IDA - SAN

$151 Find Cheap Flights from Idaho Falls to San Diego - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$216
Typical prices: $326-$517
Multiple Airlines
Thu 12/6Mon 12/10
IDA - SAN • 2 stops
Cheapest one-way
$151
Typical prices: $190-$260
Alaska Airlines
Fri 1/5
IDA - SAN • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Idaho Falls and San Diego. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 15% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Las Vegas Harry Reid Intl (LAS)
Cheapest • Avg $247 (round-trip)
Salt Lake City (SLC)
Shortest trip • 4h 35m (one-way)
Insights
Insights
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We hope you love your trip to San Diego!
Flight Deals
Booking Insights
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Idaho Falls to San Diego

Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
12:08 pm - 6:16 pmIDA  Idaho Falls Fanning Field-SAN San Diego
31h 08m2 stops Phoenix-Mesa Gateway San Francisco
Multiple Airlines Logo
8:57 am - 3:15 pmSAN  San Diego-IDA Idaho Falls Fanning Field
5h 18m1 stop Las Vegas Harry Reid Intl
$216Multiple Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
4:05 pm - 8:02 amIDA  Idaho Falls Fanning Field-SAN San Diego
16h 57m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:57 am - 3:15 pmSAN  San Diego-IDA Idaho Falls Fanning Field
5h 18m1 stop Las Vegas Harry Reid Intl
$227Multiple Airlines
Wed, Apr 14 - Wed, Apr 14
Delta Logo
6:00 am - 9:06 amIDA  Idaho Falls Fanning Field-SAN San Diego
4h 06m1 stop Salt Lake City
Delta Logo
1:30 pm - 6:14 pmSAN  San Diego-IDA Idaho Falls Fanning Field
3h 44m1 stop Salt Lake City
$301Delta
Wed, Feb 3 - Sat, Feb 6
Alaska Airlines Logo
9:08 am - 2:51 pmIDA  Idaho Falls Fanning Field-SAN San Diego
6h 43m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
4:21 pm - 1:19 pmSAN  San Diego-IDA Idaho Falls Fanning Field
19h 58m1 stop Portland
$301Alaska Airlines
Wed, Feb 3 - Sat, Feb 6
United Airlines Logo
7:00 am - 6:24 pmIDA  Idaho Falls Fanning Field-SAN San Diego
12h 24m2 stops Denver Intl San Francisco
United Airlines Logo
6:45 am - 1:28 pmSAN  San Diego-IDA Idaho Falls Fanning Field
5h 43m1 stop Denver Intl
$306United Airlines
Tue, Dec 22 - Thu, Dec 31
Delta Logo
5:40 am - 8:54 amIDA  Idaho Falls Fanning Field-SAN San Diego
4h 14m1 stop Salt Lake City
Delta Logo
5:05 pm - 10:35 pmSAN  San Diego-IDA Idaho Falls Fanning Field
4h 30m1 stop Salt Lake City
$321Delta
Sat, Dec 5 - Thu, Dec 10
United Airlines Logo
2:40 pm - 8:41 pmIDA  Idaho Falls Fanning Field-SAN San Diego
7h 01m1 stop Denver Intl
United Airlines Logo
6:45 am - 1:37 pmSAN  San Diego-IDA Idaho Falls Fanning Field
5h 52m1 stop Denver Intl
$321United Airlines
Sat, Dec 5 - Mon, Dec 7
Alaska Airlines Logo
3:44 pm - 10:33 pmIDA  Idaho Falls Fanning Field-SAN San Diego
7h 49m1 stop Portland
Alaska Airlines Logo
7:05 am - 1:17 pmSAN  San Diego-IDA Idaho Falls Fanning Field
5h 12m1 stop Portland
$321Alaska Airlines
Wed, Nov 11 - Wed, Nov 18
American Airlines Logo
6:36 am - 12:15 pmIDA  Idaho Falls Fanning Field-SAN San Diego
6h 39m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
4:30 pm - 10:59 pmSAN  San Diego-IDA Idaho Falls Fanning Field
5h 29m1 stop Phoenix Sky Harbor Intl
$366American Airlines
Thu, Nov 26 - Thu, Dec 10
American Airlines Logo
6:44 am - 12:15 pmIDA  Idaho Falls Fanning Field-SAN San Diego
6h 31m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
4:30 pm - 11:02 pmSAN  San Diego-IDA Idaho Falls Fanning Field
5h 32m1 stop Phoenix Sky Harbor Intl
$386American Airlines
Booking Insights

Price, demand and travel trends for Idaho Falls to San Diego flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Idaho Falls to San Diego?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Idaho Falls to San Diego. It’s 15% cheaper than the average day, while Sunday is the most expensive, with prices 22% higher.

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

•April is the cheapest month to fly from Idaho Falls to San Diego at $348 round-trip.
•October ($534) and March ($525) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 53% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Idaho Falls to San Diego flights

Low season

November

Cheapest flight

$151
Beat the crowds with an average 24% drop in travelers.
The most popular month to fly with an average 22% increase in travelers.
One-way flight from Idaho Falls to San Diego

When to book flights from Idaho Falls to San Diego

Are your dates flexible? Find out the best times to travel from Idaho Falls to San Diego based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Idaho Falls to San Diego flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Idaho Falls to San Diego?

    Only Economy Class is available on flights from Idaho Falls to San Diego.

  • How long is a flight from Idaho Falls to San Diego?

    A nonstop flight from Idaho Falls to San Diego takes 00m, covering 795 miles.

  • Do I need a passport to fly from Idaho Falls to San Diego?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Idaho Falls to San Diego flight?

    Round-trip flights from Idaho Falls to San Diego range from $326 to $517, with an average of $409 over the past 12 months. Anything below $326 counts as a good deal.

  • Have flight prices from Idaho Falls to San Diego changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $216 to $1,017. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Idaho Falls to San Diego looking right now?

    One-way fares from Idaho Falls to San Diego are currently lower than usual. Average one-way flight prices are about $197, which is 18% below the typical average for this route.

  • What car rental options are available at San Diego Airport (SAN)?

    San Diego Airport (SAN) hosts 5 major car rental companies, with daily rates averaging $53 for economy cars. Top options include:

    • Dollar
    • Payless
    • Europcar
    • Thrifty
    • Fox

  • Which airports can I use when flying from Idaho Falls to San Diego?

    Flights from Idaho Falls to San Diego usually depart from Idaho Falls Fanning Field (IDA) and arrive at San Diego (SAN).

  • Which airports do connecting flights from Idaho Falls to San Diego pass through?

    One-stop flights from Idaho Falls to San Diego most commonly connect through:

    • Salt Lake City (SLC) - 43% of one-stop connections
    • Denver Intl (DEN) - 31% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 11% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 10% of one-stop connections

  • Can I save money by using flexible dates for flights from Idaho Falls to San Diego?

    Yes. Flexible dates can save you up to 31% on flights from Idaho Falls to San Diego. Friday is the cheapest departure day at $348 round-trip on average, while Sunday is the most expensive at $499, a difference of $151.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Idaho Falls to San Diego?

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 35m, compared with 5h 15m via Portland (PDX) and 5h 32m via Phoenix Sky Harbor Intl (PHX).

  • What is the time difference between Idaho Falls and San Diego?

    San Diego is 1 hour behind Idaho Falls (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in San Diego?

    Some of the most popular sights in San Diego are Gaslamp Quarter, San Diego Convention Center and SeaWorld San Diego. These are among the most viewed places in San Diego on KAYAK.

Your guide to booking Idaho Falls to San Diego flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Sunday. On this route, Friday flights average $348, about $151 less than Sunday fares (30% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Idaho Falls to San Diego trip for April. Fares historically average $348 round-trip in that month - typically $186 less than the most expensive month, which is October (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Diego Airport.

    • Courtyard by Marriott San Diego Downtown Little Italy
    • Bay Club Hotel & Marina
    • Sheraton San Diego Resort

More options for your flight from Idaho Falls to San Diego

Complete your trip to San Diego with a hotel stay or car rental

Car rentals in San Diego
Hotels in San Diego
Vacations in San Diego