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Flights from Boise to San Diego

Hi, I've summed up all the key info for Boise to San Diego flights

Cheapest one-way

US$ 56
Alaska Airlines Sat, Sep 26

76% below next 30d avg. (US$231)

Cheapest round-trip

US$ 108
Alaska Airlines Thu, Oct 29

59% below next 30d avg. (US$266)

When to fly

November Cheapest month
July Peak month

Fastest flight

2h 21m 28m faster than avg. (2h 49m)

Recommended airlines

With a lowest one-way fare of US$56 , travelers can expect an average price of US$231 for upcoming trips, while round-trip tickets start at US$108 . Flights typically take around 2h 49m , but the fastest nonstop option completes the journey in just 2h 21m minutes. There are 26 flights weekly on this route. You can land at any one of the following hubs in San Diego: McClellan-Palomar Airport (CLD) , Marine Corps Air Station Miramar (NKX) , and San Diego International Airport (SAN) . Flying from Boise Airport to San Diego International Airport (BOI-SAN) is by far the most common option on this route. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 3d ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from Boise to San Diego over the next 90 days, with one-way fares from US$56 and round-trip from US$108. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        BOI 07:20
        2h 21m
        Nonstop
        SAN 08:41
        Boise - San Diego | Thu, Oct 29 | Alaska Airlines
        SAN 19:31
        2h 20m
        Nonstop
        BOI 22:51
        San Diego - Boise | Sat, Oct 31 | Alaska Airlines
        US$108 US$185
        42% off
        42% off
        US$185 US$108
      • BOI 18:49
        2h 30m
        Nonstop
        SAN 20:19
        Boise - San Diego | Sun, Oct 4 | Alaska Airlines
        SAN 19:31
        2h 20m
        Nonstop
        BOI 22:51
        San Diego - Boise | Wed, Oct 7 | Alaska Airlines
        US$127 US$185
        31% off
        31% off
        US$185 US$127
      • BOI 07:25
        2h 15m
        Nonstop
        SAN 08:40
        Boise - San Diego | Sun, Oct 4 | Hahn Air
        SAN 20:25
        2h 15m
        Nonstop
        BOI 23:40
        San Diego - Boise | Wed, Oct 7 |
        US$145 US$185
        22% off
        22% off
        US$185 US$145
      • BOI 16:00
        4h 14m
        1 stop
        SAN 19:14
        Boise - San Diego | Thu, Oct 29 | Delta Air Lines
        SAN 19:31
        2h 20m
        Nonstop
        BOI 22:51
        San Diego - Boise | Sat, Oct 31 | Alaska Airlines
        US$118
        36% off
        US$185 US$118
      • BOI 07:00
        4h 12m
        1 stop
        SAN 10:12
        Boise - San Diego | Fri, Oct 30 | Delta Air Lines
        SAN 06:15
        5h 1m
        1 stop
        BOI 12:16
        San Diego - Boise | Tue, Nov 3 | Delta Air Lines
        US$146
        21% off
        US$185 US$146
      • BOI 07:20
        2h 21m
        Nonstop
        SAN 08:41
        Boise - San Diego | Fri, Oct 30 | Alaska Airlines
        SAN 08:02
        6h 25m
        1 stop
        BOI 15:27
        San Diego - Boise | Tue, Nov 3 | Alaska Airlines
        US$159
        14% off
        US$185 US$159
      • BOI 11:03
        5h 53m
        1 stop
        SAN 15:56
        Boise - San Diego | Sat, Oct 3 | Delta Air Lines
        SAN 10:29
        2h 18m
        Nonstop
        BOI 13:47
        San Diego - Boise | Thu, Oct 8 | Alaska Airlines
        US$159
        14% off
        US$185 US$159
      • BOI 14:02
        5h 15m
        1 stop
        SAN 18:17
        Boise - San Diego | Thu, Oct 29 | American Airlines
        SAN 06:15
        6h 7m
        1 stop
        BOI 13:22
        San Diego - Boise | Sat, Oct 31 | American Airlines
        US$159
        14% off
        US$185 US$159
      • BOI 17:20
        6h 8m
        1 stop
        SAN 22:28
        Boise - San Diego | Mon, Oct 5 | Delta Air Lines
        SAN 15:00
        7h 4m
        1 stop
        BOI 23:04
        San Diego - Boise | Sat, Oct 10 | Delta Air Lines
        US$167
        10% off
        US$185 US$167
      • BOI 12:00
        7h 37m
        1 stop
        SAN 18:37
        Boise - San Diego | Thu, Oct 29 | United Airlines
        SAN 19:31
        2h 20m
        Nonstop
        BOI 22:51
        San Diego - Boise | Sat, Oct 31 | Alaska Airlines
        US$172
        7% off
        US$185 US$172
      • BOI 13:00
        17h 25m
        1 stop
        SAN 14:00
        Boise - San Diego | Mon, Sep 14 | Normal Airline
        SAN 15:00
        6h
        Nonstop
        BOI 16:00
        San Diego - Boise | Wed, Sep 16 | Normal Airline
        More cheap flights
        More cheap flights
      • Cheapest nonstop
        BOI 07:20
        2h 21m
        Nonstop
        SAN 08:41
        Boise - San Diego | Sat, Sep 26 | Alaska Airlines
        US$56 US$107
        48% off
        48% off
        US$107 US$56
      • BOI 07:20
        2h 21m
        Nonstop
        SAN 08:41
        Boise - San Diego | Wed, Sep 23 | Alaska Airlines
        US$78 US$107
        27% off
        27% off
        US$107 US$78
      • BOI 19:37
        2h 21m
        Nonstop
        SAN 20:58
        Boise - San Diego | Fri, Oct 30 | Alaska Airlines
        US$99 US$107
        7% off
        7% off
        US$107 US$99
      • BOI 07:03
        4h 14m
        1 stop
        SAN 10:17
        Boise - San Diego | Tue, Oct 6 | Delta Air Lines
        US$60
        44% off
        US$107 US$60
      • BOI 11:03
        5h 53m
        1 stop
        SAN 15:56
        Boise - San Diego | Sat, Sep 26 | Delta Air Lines
        US$62
        42% off
        US$107 US$62
      • BOI 16:00
        4h 13m
        1 stop
        SAN 19:13
        Boise - San Diego | Mon, Oct 5 | Delta Air Lines
        US$71
        34% off
        US$107 US$71
      • BOI 16:00
        4h 14m
        1 stop
        SAN 19:14
        Boise - San Diego | Sat, Oct 17 | Delta Air Lines
        US$71
        34% off
        US$107 US$71
      • BOI 13:00
        17h 25m
        1 stop
        SAN 14:00
        Boise - San Diego | Mon, Sep 14 | Normal Airline
        More cheap flights
        More cheap flights

Flight.News
Flights from Boise to San Diego operate an average of 6 times per day over the past 7 days, with a 55.3% on-time departure rate and a 65.8% on-time arrival rate.

Which airlines are the most popular for Boise to San Diego flights?

You can pick from 1 carriers that fly from Boise to San Diego including Alaska Airlines, , , with Alaska Airlines serving cheapest direct ticket on this route.
Alaska Airlines logo Alaska Airlines
Airlines are determined based on actual purchased flight tickets from Boise to San Diego according to previous 12 months data from Trip.com.

Boise to San Diego Flight Information

The distance between Boise and San Diego is about 1,207.27 km. The average flying time from Boise to San Diego is around 2 hours 49 minutes. Based on Trip.com's latest data, travel demand is highest in July. The off-season for travel is November.

Cheapest one-way flight price US$56
Cheapest return ticket price US$108
Cheapest month November
Peak season for travel July
Flight distance 1,207.27 km
Average flight time 2 hours 49 minutes
Popular airline Alaska Airlines
Frequency ～19/week
Flight statistics for the Boise–San Diego route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Boise to San Diego (BOI-SAN)?

    Based on Trip.com data, Alaska Airlines offers one-way fares as low as US$56 on Cheapest nonstop routes (e.g. BOI to SAN on Sat, Sep 26), while Alaska Airlines offers Cheapest nonstop round-trips from US$108 departing on Thu, Oct 29 and returning on Sat, Oct 31.
  • At the moment, you can catch a nonstop flight from Boise to San Diego with the following airlines, including: Alaska Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 49 minutes to fly from Boise to San Diego.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Boise to San Diego is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 26 flight per week flying from Boise to San Diego. You can check the weekly schedule for popular airlines on this route below: Alaska Airlines: S/M/T/W/T/F/S -- AS166 (07:15)
  • To find best deals on flights from Boise to San Diego, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Sep 26, with one-way flights priced at just US$56.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for San Diego travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Boise to San Diego is November, when demand for travel is lower.
  • You can land at any one of the following hubs in San Diego: McClellan-Palomar Airport (CLD), Marine Corps Air Station Miramar (NKX), and San Diego International Airport (SAN). Flying from Boise Airport to San Diego International Airport (BOI-SAN) is by far the most common option on this route.
  • The time difference between San Diego and Boise is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Boise to San Diego is US$231. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Boise to San Diego is US$266. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Boise and San Diego, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

Trip.com Airline Insights on Flights from Boise to San Diego

Which airline offers the cheapest direct flights from Boise to San Diego?

Data is based on the average price of all nonstop flights from Boise to San Diego on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Hawaiian Airlines provides the lowest-priced direct flights from Boise to San Diego, with fares starting at US$112.

US$83
US$112
US$142
US$171
US$200
Hawaiian Airlines
US$112
Hawaiian Airlines
United Airlines
US$125
United Airlines
Alaska Airlines
US$200
Alaska Airlines

Which airline operates the most flights from Boise to San Diego?

Total flights from Boise to San Diego across all airlines. (Based on Trip.com data from the past month)

Based on Trip.com’s data from the past month, Alaska Airlines operates the most frequent flights from Boise to San Diego, with 16 flights per week.

0
4
10
16
Alaska Airlines
16
Alaska Airlines
Japan Airlines
8
Japan Airlines
United Airlines
4
United Airlines

How many flights fly from Boise to San Diego daily?

The data is based on the flight numbers for each day of the week from Boise to San Diego within the Trip.com database over the past month.

Based on the past month's historical data from Trip.com, the number of flights from Boise to San Diego is the highest on Saturday and the lowest on Monday.

30
25
19
14
Highest
19
Mon
21
Tue
24
Wed
24
Thu
29
Fri
30
Sat
25
Sun

Explore More Popular Flights

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.