Cheap flights from San Diego to Idaho Falls (SAN - IDA)

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The best prices from San Diego to Idaho Falls Fanning Field are usually found in July or June, booked 16 days in advance, depart on a Sunday or Monday and return on a Monday

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

All the information you need to plan the best SAN to IDA flight in 2022: compare San Diego to Idaho Falls flight prices with the expected peak season, weather and rainfall in Idaho Falls.
SAN - IDA
Price
$100 - $571
IDA
Temperature
23 - 69.8 °F
IDA
Rainfall
0.6 - 2 inches

Popular in

February

High demand for flights, 38% potential price rise

Cheapest in

July

Best time to find cheap flights, 72% potential price drop

Average price

$352

Average for round-trip flights in May 2022

Round-trip from

$100

From San Diego to Idaho Falls Fanning Field

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from San Diego to Idaho Falls?

To save up to 86% on this flight, we recommend booking at least 16 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Diego to Idaho Falls from $242 1-2 weeks out and tickets from $530 for flights departing within the next 72 hours.

When is the cheapest time to fly from San Diego to Idaho Falls (SAN - IDA)?

A simple way to save on the total cost of your ticket is to fly from San Diego to Idaho Falls in the evening. If you’re flexible enough to do this you can expect to save up to 55% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly round-trip from San Diego to Idaho Falls?

Leaving on a Saturday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 111% on the overall cost on flights from San Diego to Idaho Falls.

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

Our data shows that July tends to be the cheapest month to fly to Idaho Falls from San Diego. Users have commonly found prices around $355 for the month, but tickets can be as low as $88. Due to multiple factors, prepare for potentially higher prices in February.

Cheap flights from San Diego to Idaho Falls in May, June 2022

The best prices found for SAN to IDA flights for May, June
2 Jun - 9 Jun
$126pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
16 Jun - 19 Jun
$133pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
2 Jun - 5 Jun
$136pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego

San Diego to Idaho Falls 2022 flight deals

Cheap flights to Idaho Falls from San Diego found for this year
14 Jul - 17 Jul
$88pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
2 Jun - 9 Jun
$126pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
16 Jun - 19 Jun
$133pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego

Non-stop flights to Idaho Falls from San Diego

Save time with San Diego to Idaho Falls direct flight deals
14 Jul - 17 Jul
$88pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
2 Jun - 9 Jun
$126pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
16 Jun - 19 Jun
$133pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego

Last minute flights from San Diego to Idaho Falls

Late deals on round-trip flights to Idaho Falls from San Diego, departing today and this week
2 Jun - 9 Jun
$126pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
2 Jun - 5 Jun
$136pp
SAN
San Diego
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
SAN
San Diego
2 Jun - 6 Jun
$145pp
SAN
San Diego
Multiple Airlines
Non-Stop
IDA
Idaho Falls Fanning Field
IDA
Idaho Falls Fanning Field
Multiple Airlines
 
1 STOP
SAN
San Diego

One-way flights to Fanning Field from San Diego

The cheapest one-way flights from San Diego to Idaho Falls
11:15 am - 5:50 pm
Allegiant Air
2 Stops
29h 35m
SAN - IDA
Allegiant Air
$132
Gotogate
12:30 pm - 10:50 am
Multiple Airlines
3 Stops
45h 20m
SAN - IDA
Multiple Airlines
$348
Kiwi.com
4:00 am - 4:46 pm
United Airlines
3 Stops
11h 46m
SAN - IDA
United Airlines
$1,237
United

Related info for your journey

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

Flight FAQs

From San Diego to Idaho Falls

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

Delta, Allegiant Air, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

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

Yes, there are multiple flights from San Diego to Idaho Falls for under $100. The cheapest flight booked recently is on Allegiant Air for just $88, but on average you can expect to pay $156.

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

Cheapflights has at least 7 direct flights from San Diego to Idaho Falls under $100. A good price for a nonstop flight from San Diego to Idaho Falls is less than $128.

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

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

What is the cheapest airline to fly from San Diego to Idaho Falls round-trip?

Currently priced at $88, Allegiant Air will fly you from San Diego to Idaho Falls and back. In addition to Allegiant Air, many other airlines offer competitively priced options for your trip. Allegiant Air is currently priced 75% below the average price you’ll pay for this route.

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

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

What are the cheapest flights from San Diego to Idaho Falls?

Looking for the cheapest flight from San Diego to Idaho Falls? While on average our users pay $354, our data indicates the cheapest price to be $23. The most popular route (San Diego - Idaho Falls Fanning Field), is priced around $88.

COVID Restrictions

View COVID Travel Restrictions for Idaho Falls, ID

Do I need a COVID test to fly to Idaho Falls from San Diego?

Information is based on travel restrictions for travel to Idaho Falls Fanning Field within the United States

Most visitors from San Diego need to provide a negative COVID-19 test result and/or quarantine to enter Idaho Falls Fanning Field.

COVID-19 testing requirements
Visitors from San Diego must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Idaho Falls Fanning Field.

Quarantine requirements
Visitors from San Diego are not required to quarantine after entering Idaho Falls Fanning Field.

Do I need a test to fly back to San Diego from Idaho Falls?

Returning to San Diego from Idaho Falls Fanning Field

COVID-19 testing requirements
Visitors from Idaho Falls Fanning Field must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to San Diego.

Quarantine requirements
Visitors from Idaho Falls Fanning Field are not required to quarantine after entering San Diego.

Hide COVID Travel Restrictions for Idaho Falls, ID

Alternative routes for San Diego to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Idaho Falls

Things to know before you go - useful duration and weather info for your trip from San Diego to Idaho Falls.
Flight duration from SAN to IDA
2h 08m
Average temperature for May in Idaho Falls
71.6 °F
Avg rainfall for May in Idaho Falls
1.5 ″

Airports servicing San Diego

Airports servicing Idaho Falls

Top 5 airlines flying from San Diego to Idaho Falls Fanning Field

The chart below displays the airlines Cheapflights users traveling from San Diego to Idaho Falls 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
Allegiant Air
$63 $121 No cancel fee 88%
American Airlines
$179 $318 No cancel fee 71%
Delta
$206 $361 No cancel fee N/A
United Airlines
$218 $366 No cancel fee 69%
Alaska Airlines
$245 $344 No cancel fee 75%
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