From Idaho Falls
Cheap Flights from Idaho Falls
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Deals from
Idaho Falls
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Prices updated 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
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Today’s best flight deals from Idaho Falls
Explore current cheapest deals departing from Idaho Falls
One-way
Sort by: Cheapest
IDA
Portland
United States • Jul 2026
$136
$41
One-way
IDA
Las Vegas
United States • Jul 2026
$121
$45
One-way
IDA
Phoenix
United States • Jul 2026
$135
$52
One-way
IDA
Santa Ana
United States • Oct 2026
$121
$73
One-way
IDA
Phoenix
United States • Aug 2026
$206
$78
One-way
IDA
San Diego
United States • Jul 2026
$245
$83
One-way
IDA
Los Angeles
United States • Jul 2026
$251
$93
One-way
IDA
Salt Lake City
United States • Jul 2026
$214
$98
One-way
IDA
San Francisco
United States • Jul 2026
$250
$108
One-way
IDA
Houston
United States • Oct 2026
$234
$108
One-way
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Origin Intelligence — 246 Destinations from Idaho Falls Tracked
Insights for flights from Idaho Falls
Most popular airlines from Idaho Falls
Deutsche Luft Hansa
United Airlines
Alaska Airlines, Inc.
Southwest Airlines
American Airlines
SkyWest Airlines
Horizon Air
Allegiant Air
Last-minute flights going from Idaho Falls soon
Mon, Jun 29
IDA - New York
Idaho Falls (IDA) - New York (JFK)
Deutsche Luft Hansa
$430
$297
One-way
Sat, Jun 27
IDA - Tucson
Idaho Falls (IDA) - Tucson (TUS)
Deutsche Luft Hansa
$493
$319
One-way
Thu, Jun 25
IDA - Quito
Idaho Falls (IDA) - Quito (UIO)
United Airlines
$939
$812
One-way
Mon, Jun 29
IDA - Portland
Idaho Falls (IDA) - Portland (PDX)
Allegiant Air
$181
$87
One-way
Wed, Jun 17
IDA - San Diego
Idaho Falls (IDA) - San Diego (SAN)
Deutsche Luft Hansa
$494
$340
One-way
Sat, Jun 20
IDA - Miami
Idaho Falls (IDA) - Miami (MIA)
United Airlines
$505
$420
One-way
Most popular destinations to fly from Idaho Falls
Dubai
United Arab Emirates • Oct 2026
from
$901
Palma, Majorca
Spain • Nov 2026
from
$744
Venice
Italy • Oct 2026
from
$840
Ho Chi Minh City
Vietnam • Oct 2026
from
$977
Bangkok
Thailand • Oct 2026
from
$1,035
Milan
Italy • Oct 2026
from
$786
Biggest price drops on international destinations from Idaho Falls
IDA - Ho Chi Minh City
$1,444 → $977
IDA - Glasgow
$1,286 → $870
IDA - Dubai
$1,289 → $901
IDA - Bangkok
$1,396 → $1,035
Popular Airports from Idaho Falls
Idaho Falls airport insights
🎯 Booking tip
Watch fares to Portland
Flights from Idaho Falls to Portland are as low as $41 for a direct one-way ticket.
📅 Cheapest travel period
Dec, Apr
Flights from Idaho Falls tend to be cheaper in December and April.
⏱️ Best time to book
8+ months in advance
Booking 8+ months in advance is ideal for flights from IDA, with prices tending to rise closer to departure.
✈️ Airlines to watch
Deutsche Luft Hansa, United Airlines, American Airlines, Alaska Airlines, Inc.
Major US carriers offer a mix of domestic and regional flights from Idaho Falls.
💸 Cheapest deals found
From ~$41 direct / ~$69 roundtrip
Cheapest flights from IDA are to destinations within the United States, such as Portland and Las Vegas.
🗓️ Best days to catch a deal
Sat - Thu - Tue
Fares from Idaho Falls are cheapest on Saturday, Thursday, and Tuesday, with prices as low as $37.
Idaho Falls main airports to depart from
Idaho Falls Regional (IDA)
Idaho Falls Regional is a good choice for travelers seeking flights from Idaho Falls.
📍 ~5 km from city center (reachable by car)
💸 Flights from ~$69
Airports nearby Idaho Falls used as alternative
Salt Lake City International (SLC)
Salt Lake City International offers significantly more direct flight options and often lower fares for long-haul routes.
📍 ~230 km from Idaho Falls (reachable by car)
💸 Flights from ~$55
Jackson Hole (JAC)
Jackson Hole provides additional carrier options and direct flights to major US hubs, despite potential winter driving conditions.
📍 ~105 km from Idaho Falls (reachable by car)
💸 Flights from ~$222
Pocatello Regional (PIH)
Pocatello Regional is the closest alternative, offering very easy access and short security wait times.
📍 ~75 km from Idaho Falls (reachable by car)
💸 Flights from ~$189
Bozeman Yellowstone International (BZN)
Bozeman Yellowstone International is a large regional airport with diverse carrier options, good for northern-bound travel.
📍 ~260 km from Idaho Falls (reachable by car)
💸 Flights from ~$75
Boise (BOI)
Boise is a major state hub with extensive domestic connections and good availability of premium cabin classes.
📍 ~340 km from Idaho Falls (reachable by car)
💸 Flights from ~$98
Business & First Class Flight Deals from Idaho Falls
Discover luxury on the budget with premium cabin class on flights from Idaho Falls.
Elite
Best Elite deals from Idaho Falls
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From IDA
Elite
Portland
United States • Oct 2026
91% AI deal score
$1,872
$492
Save $1,380
Alaska Airlines, Inc.
Business Class
From IDA
Elite
Spokane
United States • Jul 2026
90% AI deal score
$2,198
$576
Save $1,622
Alaska Airlines, Inc.
Business Class
From IDA
Elite
Seattle
United States • Sep 2026
89% AI deal score
$720
$437
Save $283
Alaska Airlines, Inc.
Business Class
From IDA
Elite
Denver
United States • Jun 2026
88% AI deal score
$601
$479
Save $122
United Airlines
Business Class
From IDA
Elite
Fresno
United States • Aug 2026
87% AI deal score
$2,098
$598
Save $1,500
Alaska Airlines, Inc.
Business Class
From IDA
Elite
Seattle
United States • Jul 2026
65% AI deal score
$754
Alaska Airlines, Inc.
Business Class