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Cheap flights from Boise to San Diego from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to San Diego departing on 1/23. 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 Boise to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:36 pm - 7:40 am
BOI
-
SAN
20h 04m1 stop
Multiple Airlines Logo
8:04 pm - 11:30 pm
SAN
-
BOI
2h 26mnonstop
$165Multiple Airlines
Thu, Feb 19 - Sat, Feb 21
Alaska Airlines Logo
6:00 pm - 11:44 pm
BOI
-
SAN
6h 44m1 stop
Alaska Airlines Logo
8:26 pm - 2:58 pm
SAN
-
BOI
17h 32m1 stop
$166Alaska Airlines
Sat, Feb 28 - Tue, Mar 3
Delta Logo
7:25 am - 12:48 pm
BOI
-
SAN
6h 23m1 stop
Delta Logo
11:00 am - 9:58 pm
SAN
-
BOI
9h 58m1 stop
$167Delta
Tue, Jan 13 - Tue, Jan 20
Alaska Airlines Logo
2:22 pm - 6:42 pm
BOI
-
SAN
5h 20m1 stop
Alaska Airlines Logo
4:00 pm - 10:57 pm
SAN
-
BOI
5h 57m1 stop
$169Alaska Airlines
Sat, Mar 21 - Sat, Mar 28
Frontier Logo
12:07 pm - 11:59 pm
BOI
-
SAN
12h 52m1 stop
Frontier Logo
12:00 pm - 1:25 pm
SAN
-
BOI
24h 25m1 stop
$170Frontier
Sun, Jan 11 - Wed, Jan 14
Alaska Airlines Logo
8:10 am - 11:55 am
BOI
-
SAN
4h 45m1 stop
Alaska Airlines Logo
2:20 pm - 9:05 pm
SAN
-
BOI
5h 45m1 stop
$171Alaska Airlines
Tue, Jan 13 - Tue, Jan 13
Delta Logo
7:25 am - 12:48 pm
BOI
-
SAN
6h 23m1 stop
Delta Logo
5:35 pm - 1:00 pm
SAN
-
BOI
18h 25m1 stop
$172Delta
Tue, Jan 13 - Fri, Jan 16
Alaska Airlines Logo
7:45 am - 9:15 am
BOI
-
SAN
2h 30mnonstop
Alaska Airlines Logo
6:15 am - 3:10 pm
SAN
-
BOI
7h 55m1 stop
$174Alaska Airlines
Sun, Jan 11 - Tue, Jan 20
Alaska Airlines Logo
7:45 am - 9:15 am
BOI
-
SAN
2h 30mnonstop
Alaska Airlines Logo
8:15 pm - 11:42 pm
SAN
-
BOI
2h 27mnonstop
$175Alaska Airlines
Sun, Jan 11 - Fri, Jan 16
Alaska Airlines Logo
8:10 am - 11:55 am
BOI
-
SAN
4h 45m1 stop
Alaska Airlines Logo
2:20 pm - 9:05 pm
SAN
-
BOI
5h 45m1 stop
$176Alaska Airlines
Tue, Jan 13 - Wed, Jan 14

Southwest flights from Boise to San Diego

Our best Southwest deals on Boise to San Diego flight tickets
Southwest
Jan 14
BOI3:00 pmBoise Air Term. Gowen Fld
4h 05m
1 stop
SAN6:05 pmSan Diego
Jan 18
SAN7:35 amSan Diego
6h 20m
1 stop
BOI2:55 pmBoise Air Term. Gowen Fld
$186
Find similar
Southwest
Jan 11
BOI12:30 pmBoise Air Term. Gowen Fld
8h 05m
2 stops
SAN7:35 pmSan Diego
Jan 17
SAN3:25 pmSan Diego
3h 50m
1 stop
BOI8:15 pmBoise Air Term. Gowen Fld
$192
Find similar
Southwest
Jan 12
BOI7:45 amBoise Air Term. Gowen Fld
10h 00m
2 stops
SAN4:45 pmSan Diego
Jan 16
SAN6:45 amSan Diego
5h 30m
1 stop
BOI1:15 pmBoise Air Term. Gowen Fld
$202
Find similar

Frontier flights from Boise to San Diego

Our best Frontier deals on Boise to San Diego flight tickets
Frontier
Jan 11
BOI12:07 pmBoise Air Term. Gowen Fld
12h 52m
1 stop
SAN11:59 pmSan Diego
Jan 14
SAN12:00 pmSan Diego
24h 25m
1 stop
BOI1:25 pmBoise Air Term. Gowen Fld
$170
Find similar
Frontier
Jan 9
BOI12:07 pmBoise Air Term. Gowen Fld
27h 27m
1 stop
SAN2:34 pmSan Diego
Jan 19
SAN6:25 amSan Diego
6h 00m
1 stop
BOI1:25 pmBoise Air Term. Gowen Fld
$184
Find similar
Frontier
Jan 11
BOI12:07 pmBoise Air Term. Gowen Fld
12h 52m
1 stop
SAN11:59 pmSan Diego
Jan 17
SAN12:00 pmSan Diego
24h 16m
1 stop
BOI1:16 pmBoise Air Term. Gowen Fld
$185
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boise to San Diego 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 23, 2025.
Use the filters below to find and compare flights from Boise to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Thu 2/19

12:36 pm-7:40 am

1 stop20h 04m

San Diego

Sat 2/21

8:04 pm-11:30 pm

Nonstop2h 26m

$165

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sat 2/28

6:00 pm-11:44 pm

1 stop6h 44m

San Diego

Tue 3/3

8:26 pm-2:58 pm

1 stop17h 32m

$166

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 1/13

7:25 am-12:48 pm

1 stop6h 23m

San Diego

Tue 1/20

11:00 am-9:58 pm

1 stop9h 58m

$167

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sat 3/21

2:22 pm-6:42 pm

1 stop5h 20m

San Diego

Sat 3/28

4:00 pm-10:57 pm

1 stop5h 57m

$169

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sun 1/11

12:07 pm-11:59 pm

1 stop12h 52m

San Diego

Wed 1/14

12:00 pm-1:25 pm

1 stop24h 25m

$170

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 1/13

8:10 am-11:55 am

1 stop4h 45m

San Diego

Tue 1/13

2:20 pm-9:05 pm

1 stop5h 45m

$171

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 1/13

7:25 am-12:48 pm

1 stop6h 23m

San Diego

Fri 1/16

5:35 pm-1:00 pm

1 stop18h 25m

$172

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sun 1/11

7:45 am-9:15 am

Nonstop2h 30m

San Diego

Tue 1/20

6:15 am-3:10 pm

1 stop7h 55m

$174

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sun 1/11

7:45 am-9:15 am

Nonstop2h 30m

San Diego

Fri 1/16

8:15 pm-11:42 pm

Nonstop2h 27m

$175

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 1/13

8:10 am-11:55 am

1 stop4h 45m

San Diego

Wed 1/14

2:20 pm-9:05 pm

1 stop5h 45m

$176

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 San Diego from

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

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 San Diego?

If you are unable to visit San Diego during the month of October, then departing from Boise during the month September is also very affordable. Most momondo users find prices during this month for around $217.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Boise to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $295. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $388. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

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

The cheapest time of day to fly to San Diego is at noon when flights can be purchased for as low as $307. Flights in the morning are often more expensive with an average ticket price of $352.

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

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

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $279 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Boise for as low as $215 on momondo.

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

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

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

As of December 2025, prices for Boise to San Diego flights are approximately 95% more expensive when compared to flights at the same time last year.

When to book flights from Boise to San Diego

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

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

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

Best Price Found

$108

Fastest flight time

2h 10m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Boise in the past 72 hours is $108. The best round-trip flight deal from Boise to San Diego found on momondo in the last 72 hours is $173.
The fastest flight from Boise to San Diego takes 2h 10m
Direct flights go from Boise to San Diego every day.
There is 1 airport in San Diego. From Boise there are direct flights to San Diego (SAN).
Search flight deals

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

    San Diego is 754.2 mi away from Boise Air Term. Gowen Fld. 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 Boise Air Term. Gowen Fld Airport to San Diego Airport?

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Boise to San Diego

Compare and see reviews for airlines that fly from Boise to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $76Free CancellationRating
6.3
8,194 reviews
Search Spirit Airlines flights
DeltaPriceFrom $111Free CancellationRating
7.9
8,015 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $137Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $138Free CancellationRating
7.4
9,109 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $147Free CancellationRating
8.0
11,517 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $173Free CancellationRating
8.0
4,256 reviews
Search Southwest flights

  • Alaska Airlines Flights From Boise to San Diego

    Across 12 Alaska Airlines flights from Boise to San Diego this week, the average price was $296, with the best Alaska Airlines deals starting from $147 round-trip. 11,517 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Southwest Flights From Boise to San Diego

    Another popular option for Boise to San Diego flights is Southwest (8.0/10, 4,256 ratings). Southwest flies from Boise to San Diego around 12 times per week, with deals starting from $173 round-trip and rising to an average price of around $290.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
Poway
National City
Borrego Springs
Imperial Beach
La Mesa
San Ysidro
Lemon Grove
Alpine
Santee

Why use momondo?

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

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 San Diego from Boise.

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

Flights from Boise to San Diego 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 from Boise to San Diego?

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 Boise to San Diego.

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

Yes. momondo can track prices for Boise to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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