Cheap flights from Idaho Falls to Houston George Bush Intercntl.

Compare Idaho Falls to Houston George Bush Intercntl. flight deals

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Flight deals from Idaho Falls Airport to Houston George Bush Intercntl. Airport

Looking for a cheap last-minute deal or the best round-trip flight from Idaho Falls to Houston George Bush Intercntl.? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Idaho Falls to Houston George Bush Intercntl.

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Idaho Falls to Houston George Bush Intercntl. flights are currently cheapest in May.

Idaho Falls to Houston George Bush Intercntl.: Alternative routes

Compare routes from Idaho Falls to Houston below. You may find an airport to fly into that's cheaper, faster, or easier than Houston George Bush Intercntl..

Idaho Falls to Houston: Flight information

The things to know before you go.
Cheapest flight found$326
Cheapest month to flyMay

Finding cheap flights from Idaho Falls to Houston George Bush Intercntl.: Frequently asked questions

The best price we found for a round-trip flight from Idaho Falls to Houston George Bush Intercntl. is $326. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Idaho Falls to Houston George Bush Intercntl.. But we found flights with one or more stops from $326.
There are no flights flying from Idaho Falls to Houston George Bush Intercntl., as of March 2026.
The cheapest month to fly from Idaho Falls to Houston George Bush Intercntl. is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Idaho Falls Airport to Houston George Bush Intercntl. Airport on Thursday, May 7, 2026.
No airlines currently offer direct flights between Idaho Falls Airport and Houston George Bush Intercntl. Airport. Most routes have one or more stops.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Allegiant Air offers the cheapest flight tickets to Houston George Bush Intercntl..

Flying from Idaho Falls Regional Airport (IDA) to George Bush Intercontinental Airport (IAH): what you need to know

  • Houston is one hour ahead of Idaho Falls and follows the UTC-5 timezone.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Get to the airport on time to catch your IDA to IAH flight.

  • Traveling during a peak month like July? Major public holidays and other popular seasons can lead to longer lines and delays at security. Play things extra safe and get there up to four hours before an international flight and two hours before a domestic departure.

  • We make it a cinch to book a flight with a stopover. To see all your options for tickets from Idaho Falls Regional Airport to George Bush Intercontinental Airport, uncheck 'Direct flights only.' Then, choose a flight that has a stop long enough to visit the city of your choice. Some great stopovers between IDA and IAH include:

    • Salt Lake City International Airport

    • Denver International Airport

    • Dallas/Fort Worth International Airport

How to find the cheapest flights from Idaho Falls Regional Airport (IDA) to George Bush Intercontinental Airport (IAH)

  • Right now, $191 is the cheapest price we've seen for a one-way Idaho Falls Regional Airport to George Bush Intercontinental Airport flight. The best price for a return ticket is $326. Keep in mind that fares can change due to availability at the time of booking.

  • It's usually smart to book early if you want to get cheap tickets from IDA to IAH. That's because airlines change prices based on demand, which tends to increase closer to departure.

  • If you're willing to be flexible with your travel plans, use the 'Whole month' search tool. It'll give you the cheapest price across every month when searching for a flight from Idaho Falls Regional Airport to George Bush Intercontinental Airport.

  • Picking up cheap flights from IDA to IAH couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll let you know as soon as there's a better deal.

  • Pick your preferred departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Idaho Falls Regional Airport to George Bush Intercontinental Airport.

Handy information about Idaho Falls Regional Airport (IDA)

  • IDA is located at 2140 North Skyline.

  • Idaho Falls Regional Airport has a strong on-time record, so flight disruptions are less likely. Departures from IDA make it to their destination as scheduled 80.03% of the time.

  • Central Idaho Falls to Idaho Falls Regional Airport is around 5 kilometers. Depending on traffic, it'll take you about 10 minutes to get there if you're driving, ride-sharing or catching a cab.

  • Expect a trip time of around 1 hour when using public transport.

  • Catching an early flight from Idaho Falls Regional Airport to George Bush Intercontinental Airport? Avoid the stress of rushing to the terminal (and sneak in some extra precious sleep) by picking one of these stays close to IDA:

Arriving at George Bush Intercontinental Airport (IAH)

Getting from George Bush Intercontinental Airport (IAH) to central Houston

  • IAH is located at 16930 JFK Boulevard.

  • George Bush Intercontinental Airport is approximately 27 kilometers from the center of Houston. The drive time takes around 20 minutes.

  • It takes around 50 minutes if you're traveling on public transport.

When to fly to George Bush Intercontinental Airport (IAH)

  • The quietest month for a flight from Idaho Falls Regional Airport to George Bush Intercontinental Airport is February, while July is the most popular. Choose the best time to go to Houston based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • The warmest month in Houston is August, with the temperature ranging between 24ºC (75ºF) and 40ºC (104ºF). Book your flights from Idaho Falls Regional Airport to George Bush Intercontinental Airport in this month if you like this kind of weather.

  • January sees average temperatures of between 5ºC (41ºF) and 19ºC (66ºF). Look for cheap tickets from IDA to IAH around that time if you want to travel in cooler conditions.

Explore more of United States

  • Houston has its own special appeal, but there are so many other corners of United States you should also see. About 306 kilometers west of Houston, a trip to San Antonio will fill your itinerary to the brim. Start with attractions like The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral.

  • If you're ready to explore another major stop in United States, head for Dallas, roughly 370 kilometers north of Houston. Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.