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$65+ Cheap flights from Boise to San Diego (BOI - SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SAN
Apr 21 — Apr 281
Mon 4/21
Mon 4/28
1 adult, Economy
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Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to San Diego are usually found in May or April, booked 30 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from Boise to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$187
(Delta)

One-way from

$65
(Cheapflightsfares)

Popular in

November

Cheapest in

May

Average price

$267

Good round-trip deal

$237 or less

Good one-way deal

$138 or less
Provider with most accurate pricing for Boise Air Term. Gowen Fld-San Diego flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-San Diego flights.
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From Boise Air Term. Gowen Fld to San Diego
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One-way flight from Boise Air Term. Gowen Fld to San Diego
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Highest demand for flights based on searches. 10% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Boise Air Term. Gowen Fld to San Diego.
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Price to beat on a one-way flight from Boise Air Term. Gowen Fld to San Diego.
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Find flight deals from Boise to San Diego

Cheapest flights from Boise to San Diego
Explore the most affordable flight options available from Boise to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/176:10 pmBOI - SAN
1 stop6h 34mDelta
Sat 6/219:47 amSAN - BOI
1 stop6h 26mDelta
Deal found 4/16$187
This Expedia deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1912:16 pmBOI - SAN
1 stop8h 37mMultiple Airlines
Wed 5/218:10 amSAN - BOI
Nonstop2h 28mMultiple Airlines
Deal found 4/15$189
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1612:16 pmBOI - SAN
1 stop12h 40mSpirit Airlines
Sun 5/188:48 pmSAN - BOI
1 stop13h 33mSpirit Airlines
Deal found 4/16$190
This Hawaiian Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/79:18 amBOI - SAN
Nonstop2h 22mHawaiian Airlines
Tue 5/208:10 amSAN - BOI
Nonstop2h 28mHawaiian Airlines
Deal found 4/14$197
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/201:00 pmBOI - SAN
1 stop21h 02mAlaska Airlines
Sat 5/247:31 pmSAN - BOI
Nonstop2h 19mAlaska Airlines
Deal found 4/16$200
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/133:00 pmBOI - SAN
1 stop3h 55mSouthwest
Thu 5/152:00 pmSAN - BOI
Nonstop2h 15mSouthwest
Deal found 4/14$202
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/245:43 pmBOI - SAN
1 stop5h 41mUnited Airlines
Sat 5/3110:43 amSAN - BOI
1 stop4h 58mUnited Airlines
Deal found 4/16$237

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 16, 2025.
Use the filters below to find and compare flights from Boise to San Diego that are best for you.

Fly from

Boise

Fly to

San Diego

Route

Depart

Return

Price

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 6/17

6:10 pm-11:44 pm

1 stop6h 34m

San Diego

Sat 6/21

9:47 am-5:13 pm

1 stop6h 26m

$187

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Mon 5/19

12:16 pm-7:53 pm

1 stop8h 37m

San Diego

Wed 5/21

8:10 am-11:38 am

Nonstop2h 28m

$189

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Fri 5/16

12:16 pm-11:56 pm

1 stop12h 40m

San Diego

Sun 5/18

8:48 pm-11:21 am

1 stop13h 33m

$190

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Wed 5/7

9:18 am-10:40 am

Nonstop2h 22m

San Diego

Tue 5/20

8:10 am-11:38 am

Nonstop2h 28m

$197

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 5/20

1:00 pm-9:02 am

1 stop21h 02m

San Diego

Sat 5/24

7:31 pm-10:50 pm

Nonstop2h 19m

$200

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 5/13

3:00 pm-5:55 pm

1 stop3h 55m

San Diego

Thu 5/15

2:00 pm-5:15 pm

Nonstop2h 15m

$202

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sat 5/24

5:43 pm-10:24 pm

1 stop5h 41m

San Diego

Sat 5/31

10:43 am-4:41 pm

1 stop4h 58m

$237

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Mon 6/9

12:16 pm-11:56 pm

1 stop12h 40m

$65

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Wed 6/4

4:59 pm-10:20 pm

1 stop6h 21m

$79

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Mon 5/19

7:58 pm-9:19 pm

Nonstop2h 21m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 15 results
1
2

Compare providers for flights from Boise to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to San Diego in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
FlightsMojoPrice Accuracy-Trust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boise-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-San Diego flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Boise with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boise to San Diego

How far ahead should I book a flight from Boise to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Boise to San Diego. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Boise to San Diego, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boise to San Diego?

Currently, August is the cheapest month in which you can book a flight from Boise to San Diego (average of $286). Flying from Boise to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOI to SAN?

Find hourly flight availability from Boise to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 16, 2025.

When flying from Boise to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 12% versus a flight in the morning.

What is the cheapest day to fly from Boise to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Boise to San Diego. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Boise to San Diego flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boise to San Diego

Explore weekly flight availability from Boise to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 16, 2025.

The most flights from BOI to SAN are scheduled on a Tuesday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated April 16, 2025.
To help decide which airline to fly from Boise to San Diego, see what other customers have to say about Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,282 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,380 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,665 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Boise to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Boise to San Diego?

    To fly from Boise to San Diego, you need to book a flight from Air Term. Gowen Fld (BOI) to San Diego (SAN). Nonstop flights to San Diego from Boise Air Term. Gowen Fld take 2h 10m on average. When it comes time to book airfare, you have a few options: there are 6 outbound flights from Air Term. Gowen Fld to San Diego offered by 6 different airlines.

  • How popular is this Boise to San Diego flight route?

    Within the past month, 22 users have taken a look at flights from Boise Air Term. Gowen Fld to San Diego.

  • What are the cheapest airlines flying from Boise to San Diego round-trip?

    Delta, at $187, was found to be the cheapest airline from Boise to San Diego.Alternate airlines to your destination round-trip include Spirit Airlines and Hawaiian Airlines. Users have found that Delta is 39% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Boise to San Diego one-way?

    One-way options have recently been found by users for as low as $65 on Spirit Airlines. Other airlines that offer cheap prices include Delta from $79 and Southwest from $99 one-way.

  • What are the most reliable airlines from Boise to San Diego?

    Consider Japan Airlines (95%), SkyWest Airlines (93%) or Hawaiian Airlines (91%) when booking your flight. These represent the most reliable airlines when flying from Boise to San Diego.

  • What are the cheapest flights from Boise to San Diego?

    The cheapest flight price from Boise to San Diego is $98. On average you can expect to pay $260. The most popular route, (Boise Air Term. Gowen Fld - San Diego), can usually be booked for $143.

  • Can I find deals for flights from Boise to San Diego that include hotel bookings?

    Yes. In addition to deals on Boise to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boise to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to San Diego.

  • Can I find deals for business class flights from Boise to San Diego?

    Yes. Cheapflights offers flight deals from Boise to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boise to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Boise to San Diego (average of $286). Flying from Boise to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado

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Top 6 airlines flying from Boise to San Diego

Discover the top 6 airlines that operate flights from Boise to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$85Average$151FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$134Average$307FlexibilityNo cancel feeOn-time85%
DeltaCheapest$171Average$249FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$183Average$318FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$186Average$342FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$226Average$314FlexibilityNo cancel feeOn-time69%

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