$58 Cheap Flights to Boise
One-way
Departing from
United States
Going to
Boise, United States
Boise (BOI)
United States • February, 2026
93% AI deal score
$575 $58
Boise (BOI)
United States • January, 2026
93% AI deal score
$575 $58
Boise (BOI)
United States • January, 2026
93% AI deal score
$575 $66
Boise (BOI)
United States • February, 2026
88% AI deal score
$345 $77
Top Cheap Flight Deals from United States to Boise
Recent round-trip flight deals to Boise
Fri, Jan 30 - Mon, Feb 2
Cheapest
Denver (DEN) - Boise (BOI)
Frontier Airlines airlines • Direct
Boise (BOI) - Denver (DEN)
Frontier Airlines airlines • Direct
$288
$58
-$230
80%
Mon, Feb 2 - Fri, Feb 6
Denver (DEN) - Boise (BOI)
Frontier Airlines airlines • Direct
Boise (BOI) - Denver (DEN)
Frontier Airlines airlines • Direct
$288
$58
-$230
80%
Fri, Jan 30 - Fri, Feb 6
Denver (DEN) - Boise (BOI)
Frontier Airlines airlines • Direct
Boise (BOI) - Denver (DEN)
Frontier Airlines airlines • Direct
$288
$58
-$230
80%
Fri, Jan 30 - Fri, Feb 20
Denver (DEN) - Boise (BOI)
Frontier Airlines airlines • Direct
Boise (BOI) - Denver (DEN)
Frontier Airlines airlines • Direct
$288
$62
-$226
78%
Mon, Feb 2 - Thu, Feb 12
Denver (DEN) - Boise (BOI)
Frontier Airlines airlines • Direct
Boise (BOI) - Denver (DEN)
Frontier Airlines airlines • Direct
$288
$62
-$226
78%
Mon, Feb 2 - Sun, Feb 15
Denver (DEN) - Boise (BOI)
Frontier Airlines airlines • Direct
Boise (BOI) - Denver (DEN)
Frontier Airlines airlines • Direct
$288
$62
-$226
78%
The cheapest time to fly to Boise
Ready to jet to Boise on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Facts About Flights from United States to Boise
To help you plan your journey, here are some quick Boise flight facts and tips.
Boise city airports
Boise Airport (BOI) is the primary airport serving Boise and the surrounding Treasure Valley region. It's a joint civil-military airport located just three miles south of downtown Boise, making it extremely convenient for travelers. As Idaho's busiest airport, BOI offers a variety of non-stop flights to major cities across the United States, including Seattle, Portland, Salt Lake City, Denver, Dallas, and Phoenix. Travelers can expect a range of amenities, including restaurants, shops, and free Wi-Fi, to enhance their travel experience. The airport is well-connected to the city center via taxis, ride-sharing services, and public transportation, ensuring easy access to accommodations and attractions in Boise.
Pro tip: search “Boise (Any)” to see fares to all Boise airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Boise
Cheapest airport
Ontario (ONT)
Ontario International Airport (ONT) is located in sunny Southern California, about 38 miles east of Los Angeles. While it might not be the biggest airport, it offers a more relaxed and less crowded experience compared to its LA counterpart. Plus, you might just snag a cheaper flight!
Nonstop vs. 1-stop
20+ cities
While Boise Airport (BOI) might not be a major hub, it serves as a convenient secondary airport connecting the Mountain West. Popular routes include those to Seattle, Portland, Salt Lake City, and Denver, making it a handy option for regional travel!
Number of airlines
10+ airlines
Boise Airport is served by more than 10 airlines, including full-service carriers like Alaska, Delta, and United, as well as low-cost options such as Southwest and Allegiant.
BOI Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
BOI airport insights
Best days to catch a deal
Sun, Mon
Based on the provided data, Thursday is the best day to find flight deals from Boise Airport. Sunday and Monday appear to be the worst days to find deals, so it is best to avoid searching on those days.
Avg. deal survival time
19.0 hours
Deals from Boise airport survive for an average of 19.0 hours. This means you should book quickly when you see a good fare!
Rare deal frequency
17 deals
We've discovered 17 rare flight deals for Boise Airport in the last month alone. These exceptional deals, often mistake fares, special promotions, or ultra-discounts, received an AI Deal Score of 90+.
Average price drop
-70%
Travelers can save big on flights from Boise, as the average price drop is a significant 70.2%. This means you have a high chance of finding a great deal when flying from Boise airport.
Next 4 weeks: deal forecast
Boise Flight Forecast - Next Month
The forecast for Boise flights next month shows stable prices with a slight increase expected towards the end of the month. Currently, there are no significant price drops anticipated.
Top 5 biggest price drops (last 3 months)
Found on December 28
Saint Lucia - BOI
$2,150 → $445
79%
Found on December 28
Inverness - BOI
$1,770 → $389
78%
Found on December 28
Milwaukee - BOI
$1,030 → $251
76%
Found on January 1
Guadalajara - BOI
$655 → $154
76%
Found on December 28
Innsbruck - BOI
$1,650 → $420
75%
Check these nearby airports too
Looking for more options? These airports near BOI sometimes drop rare deals too:
Pocatello Regional (PIH)
~13 rare deals/month
Friedman Memorial (SUN)
~9 rare deals/month
Magic Valley Regional (TWF)
~9 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially PIH and SUN for long-haul deal surprises.
When Is the Best Time to Fly from United States to Boise
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Boise:
Cheapest month
December
Cheapest month
The cheapest month to fly to Boise is December! Imagine strolling through a winter wonderland without breaking the bank. With fewer tourists and cozy vibes, December offers a unique and affordable Boise experience.
Best day to book
Tuesday
Best day to book
If you're hunting for flight deals, Tuesdays are your best friend. Airlines often release new deals at the beginning of the week, making Tuesday the prime time to snag lower prices. So set a reminder and make Tuesday your flight-booking day!
Cheapest days to fly
Wednesday
Cheapest days to fly
Wednesdays typically see fewer travelers, which translates to lower fares. Flying mid-week can save you some serious cash. Consider adjusting your travel dates to take advantage of these mid-week savings and enjoy a less crowded airport experience.
Advance booking sweet spot
2 months
Advance booking sweet spot
The sweet spot for booking flights to Boise is about 2 months in advance. This timeframe typically offers a balance between availability and price. Booking around this time can help you secure the best deals before prices start to climb closer to your travel date.
Seasonal considerations
Boise Airports & Ground Transportation
One big question for travelers is which Boise airport to fly into. Here’s a quick guide to Boise’s airports and how to get to the city from each:
Boise Airport (BOI)
Welcome to Boise Airport, your gateway to the City of Trees! Nestled just a few miles south of downtown Boise, BOI offers a convenient and stress-free travel experience. With a variety of dining and shopping options, free Wi-Fi, and comfortable seating areas, you will find plenty to do while waiting for your flight. Getting to and from the airport is a breeze with readily available taxis, ride-sharing services, and rental cars. The Boise Airport is well-connected to the city center, making your transition smooth and easy.
Tip: Arrive a bit early to enjoy a local brew at one of the airport's restaurants before your flight!
Other airports
Alright, buckle up for some airport alternatives near Boise! While Boise Airport (BOI) is the main hub, consider flying into nearby cities like Twin Falls or even Salt Lake City for potentially cheaper flights. The downside? You'll need to factor in ground transportation to Boise, which could involve a rental car and a scenic (but potentially long) drive or a shuttle service, so weigh the cost savings against the travel time and convenience before booking!
Airport transfers
What to Do in Boise
Boise isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Boise, organized by interest:
Sightseeing & landmarks
Get ready to feast your eyes on Boise's historical gems! From the Idaho State Capitol Building to the Old Idaho Penitentiary, you'll be walking through time. Don't forget to snap a selfie with the Freaky Statues!
Arts & culture
Dive into Boise's vibrant arts scene, where creativity knows no bounds! Explore local galleries, catch a show at the Morrison Center, and let the city's artistic soul captivate you. Who knows, you might find your next masterpiece!
Food & nightlife
Prepare your taste buds for a wild ride through Boise's culinary delights! From farm-to-table feasts to hopping breweries, this city knows how to treat your stomach right. And when the sun goes down, get ready to dance the night away at Boise's lively bars and clubs!
Shopping & fashion
Shopaholics, rejoice! Boise's got you covered with a mix of trendy boutiques and unique local shops. Whether you're hunting for vintage finds or the latest fashion trends, you'll find something to make your wardrobe pop. Get ready to strut your stuff in style!
Nearby getaways
Craving a little escape from the city? Boise's got plenty of nearby adventures waiting for you! Head to the mountains for some hiking and breathtaking views, or soak in the tranquility of the Boise River. Nature is calling, and it's just a short drive away!
No matter your interest – be it art, food, nightlife, or nature – Boise has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
Boise Weather
Weather in Boise
Sat, Jan 3
47%
14° 8°
47%
Sun, Jan 4
Frequently Asked Questions About Flights to Boise
Pro Tips for Finding Cheap Flights to Boise
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Boise flights:
Be Flexible with Your Dates: Flying mid-week or during the off-season can seriously slash those ticket prices. Think Tuesdays and Wednesdays for the win!
Set Up Price Alerts: Use RatePunk to track flight prices! Getting notifications when prices drop feels like having a personal flight deal fairy godmother. ✨
