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Cheap Flights from Boise (BOI) to Phoenix (AZA)

Compare Boise to Phoenix-Mesa Gateway flight deals

Find the cheapest month or even day of the year to fly to Phoenix-Mesa Gateway

Book the best Phoenix-Mesa Gateway fare with no extra fees

Flight deals from Boise to Phoenix-Mesa Gateway

Looking for a cheap last-minute deal or the best return flight from Boise Airport to Phoenix-Mesa Gateway Airport? If you want to travel next month, return fares start from $523. Find the lowest prices on one-way and return tickets right here.
Phoenix.$137 per passenger.Departing Mon, 18 Jan, returning Fri, 22 Jan.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boise on Mon, 18 Jan, arriving in Phoenix-Mesa Gateway.Inbound direct flight with Allegiant Air departs from Phoenix-Mesa Gateway on Fri, 22 Jan, arriving in Boise.Price includes taxes and charges.From $137, select.
Phoenix.$137 per passenger.Departing Mon, 26 Oct, returning Fri, 30 Oct.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boise on Mon, 26 Oct, arriving in Phoenix-Mesa Gateway.Inbound direct flight with Allegiant Air departs from Phoenix-Mesa Gateway on Fri, 30 Oct, arriving in Boise.Price includes taxes and charges.From $137, select.
Phoenix.$143 per passenger.Departing Mon, 7 Dec, returning Fri, 11 Dec.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boise on Mon, 7 Dec, arriving in Phoenix-Mesa Gateway.Inbound direct flight with Allegiant Air departs from Phoenix-Mesa Gateway on Fri, 11 Dec, arriving in Boise.Price includes taxes and charges.From $143, select.
Phoenix.$152 per passenger.Departing Mon, 26 Oct, returning Fri, 13 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boise on Mon, 26 Oct, arriving in Phoenix-Mesa Gateway.Inbound direct flight with Allegiant Air departs from Phoenix-Mesa Gateway on Fri, 13 Nov, arriving in Boise.Price includes taxes and charges.From $152, select.
Phoenix.$166 per passenger.Departing Mon, 2 Nov, returning Fri, 13 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boise on Mon, 2 Nov, arriving in Phoenix-Mesa Gateway.Inbound direct flight with Allegiant Air departs from Phoenix-Mesa Gateway on Fri, 13 Nov, arriving in Boise.Price includes taxes and charges.From $166, select.
Phoenix.$171 per passenger.Departing Mon, 16 Nov, returning Fri, 4 Dec.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boise on Mon, 16 Nov, arriving in Phoenix-Mesa Gateway.Inbound direct flight with Allegiant Air departs from Phoenix-Mesa Gateway on Fri, 4 Dec, arriving in Boise.Price includes taxes and charges.From $171, select.
Phoenix.$201 per passenger.Departing Mon, 14 Dec, returning Sat, 2 Jan.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boise on Mon, 14 Dec, arriving in Phoenix-Mesa Gateway.Inbound direct flight with Allegiant Air departs from Phoenix-Mesa Gateway on Sat, 2 Jan, arriving in Boise.Price includes taxes and charges.From $201, select.
Phoenix.$523 per passenger.Departing Thu, 13 Aug, returning Thu, 20 Aug.Return flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Boise on Thu, 13 Aug, arriving in Phoenix-Mesa Gateway.Inbound indirect flight with Allegiant Air, departs from Phoenix-Mesa Gateway on Thu, 20 Aug, arriving in Boise.Price includes taxes and charges.From $523, select.
Phoenix.$555 per passenger.Departing Fri, 11 Sep, returning Sun, 13 Sep.Return flight with Alaska Airlines and Allegiant Air.Outbound indirect flight with Alaska Airlines, departs from Boise on Fri, 11 Sep, arriving in Phoenix-Mesa Gateway.Inbound indirect flight with Allegiant Air, departs from Phoenix-Mesa Gateway on Sun, 13 Sep, arriving in Boise.Price includes taxes and charges.From $555, select.
Phoenix.$674 per passenger.Departing Sun, 30 Aug, returning Thu, 3 Sep.Return flight with Alaska Airlines and Allegiant Air.Outbound indirect flight with Alaska Airlines, departs from Boise on Sun, 30 Aug, arriving in Phoenix-Mesa Gateway.Inbound indirect flight with Allegiant Air, departs from Phoenix-Mesa Gateway on Thu, 3 Sep, arriving in Boise.Price includes taxes and charges.From $674, select.
Phoenix.$1,134 per passenger.Departing Thu, 30 Jul, returning Sun, 2 Aug.Return flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Boise on Thu, 30 Jul, arriving in Phoenix-Mesa Gateway.Inbound indirect flight with Allegiant Air, departs from Phoenix-Mesa Gateway on Sun, 2 Aug, arriving in Boise.Price includes taxes and charges.From $1,134, select.
Phoenix.$1,516 per passenger.Departing Mon, 27 Jul, returning Thu, 30 Jul.Return flight with Alaska Airlines and Allegiant Air.Outbound indirect flight with Alaska Airlines, departs from Boise on Mon, 27 Jul, arriving in Phoenix-Mesa Gateway.Inbound indirect flight with Allegiant Air, departs from Phoenix-Mesa Gateway on Thu, 30 Jul, arriving in Boise.Price includes taxes and charges.From $1,516, select.

Find the cheapest month to fly from Boise to Phoenix-Mesa Gateway

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boise to Phoenix-Mesa Gateway flights are currently cheapest in October.
Jul
from $1,516
Aug
from $523
Sep
from $555
Oct
from $137
Nov
from $166
Dec
from $143
Jan
from $137
Feb
Find prices
Mar
Find prices
Apr
Find prices
May
Find prices
Jun
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Direct flights from Boise to Phoenix-Mesa Gateway

Boise to Phoenix-Mesa Gateway: Alternative routes

Compare routes from Boise to Phoenix below. You may find an airport to fly into that's cheaper, faster, or easier than Phoenix-Mesa Gateway.

Phoenix Sky Harbor

6km from central Phoenix
Closest
from $280
Search flights

Phoenix Scottsdale Municipal

24km from central Phoenix
Search flights

Phoenix-Deer Valley

27km from central Phoenix
Search flights

Phoenix-Mesa Gateway

42km from central Phoenix
Cheapest
from $137
Search flights

Boise to Phoenix: Flight information

The things to know before you go.
Cheapest flight found$137
Cheapest month to flyOctober
Average flight time2 hrs, 10 mins
Most popular airlineAllegiant Air
Average flights per week3

Finding cheap flights from Boise to Phoenix-Mesa Gateway: Frequently asked questions

The best price we found for a return flight from Boise to Phoenix-Mesa Gateway is $137. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 10 minutes is the average flight time from Boise to Phoenix-Mesa Gateway.
Allegiant Air flies direct from Boise to Phoenix-Mesa Gateway.
As of July 2026, there are 3 flights per week flying from Boise to Phoenix-Mesa Gateway.
The cheapest month to fly from Boise to Phoenix-Mesa Gateway is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boise Airport to Phoenix-Mesa Gateway Airport on Monday, 26 October 2026.
Yes – the average flight time is 2 hours and 10 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Phoenix-Mesa Gateway but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Phoenix is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Allegiant Air offers the cheapest flight tickets to Phoenix-Mesa Gateway.

Flying from Boise Airport (BOI) to Phoenix-Mesa Gateway Airport (AZA): what you need to know

  • Jump on a direct flight from Boise Airport to Phoenix-Mesa Gateway Airport and you'll be travelling for an average of 2 hours 5 minutes.

  • Boise and Phoenix are in the UTC-7 timezone. This means there's no time difference to adjust for.

  • Get to the airport on time so you don't miss your BOI to AZA flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.

  • Flying during a peak month like October? School holidays and other popular seasons can lead to longer queues at check-in and security. Be extra cautious and get there up to four hours before international flights and two hours before a domestic departure.

  • Flying into Phoenix (and then exploring more of the United States!) is easy with Allegiant Air. This popular carrier offers direct flights from Boise Airport to Phoenix-Mesa Gateway Airport.

  • The majority of travellers choose to travel with Allegiant Air on this route.

  • With a reliable 85.71% of services landing on schedule, Allegiant Air is the most punctual carrier operating BOI to AZA flights.

  • Pick a stopover if you prefer to break up your flight. Just deselect 'Direct flights only' to see the options for tickets from Boise Airport to Phoenix-Mesa Gateway Airport. Minneapolis St Paul Airport is a top stopover on the BOI to AZA route.

How to find the cheapest flights from Boise Airport (BOI) to Phoenix-Mesa Gateway Airport (AZA)

  • At the moment, $63 is the lowest price we've found for a one-way Boise Airport to Phoenix-Mesa Gateway Airport flight. The best price for a return ticket is $137. Keep in mind that fares could change due to availability at the time of booking.

  • Book one month before you want to fly. After crunching the numbers on our calendar, this is how far you'll want to book ahead to secure cheap tickets from BOI to AZA.

  • Plan your trip for June. That's the cheapest month for flights from Boise Airport to Phoenix-Mesa Gateway Airport. If you have flexibility with your dates, use the 'Whole month' tool to find the cheapest airfare across each month.

  • Finding cheap flights from BOI to AZA is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you when there's a better deal.

  • Select your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Boise Airport to Phoenix-Mesa Gateway Airport.

Handy information about Boise Airport (BOI)

  • The address for BOI is 3201 Airport Way.

  • 84% of flights leaving Boise Airport reach their destination as planned. With its strong on-time stats, disruptions are unlikely when setting off from BOI.

  • Central Boise to Boise Airport is approximately 6 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're driving, ride-sharing or catching a taxi.

  • The journey on public transport usually takes 30 minutes.

  • Have an early flight from Boise Airport to Phoenix-Mesa Gateway Airport? Avoid the stress of rushing to the airport (and catch some extra z's) by choosing one of these hotels near BOI:

Arriving at Phoenix-Mesa Gateway Airport (AZA)

Getting from Phoenix-Mesa Gateway Airport (AZA) to central Phoenix

  • The street address for AZA is 6033 S. Sossaman Rd..

  • Phoenix-Mesa Gateway Airport is approximately 32 kilometres from the centre of Phoenix. The drive time takes about 30 minutes.

  • It takes roughly 1 hour 15 minutes when travelling by public transport.

When to fly to Phoenix-Mesa Gateway Airport (AZA)

  • April is the busiest month for flights from Boise Airport to Phoenix-Mesa Gateway Airport. To steer clear of the crowds, visit Phoenix in November.

  • Book your flight from Boise Airport to Phoenix-Mesa Gateway Airport for July if you'd like to explore Phoenix during its warmest month. Expect temperatures of between 27ºC (81ºF) and 45ºC (113ºF).

  • Search for cheap tickets from BOI to AZA in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between 4ºC (39ºF) and 21ºC (70ºF) on average.

Explore more of the United States

  • Phoenix has plenty going for it, but there are so many other parts of the United States just waiting to be discovered. Around 483 kilometres west of Phoenix, a trip to San Diego will fill your itinerary to the brim. Start with leading sights like San Diego Zoo, San Diego Balboa Park and USS Midway Museum.

  • If you're looking to explore another major destination in the United States, consider Las Vegas, about 418 kilometres north-west of Phoenix. Ciudad del Pecado o Las Vegas, Las Vegas Strip and Fountains of Bellagio are key highlights.

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Prices shown on this page are estimated lowest prices only. Found in the last 12 days.