Cheap flights from Idaho (ID) to San Diego (SAN)

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How to find the cheapest flight from
Idaho to San Diego (SAN)

How far in advance should I book a flight from Idaho to San Diego?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 17 days in advance, which can save you up to 27% on flights from Idaho to San Diego compared to booking the week you need them. Waiting 17 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $73. For sooner than that we have options available in the next 3 days from $98.

What is the cheapest month to fly from Idaho to San Diego?

The best pricing can be found in the month of July. Prices to San Diego from Idaho average $80. You can even find prices in July for less than $80, as users have found deals to San Diego from as low as $44. The month of December appears to be one of the more expensive times to travel to San Diego from Idaho. Flying in the targeted month can save you up to 33%.

Cheap flights from Idaho to San Diego in March, April 2021

22 Apr - 29 Apr
$93pp
GEG
Spokane
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
GEG
Spokane
22 Apr - 29 Apr
$105pp
GEG
Spokane
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
GEG
Spokane
10 Apr - 17 Apr
$114pp
BOI
Boise Air Term. Gowen Fld
Alaska Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
BOI
Boise Air Term. Gowen Fld

Idaho to San Diego 2021 flight deals

22 Apr - 29 Apr
$93pp
GEG
Spokane
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
GEG
Spokane
22 Apr - 29 Apr
$105pp
GEG
Spokane
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
GEG
Spokane
10 Apr - 17 Apr
$114pp
BOI
Boise Air Term. Gowen Fld
Alaska Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
BOI
Boise Air Term. Gowen Fld

Non-stop flights to San Diego from Idaho

10 Apr - 17 Apr
$114pp
BOI
Boise Air Term. Gowen Fld
Alaska Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
BOI
Boise Air Term. Gowen Fld
6 Apr - 13 Apr
$137pp
BOI
Boise Air Term. Gowen Fld
Alaska Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
BOI
Boise Air Term. Gowen Fld
1 Apr - 7 Apr
$157pp
BOI
Boise Air Term. Gowen Fld
Alaska Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
BOI
Boise Air Term. Gowen Fld

Last minute flights from Idaho to San Diego

12 Mar - 14 Mar
$220pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld
11 Mar - 20 Apr
$230pp
GEG
Spokane
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
GEG
Spokane
14 Mar - 18 Mar
$231pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld

One-way flights to San Diego from Idaho

9:40 am - 3:09 pm
Frontier
2 Stops
29h 29m
GEG - SAN
Frontier
$71
Gotogate
4:15 am - 7:00 am
Alaska Airlines
Nonstop
2h 45m
GEG - SAN
Alaska Airlines
$105
Alaska Airlines
2:30 pm - 3:30 am
United Airlines
2 Stops
14h 00m
BOI - SAN
United Airlines
$111
United

Related info for your journey

Flight FAQs

From Idaho to San Diego

Are flight prices decreasing from Idaho to San Diego due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Idaho and San Diego for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Idaho to San Diego to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines and Delta are some airlines that have done so. Some of the new policies that have been implemented to accommodate travelers flying from Idaho to San Diego are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Idaho to San Diego have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Alaska Airlines, Delta, and United Airlines flying from Idaho to San Diego have implemented new flexible cancellation policies.

Can I find flights from Idaho to San Diego for under $100 on Cheapflights?

Yes, there are multiple flights from Idaho to San Diego for under $100. The cheapest flight booked recently is on Frontier for just $93, but on average you can expect to pay $138.

Are there nonstop flights from Idaho to San Diego for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Idaho to San Diego under $200. A good price for a nonstop flight from Idaho to San Diego is less than $213.

Are there last-minute flights available from Idaho to San Diego for under $300?

There are currently 20+ open flights from Idaho to San Diego within the next 7 days for less than $300.

What days are nonstop flights available from Idaho to San Diego?

Nonstop flights can be found on the following days: Saturday.

How popular is this flight route?

Within the past month, 68 users have taken a look at flights from Idaho to San Diego.

What are the most popular airlines that fly from Idaho to San Diego?

The most popular airlines flying from Idaho to San Diego are Major Airline, American Airlines and Alaska Airlines. Something to consider prior to booking your flight.

What are the most popular routes from Idaho to San Diego?

While some choose either Spokane - San Diego or Idaho Falls Fanning Field - San Diego, Boise Air Term. Gowen Fld - San Diego is the most popular route from Idaho to San Diego.

What are the cheapest Flights from Idaho to San Diego?

While on average a flight from Idaho to San Diego is generally $252, our data shows the cheapest flight currently is $64. When looking at the most popular route, (Boise Air Term. Gowen Fld - San Diego), you can expect to pay $146 for that flight.

What are the most reliable airlines from Idaho to San Diego?

No one likes to see their flight delayed. When booking a flight from Idaho to San Diego consider choosing Southwest (100%), Horizon Air (86%) or SkyWest Airlines (85%) as they are the most reliable in getting you off to your destination on time.

How long is the flight from Idaho to San Diego?

For as low as $114, Alaska Airlines can have you in San Diego from Idaho in 2h 17m. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Idaho to San Diego round-trip?

Cheapflights users have booked flights from Idaho to San Diego round-trip from $93. Other airlines that can offer you cheap pricing are Alaska Airlines, from $114, and American Airlines, from $137.

What are the cheapest airlines to fly from Idaho to San Diego one-way?

For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $69. Users have also found prices from $69 and $75 on Alaska Airlines and Frontier, respectively.

Departure points for flights from Idaho to San Diego

Destination information for San Diego

Flight duration
2h 14m
Average temperature for March in San Diego
68.0 °F
Avg rainfall for March in San Diego
2.7 ″

Airports servicing

Idaho Falls (IDA)
Lewiston (LWS)
Pocatello (PIH)
Hailey Sun Valley-Friedman (SUN)
Twin Falls (TWF)

Airports servicing San Diego

Top 4 airlines flying from Idaho to San Diego

Airline Cheapest Average Flexibility On-time COVID-19 safety
Alaska Airlines
$90 $237 No cancel fee 75%
United Airlines
$92 $279 No cancel fee 69%
American Airlines
$106 $319 No cancel fee 71%
Delta
$82 $389 No cancel fee N/A
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