Cheap flights from San Diego to Boise

Flights overview

Useful information for finding cheap flights from San Diego to Boise and booking your next trip
Cheapest round-trip flights $110
Frontier 1 stop 23 hr Thu, Jan 8 — Mon, Jan 12
The cheapest round-trip flight from San Diego to Boise is currently $110
Cheapest one-way flight $61
Frontier 1 stop 29 hr Wed, Feb 11
The cheapest one-way flight from San Diego to Boise is currently $61
Cheapest nonstop flights $164
Alaska Nonstop 3 hr Sat, Dec 6 — Mon, Dec 8
The cheapest nonstop round-trip flight from San Diego to Boise is currently $164
Last-minute weekend getaway $247
Frontier 1 stop 29 hr Thu, Nov 20 — Mon, Nov 24
The cheapest last-minute weekend getaway from San Diego to Boise is currently $247
Cheapest business class flights $394
Alaska Nonstop 3 hr Sat, Jan 24 — Mon, Jan 26
The cheapest business class round-trip flight from San Diego to Boise is currently $394
Fastest flight 2 hr 10 min The fastest nonstop flight from San Diego to Boise takes 2 hr 10 min
Nonstop flights Every day There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from San Diego to Boise is typically February. The most expensive month to fly is typically July.
February
Cheapest
Typical prices: $135–310
July
Most expensive
Typical prices: $195–360

Popular airlines from San Diego to Boise

  • Alaska
    Nonstop
    from $158
    Typical price: $185–415
    14 weekly nonstop flights
    SAN - BOI Every day
    372 weekly connecting flights
    SAN - BOI Every day
  • Southwest
    Nonstop
    from $164
    Typical price: $195–415
    7 weekly nonstop flights
    SAN - BOI Every day
    438 weekly connecting flights
    SAN - BOI Every day
  • United
    from $184
    Typical price: $195–480
    199 weekly connecting flights
    SAN - BOI Every day
  • Delta
    from $184
    Typical price: $185–490
    198 weekly connecting flights
    SAN - BOI Every day
  • American
    from $184
    Typical price: $275–590
    54 weekly connecting flights
    SAN - BOI Every day
  • Frontier
    from $110
    Typical price: $200–440
    11 weekly connecting flights
    SAN - BOI Every Wed, Thu, Fri, Sat

Popular airports near San Diego

  • San Diego International Airport (SAN)
    San Diego United States 10 min 2 mi
  • Tijuana International Airport (TIJ)
    Tijuana Mexico 37 min 16 mi
  • Los Angeles International Airport (LAX)
    Los Angeles United States 2 hr 2 min 111 mi
  • John Wayne Airport (SNA)
    Santa Ana United States 1 hr 22 min 78 mi

Popular airports near Boise

  • Boise Airport (BOI)
    Boise United States 16 min 3 mi
  • Friedman Memorial Airport (SUN) (SUN)
    Sun Valley United States 2 hr 18 min 96 mi
  • Magic Valley Regional Airport (TWF)
    Twin Falls United States 2 hr 9 min 116 mi
  • Idaho Falls Regional Airport (IDA)
    Idaho Falls United States 3 hr 59 min 206 mi

Frequently asked questions about flying from San Diego to Boise

When are the cheapest days to fly from San Diego to Boise?
The cheapest flights from San Diego to Boise are usually in February. Typical ticket prices in February range from $135 to $310.
Which airlines provide the cheapest flights from San Diego to Boise?
The cheapest round-trip flight from San Diego to Boise recently found on Google Flights was with Frontier from $110. The cheapest one-way flight was with Frontier from $61.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Alaska flight from San Diego to Boise is $158, flying from Feb 7 to Feb 8.
  • The cheapest Southwest flight from San Diego to Boise is $164, flying from Dec 13 to Dec 15.
  • The cheapest United flight from San Diego to Boise is $184, flying from Jan 10 to Jan 12.
  • The cheapest Delta flight from San Diego to Boise is $184, flying from Dec 6 to Dec 8.
  • The cheapest American flight from San Diego to Boise is $184, flying from Jan 24 to Jan 26.
  • The cheapest Frontier flight from San Diego to Boise is $110, flying from Jan 29 to Feb 2.
What are the cheapest flights from San Diego to Boise?
The cheapest round-trip flight from San Diego to Boise starts at $110 from Thu, Jan 8 to Mon, Jan 12. The cheapest one-way flight starts at $61 and departs on Wed, Feb 11.
How long does it take to fly from San Diego to Boise?
2 hr 10 min is the shortest flight time from San Diego to Boise.
When should you fly to Boise, United States?
The most popular time to visit Boise is summer (Jun–Aug), when days are typically hot and dry. Temperatures can drop below freezing in winter (Nov–Feb). Big-name acts and local bands perform at the Boise Music Festival (Jun).
How do I find cheap dates to fly from San Diego to Boise?
It's easy to use Google Flights to find the cheapest days to fly from San Diego to Boise.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What is the best airline to fly from San Diego to Boise?
What counts as the best airline for your flights from San Diego to Boise really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Diego to Boise.

In terms of nonstop flights, Alaska is the most popular. Alaska offers 14 nonstop flights and 372 connecting flights per week. Alaska flies from San Diego International Airport (SAN) to Boise Airport (BOI) .

In terms of flights, Southwest is the most popular. Southwest offers 7 nonstop flights and 438 connecting flights per week. Southwest flies from San Diego International Airport (SAN) to Boise Airport (BOI) .

Other popular airlines flying from San Diego to Boise are:
  • United offers 199 connecting flights per week. United flies from San Diego International Airport (SAN) to Boise Airport (BOI) .
  • Delta offers 198 connecting flights per week. Delta flies from San Diego International Airport (SAN) to Boise Airport (BOI) .
  • American offers 54 connecting flights per week. American flies from San Diego International Airport (SAN) to Boise Airport (BOI) .
  • Frontier offers 11 connecting flights per week. Frontier flies from San Diego International Airport (SAN) to Boise Airport (BOI) .
The number of connecting flights refers to distinct flights with at least one stop between San Diego and Boise.
Which airlines provide the cheapest flights from San Diego to Boise?
The cheapest round-trip flight from San Diego to Boise recently found on Google Flights was with Frontier from $110. The cheapest one-way flight was with Frontier from $61.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Alaska flight from San Diego to Boise is $158, flying from Feb 7 to Feb 8.
  • The cheapest Southwest flight from San Diego to Boise is $164, flying from Dec 13 to Dec 15.
  • The cheapest United flight from San Diego to Boise is $184, flying from Jan 10 to Jan 12.
  • The cheapest Delta flight from San Diego to Boise is $184, flying from Dec 6 to Dec 8.
  • The cheapest American flight from San Diego to Boise is $184, flying from Jan 24 to Jan 26.
  • The cheapest Frontier flight from San Diego to Boise is $110, flying from Jan 29 to Feb 2.
Which airlines have direct flights from San Diego to Boise?
Alaska and Southwest fly direct from San Diego to Boise.
  • There are 14 Alaska direct flights from San Diego to Boise per week. Flights are available every day.
  • There are 7 Southwest direct flights from San Diego to Boise per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
Which airline provides the cheapest last-minute getaway flight from San Diego to Boise?
The cheapest last-minute deal between San Diego and Boise at price $247 is offered by Frontier from Thu, Nov 20 to Mon, Nov 24.
Which airlines have direct flights from San Diego to Boise?
Alaska and Southwest fly direct from San Diego to Boise.
  • There are 14 Alaska direct flights from San Diego to Boise per week. Flights are available every day.
  • There are 7 Southwest direct flights from San Diego to Boise per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
When are direct flights from San Diego to Boise available?
There are direct flights from San Diego to Boise on a daily basis.
What are the cheapest direct flights from San Diego to Boise?
The cheapest direct (nonstop) round-trip flights between San Diego and Boise start at $164 from Sat, Dec 6 to Mon, Dec 8 with Alaska.
How can I find nonstop flights from San Diego to Boise?
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Diego to Boise, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
What are the cheapest business class flights from San Diego to Boise?
The cheapest business class round-trip flights between San Diego and Boise start at $394 from Sat, Jan 24 to Mon, Jan 26 with Alaska.
What are the cheapest economy class flights from San Diego to Boise?
The cheapest economy class round-trip flights between San Diego and Boise start at $110 from Thu, Jan 8 to Mon, Jan 12.
How can I book business class trips from San Diego to Boise?
To book business class trips from San Diego to Boise, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
Are there any last-minute deals from San Diego to Boise next weekend?
The best last-minute getaway deal for the next weekend between San Diego and Boise starts at $247 from Thu, Nov 20 to Mon, Nov 24 with Frontier.
Which airline provides the cheapest last-minute getaway flight from San Diego to Boise?
The cheapest last-minute deal between San Diego and Boise at price $247 is offered by Frontier from Thu, Nov 20 to Mon, Nov 24.
How can I find last-minute flight deals from San Diego to Boise?
To find last-minute flight deals from San Diego to Boise, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

Search more flights

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