Cheap flights from Boise, ID to San Jose, CA
Flights starting at £44. Choose between Alaska Airlines, Spirit Airlines, or Allegiant Air to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to San Jose
Cheapest one-way trip | £81 |
|---|---|
Cheapest round-trip | £174 |
Nonstop flights in April | £80 – £177 |
Most popular airline | Alaska Airlines |
Search by stops
Search by price
Search by departure date
One-way trips
Updated:
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
The distance between Boise and San Jose is 842 km. The most popular airlines for this route are Alaska Airlines, Spirit Airlines, Allegiant Air, United Airlines, and Frontier Airlines. Boise and San Jose have 120 direct flights per week. When you arrive at San Jose, consider visiting Golden Gate Bridge, Big Sur, and Alcatraz.
Weekly direct flights
Discover the top airlines offering direct flights from Boise to San Jose in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Mon 15.04 - Sun 21.04
| Airline | Mon 15.04 | Tue 16.04 | Wed 17.04 | Thu 18.04 | Fri 19.04 | Sat 20.04 | Sun 21.04 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Weekly direct flights for Mon 22.04 - Sun 28.04
| Airline | Mon 22.04 | Tue 23.04 | Wed 24.04 | Thu 25.04 | Fri 26.04 | Sat 27.04 | Sun 28.04 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Weekly direct flights for Mon 29.04 - Sun 05.05
| Airline | Mon 29.04 | Tue 30.04 | Wed 01.05 | Thu 02.05 | Fri 03.05 | Sat 04.05 | Sun 05.05 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Weekly direct flights for Mon 06.05 - Sun 12.05
| Airline | Mon 06.05 | Tue 07.05 | Wed 08.05 | Thu 09.05 | Fri 10.05 | Sat 11.05 | Sun 12.05 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Check-in for a flight from Boise to San Jose
| Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
|---|---|---|---|---|
| Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
| Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
| Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
| United Airlines | UAL | UA | Yes | No |
| Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in San Jose
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 15°C | 6°C |
| February | 16°C | 6°C |
| March | 17°C | 7°C |
| April | 20°C | 8°C |
| May | 22°C | 10°C |
| June | 26°C | 13°C |
| July | 29°C | 15°C |
| August | 29°C | 15°C |
| September | 28°C | 15°C |
| October | 24°C | 13°C |
| November | 18°C | 9°C |
| December | 14°C | 7°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Boise
- Flights from Boise to London
- Flights from Boise to Los Angeles
- Flights from Boise to Kansas City
- Flights from Boise to Tallinn
- Flights from Boise to Phoenix
- Flights from Boise to San Francisco
- Flights from Boise to Kathmandu
- Flights from Boise to Louisville
- Flights from Boise to San Diego
- Flights from Boise to Amman
- Flights from Boise to Las Vegas
- Flights from Boise to Austin
- Flights from Boise to Ho Chi Minh City
- Flights from Boise to Chicago
- Flights from Boise to Sacramento
- Flights from Boise to Fayetteville
- Flights from Boise to Minneapolis
- Flights from Boise to Oakland
- Flights from Boise to Seattle
- Flights from Boise to Split
Flights to San Jose
- Flights from London to San Jose
- Flights from Las Vegas to San Jose
- Flights from Denver to San Jose
- Flights from Seattle to San Jose
- Flights from Chicago to San Jose
- Flights from Phoenix to San Jose
- Flights from Atlanta to San Jose
- Flights from St. Louis to San Jose
- Flights from Charlotte to San Jose
- Flights from Sydney to San Jose
- Flights from Dallas to San Jose
- Flights from Austin to San Jose
- Flights from Edmonton to San Jose
- Flights from Boston to San Jose
- Flights from Anchorage to San Jose
- Flights from Little Rock to San Jose
- Flights from Cincinnati to San Jose
- Flights from Burbank to San Jose
- Flights from New York to San Jose
- Flights from Tokyo to San Jose
Popular routes
- Flights from London to Dubai
- Flights from Bucharest to Malindi
- Flights from Reno to Albuquerque
- Flights from Spokane to Stockholm
- Flights from Amsterdam to Dar es Salaam
- Flights from Kisumu to São Paulo
- Flights from Panama to Colombo
- Flights from Indore to Milan
- Flights from Miami to Santiago de los Caballeros
- Flights from London to Istanbul
- Flights from Málaga to Abuja
- Flights from Tunis to Addis Ababa
