.

June is a busy summer travel month; to get the cheapest economy seats leaving Boise Airport (BOI) in June, search for flights mid-week, use flexible date calendars, consider early-morning or red-eye departures, and book 6–12 weeks ahead. Signing up for airline and aggregator alerts can reveal brief discount windows for June travel.

Southwest, Allegiant, Frontier (when serving routes), Alaska Airlines, Delta, United, and American all operate to/from Boise with varying economy fare classes. Low-cost carriers like Allegiant and Southwest often have the most competitive base economy prices, while legacy carriers may bundle perks — compare total price including baggage and seat fees.

Arrival airports that often provide the cheapest economy fares from Boise Airport (BOI) include Salt Lake City International Airport (SLC), Harry Reid International Airport (LAS) in Las Vegas, Seattle-Tacoma International Airport (SEA), Portland International Airport (PDX), and Los Angeles International Airport (LAX). These airports are major hubs or popular leisure destinations with frequent competition, which drives economy fares down.

In March, use flexible-date searches and 'whole month' fare calendars on aggregators like Google Flights and Skyscanner to compare arrival cities. Look for routes with frequent flights (higher competition) such as SLC, SEA, and LAS — these often show the lowest economy prices in March.

One-way economy fares can be cheaper on some low-cost carriers, but round trips sometimes provide better per-leg pricing depending on carrier pricing strategies. Compare one-way and round-trip fares for your specific dates and arrival airports to determine the best bargain.

Major cities commonly used as cheap arrival gateways include Salt Lake City (SLC), Seattle (SEA), Portland (PDX), San Francisco (SFO), Los Angeles (LAX), and Las Vegas (LAS). These hubs often have multiple daily flights from Boise, creating competitive economy fares and easy onward connections.

Airport fees and taxes vary by arrival airport but usually represent a small portion of the total fare for domestic economy tickets. When comparing cheapest arrivals, consider baggage and seat fees from the carrier as these can affect the final cost more than taxes.