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Cheap flights from San Diego to Boise from $69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Boise departing on 2/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Diego to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
10:16 am - 1:45 pm
SAN
-
BOI
2h 29mnonstop
Alaska Airlines Logo
7:45 am - 9:15 am
BOI
-
SAN
2h 30mnonstop
$167Alaska Airlines
Wed, Jan 7 - Sun, Jan 11
Frontier Logo
6:30 am - 11:12 am
SAN
-
BOI
27h 42m1 stop
Frontier Logo
11:48 am - 12:08 am
BOI
-
SAN
13h 20m1 stop
$168Frontier
Sun, Feb 8 - Sun, Feb 15
Multiple Airlines Logo
8:15 pm - 11:42 pm
SAN
-
BOI
2h 27mnonstop
Multiple Airlines Logo
12:07 pm - 7:37 pm
BOI
-
SAN
8h 30m1 stop
$170Multiple Airlines
Fri, Jan 9 - Mon, Jan 12
Frontier Logo
6:36 am - 11:17 am
SAN
-
BOI
27h 41m1 stop
Frontier Logo
12:07 pm - 9:06 pm
BOI
-
SAN
9h 59m2 stops
$171Frontier
Sun, Jan 11 - Mon, Jan 26
Multiple Airlines Logo
6:25 am - 1:25 pm
SAN
-
BOI
6h 00m1 stop
Multiple Airlines Logo
9:02 am - 3:29 pm
BOI
-
SAN
7h 27m1 stop
$174Multiple Airlines
Thu, Jan 15 - Wed, Jan 21
American Airlines Logo
6:15 am - 12:07 pm
SAN
-
BOI
4h 52m1 stop
American Airlines Logo
2:52 pm - 6:31 pm
BOI
-
SAN
4h 39m1 stop
$176American Airlines
Thu, Jan 8 - Tue, Jan 13
Alaska Airlines Logo
8:15 pm - 11:42 pm
SAN
-
BOI
2h 27mnonstop
Alaska Airlines Logo
7:55 pm - 9:24 pm
BOI
-
SAN
2h 29mnonstop
$177Alaska Airlines
Thu, Jan 8 - Mon, Jan 12
Multiple Airlines Logo
6:15 am - 12:51 pm
SAN
-
BOI
5h 36m1 stop
Multiple Airlines Logo
12:07 pm - 7:37 pm
BOI
-
SAN
8h 30m1 stop
$179Multiple Airlines
Fri, Jan 9 - Mon, Jan 12
Alaska Airlines Logo
8:15 pm - 11:42 pm
SAN
-
BOI
2h 27mnonstop
Alaska Airlines Logo
1:20 pm - 8:12 pm
BOI
-
SAN
7h 52m1 stop
$186Alaska Airlines
Sun, Feb 8 - Sun, Feb 15
Alaska Airlines Logo
10:16 am - 1:45 pm
SAN
-
BOI
2h 29mnonstop
Alaska Airlines Logo
7:00 am - 12:07 pm
BOI
-
SAN
6h 07m1 stop
$187Alaska Airlines
Thu, Jan 8 - Mon, Jan 12

Alaska Airlines flights from San Diego to Boise

Our best Alaska Airlines deals on San Diego to Boise flight tickets
Alaska Airlines
Jan 7
SAN8:15 pmSan Diego
2h 27m
BOI11:42 pmBoise Air Term. Gowen Fld
Jan 12
BOI7:55 pmBoise Air Term. Gowen Fld
2h 29m
SAN9:24 pmSan Diego
$167
Find similar
Alaska Airlines
Jan 8
SAN10:16 amSan Diego
2h 29m
BOI1:45 pmBoise Air Term. Gowen Fld
Jan 13
BOI1:55 pmBoise Air Term. Gowen Fld
6h 24m
1 stop
SAN7:19 pmSan Diego
$177
Find similar
Alaska Airlines
Feb 8
SAN8:15 pmSan Diego
2h 27m
BOI11:42 pmBoise Air Term. Gowen Fld
Feb 15
BOI1:20 pmBoise Air Term. Gowen Fld
7h 52m
1 stop
SAN8:12 pmSan Diego
$186
Find similar

Delta flights from San Diego to Boise

Our best Delta deals on San Diego to Boise flight tickets
Delta
Dec 21
SAN5:03 pmSan Diego
6h 16m
1 stop
BOI12:19 amBoise Air Term. Gowen Fld
Dec 22
BOI8:40 amBoise Air Term. Gowen Fld
4h 43m
1 stop
SAN12:23 pmSan Diego
$477
Find similar
Delta
Dec 25
SAN6:15 amSan Diego
4h 47m
1 stop
BOI12:02 pmBoise Air Term. Gowen Fld
Dec 27
BOI5:50 amBoise Air Term. Gowen Fld
4h 05m
1 stop
SAN8:55 amSan Diego
$498
Find similar
Delta
Dec 25
SAN6:15 amSan Diego
4h 47m
1 stop
BOI12:02 pmBoise Air Term. Gowen Fld
Dec 27
BOI5:50 amBoise Air Term. Gowen Fld
4h 05m
1 stop
SAN8:55 amSan Diego
$519
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from San Diego to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Wed 1/7

10:16 am-1:45 pm

Nonstop2h 29m

Boise Air Term. Gowen Fld

Sun 1/11

7:45 am-9:15 am

Nonstop2h 30m

$167

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Sun 2/8

6:30 am-11:12 am

1 stop27h 42m

Boise Air Term. Gowen Fld

Sun 2/15

11:48 am-12:08 am

1 stop13h 20m

$168

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Fri 1/9

8:15 pm-11:42 pm

Nonstop2h 27m

Boise Air Term. Gowen Fld

Mon 1/12

12:07 pm-7:37 pm

1 stop8h 30m

$170

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Sun 1/11

6:36 am-11:17 am

1 stop27h 41m

Boise Air Term. Gowen Fld

Mon 1/26

12:07 pm-9:06 pm

2 stops9h 59m

$171

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Thu 1/15

6:25 am-1:25 pm

1 stop6h 00m

Boise Air Term. Gowen Fld

Wed 1/21

9:02 am-3:29 pm

1 stop7h 27m

$174

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Thu 1/8

6:15 am-12:07 pm

1 stop4h 52m

Boise Air Term. Gowen Fld

Tue 1/13

2:52 pm-6:31 pm

1 stop4h 39m

$176

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Thu 1/8

8:15 pm-11:42 pm

Nonstop2h 27m

Boise Air Term. Gowen Fld

Mon 1/12

7:55 pm-9:24 pm

Nonstop2h 29m

$177

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Fri 1/9

6:15 am-12:51 pm

1 stop5h 36m

Boise Air Term. Gowen Fld

Mon 1/12

12:07 pm-7:37 pm

1 stop8h 30m

$179

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Sun 2/8

8:15 pm-11:42 pm

Nonstop2h 27m

Boise Air Term. Gowen Fld

Sun 2/15

1:20 pm-8:12 pm

1 stop7h 52m

$186

San DiegoBoise

SAN - BOI

SANBOI

San Diego

Thu 1/8

10:16 am-1:45 pm

Nonstop2h 29m

Boise Air Term. Gowen Fld

Mon 1/12

7:00 am-12:07 pm

1 stop6h 07m

$187

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boise from

How to get the cheapest flight ticket from San Diego to Boise

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boise?

The month of September is, on average, the cheapest month to fly to Boise from San Diego, with most prices found around $216. If you aren’t able to travel during the month of September, then book flights to Boise from San Diego during April instead. Flights to Boise in April, while not as cheap as those in September, still average around $227.

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 $267. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $456. 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 San Diego to Boise flights are usually those with departure times at noon. Our users have found flights to Boise at noon for as low as $247. In the afternoon is when there is more demand to fly to Boise, so prices are often more expensive at around $512 per ticket.

What is the cheapest San Diego to Boise Air Term. Gowen Fld flight route?

Fly from San Diego to Boise Air Term. Gowen Fld for the best San Diego - Boise Air Term. Gowen Fld flight prices

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

You are more likely to see cheaper flights to Boise from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $302 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from San Diego for as low as $188 on momondo.

What cabin class options are available on San Diego to Boise Air Term. Gowen Fld flights?

There are 4 cabin classes available to choose from on San Diego to Boise Air Term. Gowen Fld flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to Boise flights?

You could potentially save up to 8% on your flight if you consider stops on a San Diego to Boise flight.

How have San Diego to Boise flight prices changed over time?

As of December 2025, prices for San Diego to Boise flights are approximately 87% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Boise

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Boise according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Boise (SAN to BOI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Boise

Best Price Found

$78

Fastest flight time

2h 10m

Direct flights

Every day

Airports in Boise

1 airport
The best one-way flight to Boise from San Diego in the past 72 hours is $78. The best round-trip flight deal from San Diego to Boise found on momondo in the last 72 hours is $197.
The fastest flight from San Diego to Boise takes 2h 10m
Direct flights go from San Diego to Boise every day.
There is 1 airport in Boise. From San Diego there are direct flights to Boise Air Term. Gowen Fld (BOI).
Search flight deals

  • How far is San Diego to Boise Air Term. Gowen Fld by plane?

    A flight from San Diego to Boise Air Term. Gowen Fld will travel around 754.2 mi. Flights usually cover this in 2h 10m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San Diego Airport to Boise Air Term. Gowen Fld Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Boise Air Term. Gowen Fld Airport.

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

    The travel and health documents required for your trip to Boise Air Term. Gowen Fld Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boise Air Term. Gowen Fld Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Diego to Boise?

  • What is the most popular airline from San Diego to Boise?

Best airlines flying from San Diego to Boise

Compare and see reviews for airlines that fly from San Diego to Boise with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $100Free CancellationRating
6.3
8,186 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $155Free CancellationRating
7.8
2,819 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $156Free CancellationRating
7.9
8,008 reviews
Search Delta flights
SouthwestPriceFrom $157Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $166Free CancellationRating
8.0
11,469 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $202Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights

  • Alaska Airlines Flights From San Diego to Boise

    Across 4 Alaska Airlines flights from San Diego to Boise this week, the average price was $350, with the best Alaska Airlines deals starting from $166 round-trip. 11,469 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Southwest Flights From San Diego to Boise

    Across 4,250 Southwest reviews on momondo, the average score is 7.9/10. Southwest flies from San Diego to Boise about 3 times each week, with ticket deals ranging from $157 to $278. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
McCall
Meridian
Caldwell
Ontario
Eagle

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Diego to Boise for you.

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

momondo does allow users to show only those flights to Boise from San Diego which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Diego 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 from San Diego to Boise.

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

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

An easier way to manage your Boise trip

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