$66+ Cheap flights from San Diego to Boise (SAN - BOI)
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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BOI
Sep 12 — Sep 191
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Boise with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Diego to Boise Air Term. Gowen Fld are usually found in February or October, booked 24 days in advance, depart on a Saturday or Thursday and return on a Monday
Cheap flight deals from San Diego to Boise
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to BoiseExplore the most affordable flight options available from San Diego to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
Explore the most affordable flight options available from San Diego to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
This Southwest deal was found by Cheapflights users on 8/9. 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.
Sat 9/510:35 am -
Nonstop2h 10m
Sun 9/66:20 am -
Nonstop2h 15m
Deal found 8/9![Southwest logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:54 pm -
1 stop19h 01m
Mon 9/282:50 pm -
1 stop27h 09m
Deal found 8/12![Frontier logo]()
$147
This Southwest deal was found by Cheapflights users on 8/12. 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.
Sat 9/54:30 pm -
Nonstop2h 15m
Sat 9/126:40 am -
Nonstop2h 15m
Deal found 8/12![Southwest logo]()
$157
This Expedia deal was found by Cheapflights users on 8/12. 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.
Wed 9/2310:45 am -
Nonstop2h 17m
Mon 9/282:50 pm -
1 stop6h 27m
Deal found 8/12![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:03 pm -
1 stop15h 52m
Mon 9/282:50 pm -
1 stop27h 09m
Deal found 8/12![Frontier logo]()
$166
This Expedia deal was found by Cheapflights users on 8/12. 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.
Thu 9/244:58 pm -
Nonstop2h 22m
Mon 9/282:50 pm -
1 stop6h 27m
Deal found 8/12![Multiple Airlines logo]()
$168
This Trip.com deal was found by Cheapflights users on 8/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:58 pm -
Nonstop2h 22m
Sat 9/127:20 am -
Nonstop2h 21m
Deal found 8/8![Alaska Airlines logo]()
$169
This Southwest deal was found by Cheapflights users on 8/10. 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.
Sun 9/68:55 am -
Nonstop2h 15m
Sat 9/191:50 pm -
Nonstop2h 15m
Deal found 8/10![Southwest logo]()
$170
Best flights from San Diego to BoiseDiscover carefully curated flight deals from San Diego to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
Discover carefully curated flight deals from San Diego to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
This Southwest deal was found by Cheapflights users on 8/12. 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.
Sat 9/510:35 am -
Nonstop2h 10m
Sat 9/124:35 pm -
1 stop3h 55m
Deal found 8/12![Southwest logo]()
$163
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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 9/110:36 am -
1 stop6h 33m
Sat 9/56:49 pm -
Nonstop2h 30m
Deal found 8/8![Alaska Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 8/10. 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.
Sat 8/295:01 pm -
1 stop4h 45m
Sat 9/510:58 am -
1 stop5h 58m
Deal found 8/10![Delta logo]()
$207
This Southwest deal was found by Cheapflights users on 8/8. 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.
Sat 9/59:40 am -
1 stop3h 50m
Sun 9/66:20 am -
Nonstop2h 15m
Deal found 8/8![Southwest logo]()
$167
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 9/164:58 pm -
Nonstop2h 22m
Sun 9/207:00 am -
1 stop3h 50m
Deal found 8/11![Alaska Airlines logo]()
$205
This Southwest deal was found by Cheapflights users on 8/11. 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.
Fri 9/184:45 pm -
1 stop6h 10m
Tue 9/223:30 pm -
Nonstop2h 15m
Deal found 8/11![Southwest logo]()
$205
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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.
Wed 9/164:58 pm -
Nonstop2h 22m
Sat 9/196:00 am -
1 stop6h 49m
Deal found 8/12![Alaska Airlines logo]()
$205
Last-minute flights from San Diego to BoiseDiscover last-minute flight deals from San Diego to Boise. Data last updated August 13, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Boise. Data last updated August 13, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/9. 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.
Sat 9/510:35 am -
Nonstop2h 10m
Sun 9/66:20 am -
Nonstop2h 15m
Deal found 8/9![Southwest logo]()
$145
This Southwest deal was found by Cheapflights users on 8/12. 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.
Sat 9/54:30 pm -
Nonstop2h 15m
Sat 9/126:40 am -
Nonstop2h 15m
Deal found 8/12![Southwest logo]()
$157
This Trip.com deal was found by Cheapflights users on 8/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:58 pm -
Nonstop2h 22m
Sat 9/127:20 am -
Nonstop2h 21m
Deal found 8/8![Alaska Airlines logo]()
$169
This Southwest deal was found by Cheapflights users on 8/10. 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.
Sun 9/68:15 pm -
Nonstop2h 15m
Sat 9/126:40 am -
Nonstop2h 15m
Deal found 8/10![Southwest logo]()
$170
This Southwest deal was found by Cheapflights users on 8/8. 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.
Fri 9/115:30 pm -
Nonstop2h 15m
Mon 9/143:45 pm -
Nonstop2h 15m
Deal found 8/8![Southwest logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:54 pm -
1 stop19h 01m
Mon 9/282:50 pm -
1 stop27h 09m
Deal found 8/12![Frontier logo]()
$147
This Expedia deal was found by Cheapflights users on 8/12. 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.
Wed 9/2310:45 am -
Nonstop2h 17m
Mon 9/282:50 pm -
1 stop6h 27m
Deal found 8/12![Multiple Airlines logo]()
$163
One-way flights from San Diego to BoiseSearch for one-way flight options from San Diego to Boise. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
Search for one-way flight options from San Diego to Boise. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
This Southwest deal was found by Cheapflights users on 8/12. 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.
Fri 9/115:30 pm -
Nonstop2h 15m
Deal found 8/12![Southwest logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:03 pm -
1 stop15h 52m
Deal found 8/10![Frontier logo]()
$78
This Alaska Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/54:58 pm -
Nonstop2h 22m
Deal found 8/9![Alaska Airlines logo]()
$79
This Delta deal was found by Cheapflights users on 8/9. 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.
Sat 9/53:00 pm -
1 stop6h 59m
Deal found 8/9![Delta logo]()
$89
This Southwest deal was found by Cheapflights users on 8/12. 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 9/14:35 pm -
Nonstop2h 10m
Deal found 8/12![Southwest logo]()
$90
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/104:58 pm -
Nonstop2h 22m
Deal found 8/11![Alaska Airlines logo]()
$91
This United Airlines deal was found by Cheapflights users on 8/10. 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 10/103:56 pm -
1 stop4h 43m
Deal found 8/10![United Airlines logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:54 pm -
1 stop20h 03m
Deal found 8/11![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:54 pm -
1 stop19h 01m
Deal found 8/10![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/810:25 am -
1 stop27h 32m
Deal found 8/11![Frontier logo]()
$96
Find flight deals from San Diego to Boise
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Boise (BOI). 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 August 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $145 (Southwest) |
One-way from | $66 (Southwest) |
Popular in | November |
Cheapest in | February |
Average price | $317 |
Good round-trip deal | $177 or less |
Good one-way deal | $168 or less |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2026.
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
Cheapest round-trip
Quickest round-trip
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Sat 9/5
10:35 am-1:45 pm
Nonstop2h 10m
Boise Air Term. Gowen Fld
Sat 9/12
4:35 pm-7:30 pm
1 stop3h 55m
$163
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Sat 9/5
9:40 am-2:30 pm
1 stop3h 50m
Boise Air Term. Gowen Fld
Sun 9/6
6:20 am-7:35 am
Nonstop2h 15m
$167
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Tue 9/1
10:36 am-6:09 pm
1 stop6h 33m
Boise Air Term. Gowen Fld
Sat 9/5
6:49 pm-8:19 pm
Nonstop2h 30m
$197
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Wed 9/16
4:58 pm-8:20 pm
Nonstop2h 22m
Boise Air Term. Gowen Fld
Sun 9/20
7:00 am-9:50 am
1 stop3h 50m
$205
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Fri 9/18
4:45 pm-11:55 pm
1 stop6h 10m
Boise Air Term. Gowen Fld
Tue 9/22
3:30 pm-4:45 pm
Nonstop2h 15m
$205
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Wed 9/16
4:58 pm-8:20 pm
Nonstop2h 22m
Boise Air Term. Gowen Fld
Sat 9/19
6:00 am-11:49 am
1 stop6h 49m
$205
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Sat 8/29
5:01 pm-10:46 pm
1 stop4h 45m
Boise Air Term. Gowen Fld
Sat 9/5
10:58 am-3:56 pm
1 stop5h 58m
$207
Cheapest one-way
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Thu 11/5
6:32 pm-10:00 pm
Nonstop2h 28m
$89
Quickest one-way
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Thu 10/8
7:31 pm-10:51 pm
Nonstop2h 20m
$91
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Wed 11/11
4:20 pm-7:46 pm
Nonstop2h 26m
$91
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from San Diego to Boise
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 San Diego to Boise in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Diego-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Boise flights, Cheapflights users trust FlightHub the most. FlightHub 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 San Diego-Boise 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 San Diego to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from San Diego with our price prediction graph.
SAN-BOI
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 San Diego to Boise
Prices
Airlines
How far ahead should I book a flight from San Diego to Boise?
To ensure you get the cheapest price possible for a flight from San Diego to Boise, you should look to book at least 23 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 San Diego to Boise?
Currently, February is the cheapest month in which you can book a flight from San Diego to Boise (average of $197). Flying from San Diego to Boise in November is currently the most expensive (average of $357). 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 SAN to BOI?
Find hourly flight availability from San Diego to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2026.
A simple way to save on the total cost of your ticket is to fly from San Diego to Boise at noon. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the morning.
Reviews of airlines servicing Boise
Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated August 13, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta from San Diego to Boise to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from San Diego to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boise?
Book flights to Boise if you plan to visit one of these locationsOntario
Meridian
Nampa
Caldwell
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Other flights to Boise
Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 13, 2026.
Complete your trip
Complete your trip to Boise by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from San Diego to Boise, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Boise flights
Browse other San Diego and Boise flight options. Last updated on August 13, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on August 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from San Diego to Boise
Discover the top 6 airlines that operate flights from San Diego to Boise. 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 August 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$252 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$127 | Average$157 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$134 | Average$286 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$302 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$164 | Average$276 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$256 | Average$306 | FlexibilityNo cancel fee | On-time62% |