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Cheap flights from Boise to San Diego from $79

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 3/31. 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.
Southwest Logo
7:10 am - 8:30 am
BOI
-
SAN
2h 20mnonstop
Southwest Logo
6:55 pm - 10:15 pm
SAN
-
BOI
2h 20mnonstop
$157Southwest
Sat, Mar 21 - Wed, Mar 25
Multiple Airlines Logo
12:38 pm - 7:40 am
BOI
-
SAN
20h 02m
1 stop
Multiple Airlines Logo
5:55 pm - 9:19 pm
SAN
-
BOI
2h 24mnonstop
$158Multiple Airlines
Thu, Feb 26 - Wed, Mar 11
Southwest Logo
5:55 pm - 8:30 pm
BOI
-
SAN
3h 35m
1 stop
Southwest Logo
6:55 pm - 10:15 pm
SAN
-
BOI
2h 20mnonstop
$163Southwest
Tue, Mar 24 - Wed, Mar 25
Frontier Logo
12:15 pm - 8:05 am
BOI
-
SAN
20h 50m
1 stop
Frontier Logo
3:16 pm - 11:20 am
SAN
-
BOI
19h 04m
2 stops
$164Frontier
Sun, Mar 8 - Wed, Mar 11
Frontier Logo
12:38 pm - 7:40 am
BOI
-
SAN
20h 02m
1 stop
Frontier Logo
8:25 am - 11:20 am
SAN
-
BOI
25h 55m
1 stop
$165Frontier
Thu, Feb 26 - Wed, Mar 11
Southwest Logo
5:00 pm - 8:10 pm
BOI
-
SAN
4h 10m
1 stop
Southwest Logo
3:55 pm - 7:10 pm
SAN
-
BOI
2h 15mnonstop
$167Southwest
Sat, Feb 28 - Sat, Mar 7
Southwest Logo
7:45 am - 4:45 pm
BOI
-
SAN
10h 00m
2 stops
Southwest Logo
6:55 pm - 10:15 pm
SAN
-
BOI
2h 20mnonstop
$172Southwest
Tue, Mar 3 - Tue, Mar 10
Southwest Logo
3:25 pm - 6:00 pm
BOI
-
SAN
3h 35m
1 stop
Southwest Logo
12:25 pm - 3:40 pm
SAN
-
BOI
2h 15mnonstop
$173Southwest
Sat, Apr 18 - Mon, Apr 20
Frontier Logo
12:15 pm - 12:08 am
BOI
-
SAN
12h 53m
1 stop
Frontier Logo
6:25 am - 11:20 am
SAN
-
BOI
27h 55m
1 stop
$176Frontier
Sun, Mar 8 - Wed, Mar 11
Southwest Logo
4:25 pm - 5:35 pm
BOI
-
SAN
2h 10mnonstop
Southwest Logo
12:45 pm - 4:00 pm
SAN
-
BOI
2h 15mnonstop
$177Southwest
Fri, Feb 27 - Sun, Mar 15

Alaska Airlines flights from Boise to San Diego

Our best Alaska Airlines deals on Boise to San Diego flight tickets
Alaska Airlines
Feb 28
BOI6:00 pmBoise Air Term. Gowen Fld
6h 44m
1 stop
SAN11:44 pmSan Diego
Mar 2
SAN8:39 amSan Diego
7h 56m
1 stop
BOI5:35 pmBoise Air Term. Gowen Fld
$192
Alaska Airlines
Apr 10
BOI6:32 amBoise Air Term. Gowen Fld
2h 24m
SAN7:56 amSan Diego
Apr 13
SAN9:08 pmSan Diego
24h 44m
1 stop
BOI10:52 pmBoise Air Term. Gowen Fld
$200
Alaska Airlines
Apr 6
BOI7:20 amBoise Air Term. Gowen Fld
25h 25m
1 stop
SAN7:45 amSan Diego
Apr 11
SAN8:18 pmSan Diego
2h 29m
BOI11:47 pmBoise Air Term. Gowen Fld
$205

Southwest flights from Boise to San Diego

Our best Southwest deals on Boise to San Diego flight tickets
Southwest
Mar 21
BOI7:10 amBoise Air Term. Gowen Fld
2h 20m
SAN8:30 amSan Diego
Mar 25
SAN6:55 pmSan Diego
2h 20m
BOI10:15 pmBoise Air Term. Gowen Fld
$157
Southwest
Mar 24
BOI5:55 pmBoise Air Term. Gowen Fld
3h 35m
1 stop
SAN8:30 pmSan Diego
Mar 25
SAN6:55 pmSan Diego
2h 20m
BOI10:15 pmBoise Air Term. Gowen Fld
$163
Southwest
Feb 28
BOI5:00 pmBoise Air Term. Gowen Fld
4h 10m
1 stop
SAN8:10 pmSan Diego
Mar 7
SAN3:55 pmSan Diego
2h 15m
BOI7:10 pmBoise Air Term. Gowen Fld
$167

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 February 4, 2026.
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

Sat 3/21

7:10 am-8:30 am

Nonstop2h 20m

San Diego

Wed 3/25

6:55 pm-10:15 pm

Nonstop2h 20m

$157

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Thu 2/26

12:38 pm-7:40 am

1 stop20h 02m

San Diego

Wed 3/11

5:55 pm-9:19 pm

Nonstop2h 24m

$158

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 3/24

5:55 pm-8:30 pm

1 stop3h 35m

San Diego

Wed 3/25

6:55 pm-10:15 pm

Nonstop2h 20m

$163

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sun 3/8

12:15 pm-8:05 am

1 stop20h 50m

San Diego

Wed 3/11

3:16 pm-11:20 am

2 stops19h 04m

$164

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Thu 2/26

12:38 pm-7:40 am

1 stop20h 02m

San Diego

Wed 3/11

8:25 am-11:20 am

1 stop25h 55m

$165

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sat 2/28

5:00 pm-8:10 pm

1 stop4h 10m

San Diego

Sat 3/7

3:55 pm-7:10 pm

Nonstop2h 15m

$167

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 3/3

7:45 am-4:45 pm

2 stops10h 00m

San Diego

Tue 3/10

6:55 pm-10:15 pm

Nonstop2h 20m

$172

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sat 4/18

3:25 pm-6:00 pm

1 stop3h 35m

San Diego

Mon 4/20

12:25 pm-3:40 pm

Nonstop2h 15m

$173

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sun 3/8

12:15 pm-12:08 am

1 stop12h 53m

San Diego

Wed 3/11

6:25 am-11:20 am

1 stop27h 55m

$176

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Fri 2/27

4:25 pm-5:35 pm

Nonstop2h 10m

San Diego

Sun 3/15

12:45 pm-4:00 pm

Nonstop2h 15m

$177

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 $288. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $417. 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 in the evening 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 $274 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 $208 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 February 2026, prices for Boise to San Diego flights are approximately 39% 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

$168

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 $168. The best round-trip flight deal from Boise to San Diego found on momondo in the last 72 hours is $218.
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 $58Free CancellationRating
6.3
8,416 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $108Free CancellationRating
7.4
9,235 reviews
Search United Airlines flights
DeltaPriceFrom $108Free CancellationRating
7.9
8,148 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $134Free CancellationRating
7.8
2,831 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $142Free CancellationRating
8.0
11,838 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $177Free CancellationRating
8.0
4,274 reviews
Search Southwest flights

  • Alaska Airlines Flights From Boise to San Diego

    Across 13 Alaska Airlines flights from Boise to San Diego this week, the average price was $275, with the best Alaska Airlines deals starting from $142 round-trip. 11,838 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Hawaiian Airlines Flights From Boise to San Diego

    Another popular option for Boise to San Diego flights is Hawaiian Airlines (7.8/10, 2,831 ratings). Hawaiian Airlines flies from Boise to San Diego around 14 times per week, with deals starting from $134 round-trip and rising to an average price of around $283.

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
Imperial Beach
San Ysidro
Borrego Springs
La Mesa
Alpine
Lemon Grove
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

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