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Cheap flights from Boise to San Diego from $64

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 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boise to San Diego

Cheap round-trip flights

Southwest Logo
3:15 pm - 4:30 pmBOI-SAN
2h 15mnonstop
Southwest Logo
9:35 am - 3:50 pmSAN-BOI
5h 15m1 stop
$147Southwest
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Tue, Oct 14 - Wed, Oct 22
Alaska Airlines Logo
7:01 am - 8:25 amBOI-SAN
2h 24mnonstop
Alaska Airlines Logo
8:29 pm - 11:49 pmSAN-BOI
2h 20mnonstop
$148Alaska Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
Alaska Airlines Logo
7:01 am - 8:25 amBOI-SAN
2h 24mnonstop
Alaska Airlines Logo
3:43 pm - 10:20 pmSAN-BOI
5h 37m1 stop
$151Alaska Airlines
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Thu, Oct 30 - Thu, Nov 6
Southwest Logo
3:15 pm - 4:30 pmBOI-SAN
2h 15mnonstop
Southwest Logo
3:35 pm - 11:05 pmSAN-BOI
6h 30m2 stops
$152Southwest
Find Deal
Tue, Oct 14 - Wed, Oct 22
Hawaiian Airlines Logo
7:13 am - 8:45 amBOI-SAN
2h 32mnonstop
Hawaiian Airlines Logo
7:50 pm - 11:22 pmSAN-BOI
2h 32mnonstop
$155Hawaiian Airlines
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Thu, Oct 16 - Mon, Oct 20
Delta Logo
6:00 pm - 10:47 pmBOI-SAN
5h 47m1 stop
Delta Logo
11:05 am - 6:25 pmSAN-BOI
6h 20m1 stop
$157Delta
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Tue, Mar 3 - Wed, Mar 4
Multiple Airlines Logo
4:06 pm - 8:44 pmBOI-SAN
5h 38m1 stop
Multiple Airlines Logo
8:29 pm - 11:49 pmSAN-BOI
2h 20mnonstop
$158Multiple Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Hawaiian Airlines Logo
7:45 pm - 9:14 pmBOI-SAN
2h 29mnonstop
Hawaiian Airlines Logo
8:29 pm - 11:49 pmSAN-BOI
2h 20mnonstop
$166Hawaiian Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 8
Delta Logo
5:55 pm - 10:38 pmBOI-SAN
5h 43m1 stop
Delta Logo
6:15 am - 12:01 pmSAN-BOI
4h 46m1 stop
$178Delta
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Fri, Oct 31 - Sat, Nov 8
United Airlines Logo
7:05 pm - 12:15 amBOI-SAN
6h 10m1 stop
United Airlines Logo
6:15 am - 1:30 pmSAN-BOI
6h 15m1 stop
$227United Airlines
Find Deal
Wed, Oct 8 - Sat, Oct 11

United Airlines flights from Boise to San Diego

Our best United Airlines deals on Boise to San Diego flight tickets
United Airlines
Oct 8
BOI7:05 pmBoise Air Term. Gowen Fld
6h 10m
1 stop
SAN12:15 amSan Diego
Oct 11
SAN6:15 amSan Diego
6h 15m
1 stop
BOI1:30 pmBoise Air Term. Gowen Fld
$227
Find similar
United Airlines
Sep 23
BOI2:45 pmBoise Air Term. Gowen Fld
6h 01m
2 stops
SAN7:46 pmSan Diego
Sep 28
SAN8:00 amSan Diego
4h 42m
1 stop
BOI1:42 pmBoise Air Term. Gowen Fld
$741
Find similar

Hawaiian Airlines flights from Boise to San Diego

Our best Hawaiian Airlines deals on Boise to San Diego flight tickets
Hawaiian Airlines
Oct 16
BOI7:13 amBoise Air Term. Gowen Fld
2h 32m
SAN8:45 amSan Diego
Oct 20
SAN7:50 pmSan Diego
2h 32m
BOI11:22 pmBoise Air Term. Gowen Fld
$155
Find similar
Hawaiian Airlines
Oct 31
BOI7:45 pmBoise Air Term. Gowen Fld
2h 29m
SAN9:14 pmSan Diego
Nov 8
SAN8:29 pmSan Diego
2h 20m
BOI11:49 pmBoise Air Term. Gowen Fld
$166
Find similar
Hawaiian Airlines
Oct 31
BOI5:54 amBoise Air Term. Gowen Fld
4h 52m
1 stop
SAN9:46 amSan Diego
Nov 8
SAN8:03 amSan Diego
2h 30m
BOI11:33 amBoise Air Term. Gowen Fld
$170
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 September 17, 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

Tue 10/14

3:15 pm-4:30 pm

Nonstop2h 15m

San Diego

Wed 10/22

9:35 am-3:50 pm

1 stop5h 15m

$147

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Thu 10/30

7:01 am-8:25 am

Nonstop2h 24m

San Diego

Thu 11/6

8:29 pm-11:49 pm

Nonstop2h 20m

$148

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Thu 10/30

7:01 am-8:25 am

Nonstop2h 24m

San Diego

Thu 11/6

3:43 pm-10:20 pm

1 stop5h 37m

$151

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 10/14

3:15 pm-4:30 pm

Nonstop2h 15m

San Diego

Wed 10/22

3:35 pm-11:05 pm

2 stops6h 30m

$152

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Thu 10/16

7:13 am-8:45 am

Nonstop2h 32m

San Diego

Mon 10/20

7:50 pm-11:22 pm

Nonstop2h 32m

$155

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 3/3

6:00 pm-10:47 pm

1 stop5h 47m

San Diego

Wed 3/4

11:05 am-6:25 pm

1 stop6h 20m

$157

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sat 11/1

4:06 pm-8:44 pm

1 stop5h 38m

San Diego

Sat 11/8

8:29 pm-11:49 pm

Nonstop2h 20m

$158

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Fri 10/31

7:45 pm-9:14 pm

Nonstop2h 29m

San Diego

Sat 11/8

8:29 pm-11:49 pm

Nonstop2h 20m

$166

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Fri 10/31

5:55 pm-10:38 pm

1 stop5h 43m

San Diego

Sat 11/8

6:15 am-12:01 pm

1 stop4h 46m

$178

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Wed 10/8

7:05 pm-12:15 am

1 stop6h 10m

San Diego

Sat 10/11

6:15 am-1:30 pm

1 stop6h 15m

$227

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 August, then departing from Boise during the month October is also very affordable. Most momondo users find prices during this month for around $242.

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 Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $314. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $464. 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 $334. Flights in the morning are often more expensive with an average ticket price of $380.

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 $301 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 $224 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.

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

You could potentially save up to 6% on your flight if you consider stops on a Boise to San Diego flight.

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

As of September 2025, prices for Boise to San Diego flights are approximately 10% 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

$123

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 $123. The best round-trip flight deal from Boise to San Diego found on momondo in the last 72 hours is $167.
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 near San Diego: 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 15m, 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 $96Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $137Free CancellationRating
7.8
2,729 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $156Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Alaska AirlinesPriceFrom $158Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $177Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
United AirlinesPriceFrom $186Free CancellationRating
7.4
8,926 reviews
Search United Airlines 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 $333, with the best Alaska Airlines deals starting from $158 round-trip. 10,000 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, 4,242 ratings). Southwest flies from Boise to San Diego around 10 times per week, with deals starting from $177 round-trip and rising to an average price of around $305.

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
La Mesa
National City
Poway
Imperial Beach
San Ysidro
Borrego Springs
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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