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

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

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

All the information you need to plan the best null to SAN flight in 2021: compare Idaho to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.
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 June, July 2021

The best prices found for Idaho to SAN flights for June, July
16 Jul - 18 Jul
$133pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Multiple Airlines
 
1 STOP
IDA
Idaho Falls Fanning Field
29 Jul - 6 Aug
$148pp
GEG
Spokane
Multiple Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
GEG
Spokane
29 Jul - 30 Jul
$155pp
GEG
Spokane
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
GEG
Spokane

Idaho to San Diego 2021 flight deals

Cheap flights to San Diego from Idaho found for this year
6 Aug - 9 Aug
$93pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
6 Aug - 9 Aug
$113pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
2 Aug - 6 Aug
$115pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field

Non-stop flights to San Diego from Idaho

Save time with Idaho to San Diego direct flight deals
6 Aug - 9 Aug
$93pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
6 Aug - 9 Aug
$113pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
2 Aug - 6 Aug
$115pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field

Last minute flights from Idaho to San Diego

Late deals on round-trip flights to San Diego from Idaho, departing today and this week
28 Jun - 7 Jul
$193pp
GEG
Spokane
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
GEG
Spokane
25 Jun - 28 Jun
$195pp
GEG
Spokane
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
GEG
Spokane
26 Jun - 5 Oct
$206pp
BOI
Boise Air Term. Gowen Fld
Delta
 
1 STOP
SAN
San Diego
SAN
San Diego
Delta
 
1 STOP
BOI
Boise Air Term. Gowen Fld

One-way flights to San Diego from Idaho

The cheapest one-way flights from Idaho to San Diego
3:35 am - 8:06 am
United Airlines
1 Stop
4h 31m
GEG - SAN
United Airlines
$88
United
6:45 am - 12:47 pm
Frontier
2 Stops
30h 02m
GEG - SAN
Frontier
$96
Kiwi.com
6:45 am - 9:08 am
Multiple Airlines
2 Stops
26h 23m
GEG - SAN
Multiple Airlines
$113
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Idaho</span> to <span class="emphasized">San Diego</span> flights.

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 is one of them. 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.

What airport do you fly into for flights to San Diego from Idaho?

Most people fly into San Diego (SAN) if they book a flight to San Diego from Idaho. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

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 Allegiant Air for just $93, but on average you can expect to pay $142.

Are there nonstop flights from Idaho to San Diego for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Idaho to San Diego under $100. A good price for a nonstop flight from Idaho to San Diego is less than $177.

Are there last-minute flights available from Idaho to San Diego for under $200?

There are currently 20+ open flights from Idaho to San Diego within the next 7 days for less than $200.

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 $298, 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 $140 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 Japan Airlines (96%), Alaska Airlines (89%) or Southwest (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 $93, Allegiant Air can have you in San Diego from Idaho in 2h 02m. Most flights are nonstop.

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 $124, and Delta, from $157.

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

For one-way options, check prices for Delta. According to our data, you can fly for as low as $78. Users have also found prices from $79 and $88 on Delta and Frontier, respectively.

Departure points for flights from Idaho to San Diego

Select to see more specific information for flights to San Diego from all departure points in Idaho.

Destination information for San Diego

Things to know before you go - useful duration and weather info for your trip from Idaho to San Diego.
Flight duration
2h 10m
Average temperature for June in San Diego
75.2 °F
Avg rainfall for June in San Diego
0.1 ″

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

The chart below displays the airlines Cheapflights users traveling from Idaho to San Diego choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
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
Home North America USA California San Diego Cheap flights from Idaho to San Diego