What's the typical flight distance from Idaho Falls?

Across the trailing 90 days, flights from Idaho Falls typically show a varied distribution in terms of distance. Short-haul flights account for 40% of the routes. Medium-haul flights are the most common, representing 44% of departures. Long-haul flights, while less frequent, still make up 16% of the routes from Idaho Falls.

What are the cheapest international destinations from Idaho Falls by country?

Historically, when looking for international destinations from Idaho Falls, travelers can find varying median prices across different countries. For example, flights to Toronto, Canada, typically have a median price of $537. Destinations in Mexico, such as San José del Cabo, show a median price of $563. For those looking further afield, San José, Costa Rica, has a median price of $719, based on data from the trailing 90 days.

When is the cheapest time of year to fly from Idaho Falls?

Historically, the cheapest month to fly from Idaho Falls is December, with an average price of $325. This represents a significant savings of 56% compared to the annual median average price of $737. January is also a cost-effective option, typically being the second cheapest month with an average price of $493. These trends are based on historical data.

Flights

From Idaho Falls

Cheap Flights from Idaho Falls

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Deals from

Idaho Falls

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Prices updated today

456 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Aug 31, 2026.)

Today’s best flight deals from Idaho Falls

Browse current best options from Idaho Falls.

IDA
Las Vegas
United States • 2026-10-05
74% AI deal score
$77
$45
One-way
IDA
Santa Ana
United States • 2026-10-30
74% AI deal score
$99
$57
One-way
IDA
Phoenix
United States • 2027-01-11
71% AI deal score
$83
$58
One-way
IDA
San Diego
United States • 2026-10-05
80% AI deal score
$213
$79
One-way
IDA
Los Angeles
United States • 2026-11-09
80% AI deal score
$207
$80
One-way
IDA
Burbank
United States • 2026-09-14
78% AI deal score
$214
$87
One-way
IDA
Phoenix
United States • 2026-10-26
75% AI deal score
$201
$89
One-way
IDA
San Francisco
United States • 2026-11-09
81% AI deal score
$202
$99
One-way
IDA
Salt Lake City
United States • 2026-09-21
72% AI deal score
$185
$106
One-way
IDA
Denver
United States • 2026-09-21
71% AI deal score
$191
$120
One-way

Flights from Idaho Falls: Overview

Insights for flights from Idaho Falls

From Idaho Falls, you can reach 102 unique cities across 9 countries, according to recent fare data over the last 90 days. The vast majority of these flights, 100% of recent fares, are to destinations within the United States. While Italy and Canada also appear in the distribution, their share of recent fares is negligible, indicating that the primary focus for travelers from Idaho Falls is domestic travel.

For those seeking cheap flights from Idaho Falls right now, the most economical options include flights to Las Vegas starting at $78. You can also find fares to Phoenix from $103, and to Santa Ana for as low as $107. These prices represent some of the lowest available roundtrip fares from Idaho Falls.

The most frequently discounted destination from Idaho Falls over the last 90 days is Las Vegas. Other popular routes include flights to Portland and London, which also appear often in recent fare observations, indicating consistent availability for these destinations.

Only 7.6% of recent fares from Idaho Falls are for direct flights, classifying this origin as connecting-dominant. This means that if you fly from Idaho Falls, you are most likely to find flights that include at least one stop.

Regarding flight distances, recent fares from Idaho Falls show a mix of options. Approximately 40% of routes are short-haul, while 44% are medium-haul. Longer-distance international trips, classified as long-haul, make up about 16% of the available routes.

Most popular airlines from Idaho Falls

Delta Air Lines

United Airlines

American Airlines

Alaska Airlines, Inc.

Southwest Airlines

Frontier Airlines

Allegiant Air

JetBlue Airways

Last-minute flights going from Idaho Falls soon

Sun, Sep 6

⌛ Last-Minute

IDA - Bangkok

Idaho Falls (IDA) - Bangkok (BKK)

United Airlines

$1,554

$1,038

One-way

Tue, Sep 1

⌛ Last-Minute

IDA - Taipei

Idaho Falls (IDA) - Taipei (TPE)

Alaska Airlines, Inc.

$1,154

$913

One-way

Mon, Sep 7

⌛ Last-Minute

IDA - Ho Chi Minh City

Idaho Falls (IDA) - Ho Chi Minh City (SGN)

United Airlines, United Airlines, United Airlines

$1,323

$986

One-way

Wed, Sep 2

⌛ Last-Minute

IDA - Burlington

Idaho Falls (IDA) - Burlington (BTV)

United Airlines

$772

$507

One-way

Thu, Sep 3

⌛ Last-Minute

IDA - Lafayette

Idaho Falls (IDA) - Lafayette (LFT)

American Airlines

$739

$521

One-way

Fri, Sep 11

⌛ Last-Minute

IDA - Louisville

Idaho Falls (IDA) - Louisville (SDF)

United Airlines

$515

$407

One-way

Most popular destinations to fly from Idaho Falls

Cairo

TOP

Egypt • Sep 2026

from

$968

Bangkok

TOP

Thailand • Sep 2026

from

$1,038

Singapore

TOP

Singapore • Feb 2027

from

$1,128

Geneva

TOP

Switzerland • Dec 2026

from

$765

London

TOP

United Kingdom • Dec 2026

from

$824

Nairobi

TOP

Kenya • Oct 2026

from

$1,267

Biggest price drops on international destinations from Idaho Falls

-33%

IDA - Bangkok

$1,554 → $1,038

-23%

IDA - Tahiti

$1,511 → $1,159

-22%

IDA - Nairobi

$1,509 → $1,172

-23%

IDA - Ho Chi Minh City

$1,298 → $996

Popular Airports from Idaho Falls

Idaho Falls airport insights

🗓️ Best days to catch a deal

Mon - Fri - Sat

Flights from Idaho Falls are cheapest on Monday, Friday, and Saturday, based on 65,460 deals.

💸 Cheapest deals found

From ~$54 direct / ~$78 roundtrip

Cheapest flights from Idaho Falls are to destinations within the United States, such as Las Vegas and Phoenix.

✈️ Airlines to watch

Allegiant Air, Frontier Airlines, Delta Air Lines, Alaska Airlines, Inc.

Low-cost and full-service carriers offer a mix of domestic flights from Idaho Falls.

⏱️ Best time to book

0-2 weeks in advance

Booking 0-2 weeks in advance offers the lowest median fare for flights from Idaho Falls.

📅 Cheapest travel period

May

Flights from Idaho Falls tend to be cheaper in May.

🎯 Booking tip

Watch fares to Las Vegas

Flights from Idaho Falls to Las Vegas currently start at an average of $78.

Idaho Falls main airports to depart from

Idaho Falls Regional (IDA)

Cheapest

Idaho Falls Regional is a convenient choice for travelers flying to or from eastern Idaho.

📍 ~4 km from city center (reachable by car)

💸 Flights from ~$101

Airports nearby Idaho Falls used as alternative

Salt Lake City International (SLC)

Cheapest

Salt Lake City International is a major international hub with a vast network of flights and often lower fares.

📍 ~301 km from Idaho Falls (reachable by car)

💸 Flights from ~$59

Business & First Class Flight Deals from Idaho Falls

$537

Save $78

United Airlines

Business Class

Booking Flights from Idaho Falls: Frequently Asked Questions

Historically, travelers from Idaho Falls have found numerous destinations for under $350. For example, flights to Phoenix typically have a median price of $130. Other options include San Francisco at a median price of $196 and Dallas at $267. Across the trailing 90 days, destinations like Burbank, Reno, Sacramento, and Eugene also showed median prices around $311, making them accessible within this budget.

Idaho Falls is connected to a substantial number of destinations, with historical data from the trailing 90 days showing connections to 102 unique cities. While the vast majority of these connections, 100%, are within the United States, there have also been observed connections to 9 unique countries. This indicates a broad reach for travelers departing from Idaho Falls.

Based on historical trends from the trailing 90 days, some of the most frequently served destinations from Idaho Falls include Las Vegas in the United States. Portland, also in the United States, is another popular choice for travelers. Additionally, London in the United Kingdom consistently appears among the most popular destinations, indicating a demand for both domestic and international travel from Idaho Falls.

Explore More Destinations from Idaho Falls

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Flights from Idaho Falls: Overview