$90+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BOI
Jun 9 — Jun 161
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
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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 23 days in advance, depart on a Saturday or Wednesday and return on a Tuesday
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 May 10, 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 May 10, 2026.
This Southwest deal was found by Cheapflights users on 5/8. 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.
Tue 8/48:45 am
SAN
- BOI
Nonstop2h 15m
Southwest
Tue 8/116:25 am
BOI
- SAN
Nonstop2h 15m
Southwest
Deal found 5/8![Southwest logo]()
$197
This Expedia deal was found by Cheapflights users on 5/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:06 pm
SAN
- BOI
Nonstop2h 19m
Multiple Airlines
Tue 8/111:25 pm
BOI
- SAN
1 stop20h 40m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$199
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Tue 6/29:26 am
SAN
- BOI
1 stop6h 18m
United Airlines
Mon 6/155:46 pm
BOI
- SAN
1 stop5h 39m
United Airlines
Deal found 5/6![United Airlines logo]()
$201
This Southwest deal was found by Cheapflights users on 5/7. 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.
Wed 6/2410:15 am
SAN
- BOI
Nonstop2h 10m
Southwest
Sat 7/410:25 am
BOI
- SAN
1 stop3h 45m
Southwest
Deal found 5/7![Southwest logo]()
$203
This Southwest deal was found by Cheapflights users on 5/8. 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.
Wed 7/296:30 am
SAN
- BOI
1 stop6h 55m
Southwest
Wed 8/53:30 pm
BOI
- SAN
Nonstop2h 15m
Southwest
Deal found 5/8![Southwest logo]()
$207
This United Airlines deal was found by Cheapflights users on 5/5. 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 7/2511:01 am
SAN
- BOI
1 stop4h 43m
United Airlines
Tue 7/287:05 pm
BOI
- SAN
1 stop6h 26m
United Airlines
Deal found 5/5![United Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:30 am
SAN
- BOI
1 stop6h 04m
United Airlines
Wed 7/87:05 pm
BOI
- SAN
1 stop6h 26m
United Airlines
Deal found 5/8![United Airlines logo]()
$211
This United Airlines deal was found by Cheapflights users on 5/7. 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 7/1111:01 am
SAN
- BOI
1 stop4h 43m
United Airlines
Fri 7/177:05 pm
BOI
- SAN
1 stop4h 44m
United Airlines
Deal found 5/7![United Airlines logo]()
$216
This Delta deal was found by Cheapflights users on 5/9. 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.
Thu 7/234:11 pm
SAN
- BOI
1 stop5h 17m
Delta
Sat 7/255:15 pm
BOI
- SAN
1 stop6h 00m
Delta
Deal found 5/9![Delta logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:58 pm
SAN
- BOI
Nonstop2h 22m
Alaska Airlines
Wed 9/97:19 am
BOI
- SAN
Nonstop2h 21m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$218
This Mytrip deal was found by Cheapflights users on 5/7. 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.
Wed 8/1210:04 am
SAN
- BOI
1 stop25h 25m
Frontier
Sun 8/161:25 pm
BOI
- SAN
1 stop20h 40m
Frontier
Deal found 5/7![Frontier logo]()
$219
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 May 10, 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 May 10, 2026.
This Southwest deal was found by Cheapflights users on 5/5. 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.
Wed 7/1510:15 am
SAN
- BOI
Nonstop2h 10m
Southwest
Wed 7/224:20 pm
BOI
- SAN
1 stop6h 20m
Southwest
Deal found 5/5![Southwest logo]()
$207
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:30 am
SAN
- BOI
1 stop6h 04m
United Airlines
Wed 7/87:05 pm
BOI
- SAN
1 stop6h 26m
United Airlines
Deal found 5/8![United Airlines logo]()
$211
This Delta deal was found by Cheapflights users on 5/10. 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 9/59:45 am
SAN
- BOI
1 stop3h 49m
Delta
Wed 9/93:30 pm
BOI
- SAN
1 stop4h 24m
Delta
Deal found 5/10![Delta logo]()
$238
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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.
Wed 6/35:44 pm
SAN
- BOI
1 stop4h 27m
Alaska Airlines
Sat 6/610:00 am
BOI
- SAN
1 stop6h 25m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 5/8. 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.
Mon 7/61:50 pm
SAN
- BOI
2 stops6h 20m
Southwest
Thu 7/99:50 pm
BOI
- SAN
Nonstop2h 10m
Southwest
Deal found 5/8![Southwest logo]()
$212
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Thu 7/2311:01 am
SAN
- BOI
1 stop4h 43m
United Airlines
Mon 7/277:05 pm
BOI
- SAN
1 stop6h 26m
United Airlines
Deal found 5/5![United Airlines logo]()
$259
This Southwest deal was found by Cheapflights users on 5/6. 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.
Thu 5/2812:25 pm
SAN
- BOI
Nonstop2h 15m
Southwest
Sat 5/303:25 pm
BOI
- SAN
1 stop3h 35m
Southwest
Deal found 5/6![Southwest logo]()
$243
This Southwest deal was found by Cheapflights users on 5/7. 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.
Wed 7/2210:15 am
SAN
- BOI
Nonstop2h 10m
Southwest
Tue 7/284:05 pm
BOI
- SAN
1 stop7h 50m
Southwest
Deal found 5/7![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 5/8. 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.
Wed 6/1010:15 am
SAN
- BOI
Nonstop2h 10m
Southwest
Tue 6/164:05 pm
BOI
- SAN
1 stop6h 50m
Southwest
Deal found 5/8![Southwest logo]()
$272
This Southwest deal was found by Cheapflights users on 5/5. 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.
Wed 6/1010:15 am
SAN
- BOI
Nonstop2h 10m
Southwest
Sat 6/136:40 am
BOI
- SAN
Nonstop2h 10m
Southwest
Deal found 5/5![Southwest logo]()
$277
This Southwest deal was found by Cheapflights users on 5/6. 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.
Thu 6/259:05 pm
SAN
- BOI
Nonstop2h 15m
Southwest
Mon 6/297:35 am
BOI
- SAN
Nonstop2h 15m
Southwest
Deal found 5/6![Southwest logo]()
$277
This Southwest deal was found by Cheapflights users on 5/7. 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 8/256:45 am
SAN
- BOI
1 stop7h 05m
Southwest
Sun 8/305:40 pm
BOI
- SAN
2 stops5h 50m
Southwest
Deal found 5/7![Southwest logo]()
$282
Last-minute flights from San Diego to BoiseDiscover last-minute flight deals from San Diego to Boise. Data last updated May 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Boise. Data last updated May 10, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 5/5. 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 5/239:37 am
SAN
- BOI
1 stop25h 53m
Frontier
Tue 5/261:25 pm
BOI
- SAN
1 stop20h 17m
Frontier
Deal found 5/5![Frontier logo]()
$236
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Mon 6/111:01 am
SAN
- BOI
1 stop4h 43m
United Airlines
Mon 6/87:05 pm
BOI
- SAN
1 stop6h 25m
United Airlines
Deal found 5/4![United Airlines logo]()
$218
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Mon 6/16:27 pm
SAN
- BOI
1 stop4h 28m
United Airlines
Mon 6/157:05 pm
BOI
- SAN
1 stop4h 44m
United Airlines
Deal found 5/5![United Airlines logo]()
$238
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Tue 6/29:26 am
SAN
- BOI
1 stop6h 18m
United Airlines
Mon 6/155:46 pm
BOI
- SAN
1 stop5h 39m
United Airlines
Deal found 5/6![United Airlines logo]()
$201
This Southwest deal was found by Cheapflights users on 5/5. 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 6/21:20 pm
SAN
- BOI
Nonstop2h 20m
Southwest
Thu 6/49:50 pm
BOI
- SAN
Nonstop2h 10m
Southwest
Deal found 5/5![Southwest logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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 6/35:45 pm
SAN
- BOI
1 stop3h 58m
Alaska Airlines
Sat 6/68:26 am
BOI
- SAN
Nonstop2h 22m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 5/8. 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.
Thu 6/47:20 am
SAN
- BOI
Nonstop2h 10m
Southwest
Thu 6/49:50 pm
BOI
- SAN
Nonstop2h 10m
Southwest
Deal found 5/8![Southwest logo]()
$237
This Southwest deal was found by Cheapflights users on 5/7. 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.
Wed 6/2410:15 am
SAN
- BOI
Nonstop2h 10m
Southwest
Sat 7/46:25 am
BOI
- SAN
Nonstop2h 10m
Southwest
Deal found 5/7![Southwest logo]()
$197
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 May 10, 2026.
Search for one-way flight options from San Diego to Boise. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
This United Airlines deal was found by Cheapflights users on 5/6. 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 5/304:09 pm
SAN
- BOI
1 stop6h 46m
United Airlines
Deal found 5/6![United Airlines logo]()
$90
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Wed 6/39:26 am
SAN
- BOI
1 stop6h 18m
United Airlines
Deal found 5/7![United Airlines logo]()
$95
This Southwest deal was found by Cheapflights users on 5/8. 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.
Wed 6/1710:15 am
SAN
- BOI
Nonstop2h 10m
Southwest
Deal found 5/8![Southwest logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Mon 6/16:25 am
SAN
- BOI
1 stop29h 05m
Frontier
Deal found 5/6![Frontier logo]()
$103
This Southwest deal was found by Cheapflights users on 5/5. 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 6/211:30 am
SAN
- BOI
1 stop3h 55m
Southwest
Deal found 5/5![Southwest logo]()
$104
This Delta deal was found by Cheapflights users on 5/6. 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 6/97:00 am
SAN
- BOI
1 stop7h 12m
Delta
Deal found 5/6![Delta logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 5/279:37 am
SAN
- BOI
1 stop25h 53m
Frontier
Deal found 5/6![Frontier logo]()
$112
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:01 pm
SAN
- BOI
1 stop3h 43m
Delta
Deal found 5/8![Delta logo]()
$114
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 11/21:28 pm
SAN
- BOI
1 stop6h 47m
United Airlines
Deal found 5/6![United Airlines logo]()
$117
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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.
Thu 6/47:12 pm
SAN
- BOI
Nonstop2h 25m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$119
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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.
Sat 10/3110:29 am
SAN
- BOI
Nonstop2h 18m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$120
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 May 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $197 (Southwest) |
One-way from | $90 (United Airlines) |
Popular in | November |
Cheapest in | February |
Average price | $283 |
Good round-trip deal | $277 or less |
Good one-way deal | $158 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 May 10, 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
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Wed 7/15
10:15 am-1:25 pm
Nonstop2h 10m
Boise Air Term. Gowen Fld
Wed 7/22
4:20 pm-9:40 pm
1 stop6h 20m
$207
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Sat 7/4
6:30 am-1:34 pm
1 stop6h 04m
Boise Air Term. Gowen Fld
Wed 7/8
7:05 pm-12:31 am
1 stop6h 26m
$211
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Mon 7/6
1:50 pm-9:10 pm
2 stops6h 20m
Boise Air Term. Gowen Fld
Thu 7/9
9:50 pm-11:00 pm
Nonstop2h 10m
$212
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Sat 9/5
9:45 am-2:34 pm
1 stop3h 49m
Boise Air Term. Gowen Fld
Wed 9/9
3:30 pm-6:54 pm
1 stop4h 24m
$238
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Thu 5/28
12:25 pm-3:40 pm
Nonstop2h 15m
Boise Air Term. Gowen Fld
Sat 5/30
3:25 pm-6:00 pm
1 stop3h 35m
$243
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Wed 7/22
10:15 am-1:25 pm
Nonstop2h 10m
Boise Air Term. Gowen Fld
Tue 7/28
4:05 pm-10:55 pm
1 stop7h 50m
$247
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Wed 6/3
5:44 pm-11:11 pm
1 stop4h 27m
Boise Air Term. Gowen Fld
Sat 6/6
10:00 am-3:25 pm
1 stop6h 25m
$257
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Thu 7/23
11:01 am-4:44 pm
1 stop4h 43m
Boise Air Term. Gowen Fld
Mon 7/27
7:05 pm-12:31 am
1 stop6h 26m
$259
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Wed 6/10
10:15 am-1:25 pm
Nonstop2h 10m
Boise Air Term. Gowen Fld
Tue 6/16
4:05 pm-9:55 pm
1 stop6h 50m
$272
Quickest round-trip
San DiegoBoise
SAN - BOI
SANBOI
San Diego
Wed 6/10
10:15 am-1:25 pm
Nonstop2h 10m
Boise Air Term. Gowen Fld
Sat 6/13
6:40 am-7:50 am
Nonstop2h 10m
$277
Showing 1-10 of 22 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 May.
| 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
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 22 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 $191). 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 May 10, 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 27% 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 May 10, 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
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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
McCall
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San Diego and Boise flights
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Top 5 airlines flying from San Diego to Boise
Discover the top 5 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 May 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$106 | Average$271 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$108 | Average$246 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$155 | Average$257 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$157 | Average$277 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$157 | Average$299 | FlexibilityNo cancel fee | On-time75% |