Which airlines fly to Boise?

Delta, United Airlines, Alaska Airlines and Southwest are the most popular airlines that fly from United States to Boise on a routine basis, according to our data. You should be able to find flights to Boise with these airlines and other airlines flying from United States.

Alaska Airlines Flights to Boise

The most popular airline for flights to Boise on momondo is Alaska Airlines, which operates 65 flights in this direction every week. Most depart out of Seattle/Tacoma Intl, with the best deal for Alaska Airlines flights to Boise being $137 (round-trip, Atlanta Hartsfield-Jackson to Boise, momondo searches within the last 72 hours). In 10,000 Alaska Airlines reviews, it is rated 8.0 by momondo users.

Southwest Flights to Boise

$138 is the best round-trip Southwest deal to Boise found on momondo in the last few days. The deal departed from Atlanta Hartsfield-Jackson. Southwest has 16 flights to Boise most weeks, with prices varying by availability. 4,242 momondo users have reviewed Southwest, scoring the airline a 8.0/10 on average.

How long does it take to fly to Boise?

Flight times vary depending on what airport in United States you fly out of and what airport in Boise you fly into. For example, flying from Los Angeles to Boise Air Term. Gowen Fld takes 2h 03m on average. On the other hand, flying from Miami to Boise Air Term. Gowen Fld takes 7h 14m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

$46 Cheap Flights to Boise in 2025/26

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Find the cheapest flights from the United States to Boise

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

9:53 am - 11:48 amDEN-BOI

1h 55mnonstop

12:33 pm - 2:33 pmBOI-DEN

2h 00mnonstop

$73Frontier

Find Deal

jue., oct. 30 - dom., nov. 2

9:48 am - 11:43 amDEN-BOI

1h 55mnonstop

12:28 pm - 2:28 pmBOI-DEN

2h 00mnonstop

$102Frontier

Find Deal

vie., oct. 24 - dom., oct. 26

1:30 pm - 4:05 pmSEA-BOI

1h 35mnonstop

1:50 pm - 2:42 pmBOI-SEA

1h 52mnonstop

$137Delta

Find Deal

mié., nov. 19 - lun., nov. 24

9:40 pm - 11:57 pmPDX-BOI

1h 17mnonstop

6:00 am - 6:20 amBOI-PDX

1h 20mnonstop

$137Alaska Airlines

Find Deal

vie., oct. 17 - sáb., oct. 18

9:12 am - 11:36 amSMF-BOI

1h 24mnonstop

6:28 am - 10:04 amBOI-SMF

4h 36m1 stop

$142Alaska Airlines

Find Deal

jue., oct. 23 - lun., oct. 27

6:55 am - 6:45 pmSEA-BOI

10h 50m2 stops

4:40 pm - 11:00 pmBOI-SEA

7h 20m1 stop

$142Southwest

Find Deal

mar., oct. 14 - mié., oct. 15

12:10 pm - 8:40 pmSEA-BOI

7h 30m1 stop

6:50 pm - 1:00 amBOI-SEA

7h 10m1 stop

$144Southwest

Find Deal

mar., nov. 18 - sáb., nov. 22

4:39 pm - 12:08 amSMF-BOI

6h 29m1 stop

4:46 pm - 9:45 pmBOI-SMF

5h 59m1 stop

$157Delta

Find Deal

jue., oct. 30 - lun., nov. 3

7:00 am - 1:43 pmSEA-BOI

5h 43m1 stop

7:05 pm - 11:15 pmBOI-SEA

5h 10m1 stop

$177United Airlines

Find Deal

mié., oct. 15 - mié., oct. 22

7:40 am - 1:43 pmSMF-BOI

5h 03m1 stop

7:45 am - 10:21 amBOI-SMF

3h 36m1 stop

$191United Airlines

Find Deal

jue., oct. 16 - lun., oct. 20

Fly from

Route

Depart

Return

Price

DenverBoise

DEN - BOI

DENBOI

Denver Intl

jue. 10/30

9:53 am-11:48 am

Nonstop1h 55m

Boise Air Term. Gowen Fld

dom. 11/2

12:33 pm-2:33 pm

Nonstop2h 00m

$73

DenverBoise

DEN - BOI

DENBOI

Denver Intl

vie. 10/24

9:48 am-11:43 am

Nonstop1h 55m

Boise Air Term. Gowen Fld

dom. 10/26

12:28 pm-2:28 pm

Nonstop2h 00m

$102

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

mié. 11/19

1:30 pm-4:05 pm

Nonstop1h 35m

Boise Air Term. Gowen Fld

lun. 11/24

1:50 pm-2:42 pm

Nonstop1h 52m

$137

PortlandBoise

PDX - BOI

PDXBOI

Portland

vie. 10/17

9:40 pm-11:57 pm

Nonstop1h 17m

Boise Air Term. Gowen Fld

sáb. 10/18

6:00 am-6:20 am

Nonstop1h 20m

$137

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

jue. 10/23

9:12 am-11:36 am

Nonstop1h 24m

Boise Air Term. Gowen Fld

lun. 10/27

6:28 am-10:04 am

1 stop4h 36m

$142

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

mar. 10/14

6:55 am-6:45 pm

2 stops10h 50m

Boise Air Term. Gowen Fld

mié. 10/15

4:40 pm-11:00 pm

1 stop7h 20m

$142

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

mar. 11/18

12:10 pm-8:40 pm

1 stop7h 30m

Boise Air Term. Gowen Fld

sáb. 11/22

6:50 pm-1:00 am

1 stop7h 10m

$144

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

jue. 10/30

4:39 pm-12:08 am

1 stop6h 29m

Boise Air Term. Gowen Fld

lun. 11/3

4:46 pm-9:45 pm

1 stop5h 59m

$157

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

mié. 10/15

7:00 am-1:43 pm

1 stop5h 43m

Boise Air Term. Gowen Fld

mié. 10/22

7:05 pm-11:15 pm

1 stop5h 10m

$177

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

jue. 10/16

7:40 am-1:43 pm

1 stop5h 03m

Boise Air Term. Gowen Fld

lun. 10/20

7:45 am-10:21 am

1 stop3h 36m

$191

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Boise flights insights and trends

Explore insights for your Boise flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to Boise?

The month of January is, on average, the cheapest month to fly to Boise from United States, with most prices found around $338. If you aren’t able to travel during the month of January, then book flights to Boise from United States during May instead. Flights to Boise in May, while not as cheap as those in January, still average around $368.

What is the absolute cheapest flight to Boise?

$94 is the cheapest deal found on momondo in the last two weeks for a flight to Boise. This flight is from Las Vegas and is 81% cheaper than most flights to Boise. To find the cheapest price to Boise from your area, use momondo’s Airport-to-Airport Pricing Tool.

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What is the cheapest day to depart on your flight to Boise?

Our data shows that Wednesday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $487. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $735. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

What is the cheapest time of day to depart on your flight to Boise?

Our data shows that the cheapest United States to Boise flights are usually those with departure times in the evening. Our users have found flights to Boise in the evening for as low as $410. At noon is when there is more demand to fly to Boise, so prices are often more expensive at around $684 per ticket.

Cheapest flights to Boise Air Term. Gowen Fld

Find the cheapest flights to Boise Air Term. Gowen Fld from your nearest city or airport

Find flights from Los Angeles to Boise

CHEAPEST MONTH TO FLY TO BOISE FROM LOS ANGELES	October	19% cheaper	Flying from Los Angeles to Boise costs on average just $232 in October
MOST EXPENSIVE MONTH TO FLY TO BOISE FROM LOS ANGELES	December	29% more expensive	It costs about $367 for flights to Boise from Los Angeles in December
MOST POPULAR MONTH TO FLY TO BOISE FROM LOS ANGELES	October	149% more users visited	More momondo users searched in flights to Boise from Los Angeles in October than any other month

Cheap Boise flight deals and tips

Summary info about Boise flight prices, duration and airlines

Best One-Way Price	$46
Best Round-Trip Price	$73
Fastest flight time	1h 17m
Popular in	December

The best one-way flight price to Boise from United States in the last 72 hours is $46 (Denver Intl to Boise Air Term. Gowen Fld).

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The best round-trip flight price to Boise from United States in the last 72 hours is $73 (Denver Intl to Boise Air Term. Gowen Fld).

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The fastest flight to Boise from United States takes 1h 17m (Portland to Boise Air Term. Gowen Fld).

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December has the highest demand for flights to Boise, with a 10% price increase on average.

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Frequently asked questions about flying to Boise

When are the weather conditions best for skiing in Boise?

Skiing is most popular in Boise during the month of January, due to the perfect conditions of colder temperatures combined with a higher chance of snow. These conditions make Bogus Basin a very popular destination for both tourists and locals. Alternatively, Bogus Basin is also a very popular ski mountain in the Boise area.

How far in advance should I book a flight to Boise?

The ideal time to book your flight to Boise is 70 days in advance when prices tend to average $484. Keep in mind that you might also find cheap flights to Boise outside of this time window. In fact, momondo users recently found flights from United States to Boise for $170.

Is there an alternative airport near Boise?

Hailey Sun Valley-Friedman Airport can be an alternative airport used for travel to Boise.

Is there a cheaper alternative to flying into Boise?

Hailey Sun Valley-Friedman Airport has an average price of $493 per person and is typically the cheapest airport to fly into when visiting Boise. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

When did momondo last update prices for flights to Boise Air Term. Gowen Fld Airport?

Prices for flights to Boise Air Term. Gowen Fld Airport were last updated today.

How many operators does momondo search for flights to Boise Air Term. Gowen Fld Airport?

As of September 2025, there are 18 operators available to choose from for flights to Boise Air Term. Gowen Fld Airport.

How old do you have to be to fly to Boise Air Term. Gowen Fld Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Boise Air Term. Gowen Fld Airport.

What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

The required travel and health documents for your Boise Air Term. Gowen Fld Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boise Air Term. Gowen Fld Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Nampa

Meridian

McCall

Caldwell

Ontario

Eagle

Why use momondo?

Why should I use momondo to find a flight deal to Boise?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Boise.

Can I find flights to Boise with flexible booking policies on momondo?

Flights to Boise with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights to Boise?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Boise.

I’m not ready to book a flight to Boise right now. Can momondo alert me if prices change?

If you are not ready to book a flight to Boise now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Boise and let you know when they change.