Cheap flights from Idaho Falls to Tri-Cities

Idaho Falls
IDA
Tri-Cities Regional
TRI

Flight deals from Idaho Falls to Tri-Cities

Below you can see the best deals on flights Idaho Falls — Tri-Cities for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 30 September, from $374.

Top 10 cheap flights from Idaho Falls to Tri-Cities

About the Idaho Falls — Tri-Cities flight

Looking for cheap flights from Idaho Falls to Tri-Cities? Compare fares from different airlines, check the flight schedule and travel time — and book your Idaho Falls — Tri-Cities ticket online at the best price.

A nonstop flight takes about 1 h 18 min, the distance between the cities is around 644 km.

Planning your trip? You may find our Tri-Cities travel guide, how to get from the airport into town and Tri-Cities weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $374Min. price
SeptemberCheapest
OctoberPeak season
NoDirect flights
644 kmDistance
1 h 18 minTravel time

Flight ticket prices by day: Idaho Falls — Tri-Cities

Below is a calendar of the lowest flight ticket prices for Idaho Falls — Tri-Cities by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $374 in September, and the most expensive are around $472 in October. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Idaho Falls to Tri-Cities by month. Tickets are usually cheapest in January (around $164) and priciest in July (about $216) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$164lowMay$188mediumSep$183medium
Feb$169lowJun$212highOct$178medium
Mar$178mediumJul$216highNov$197high
Apr$183mediumAug$207highDec$207high

Some values are estimated based on seasonality.

When to fly

Weather in Tri-Cities: it is warmest in July (up to 36 °C on average) and coolest in December (around 6 °C). The driest month is July.

Tickets are usually cheapest in September and most expensive in October. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Tri-Cities

Dry and wet days · Tri-Cities

Wind speed and direction · Tri-Cities

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How to get the best deal on a Idaho Falls — Tri-Cities ticket

  • Book ahead: fares for Idaho Falls — Tri-Cities are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Tri-Cities is usually September — plan your trip around it if your dates are flexible.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

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Cities and airports on the Idaho Falls — Tri-Cities route

Flights Idaho Falls — Tri-Cities depart from Idaho Falls Regional Airport and arrive at Tri-Cities Regional Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Idaho Falls

IDA
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Tri-Cities

TRI
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Idaho Falls — Tri-Cities flight

How long is the flight from Idaho Falls to Tri-Cities?

A nonstop Idaho Falls — Tri-Cities flight takes about 1 h 18 min — the distance between the cities is around 644 km.

How far is it from Idaho Falls to Tri-Cities?

The distance from Idaho Falls to Tri-Cities is about 644 km.

Which airports do Idaho Falls — Tri-Cities flights use?

Flights from Idaho Falls depart from Idaho Falls Regional Airport, and arrive at Tri-Cities Regional Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Idaho Falls to Tri-Cities?

The price of a Idaho Falls — Tri-Cities ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in October. Tickets typically cost between $374 and $472. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Idaho Falls — Tri-Cities?

Flights Idaho Falls — Tri-Cities are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Idaho Falls to Tri-Cities?

To catch a low fare Idaho Falls — Tri-Cities, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Idaho Falls

See all
SeattleDenverSalt Lake CityDallasPortlandChicagoPhoenixMissoulaRenoRapid CityGreat FallsLas VegasManhattanCheyenne

Where else you can fly from Tri-Cities

See all
CharlotteChicagoAtlantaDallasOrlandoTampaMissoulaVancouverKalispellRenoEdmontonProvoSanta RosaBillingsGreat FallsCalgaryBozemanLas VegasManhattan

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