Route guide · 706 miles
Cheap Flights from Mesa to Idaho Falls
AZA → IDA · Nonstop 1h 56m · Live round-trip fares
Looking for cheap flights from Mesa to Idaho Falls? You're in the right place. Airfare Deal tracks live fares on this 706-mile route around the clock. As a rule of thumb, booking 2–4 weeks ahead lands the best prices — and a free fare alert means you never have to keep refreshing the page.
Live fares for AZA → IDA are updating. Use the search below for real-time prices.
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Updated daily
Flight time
1h 56m
Nonstop, typical
Distance
706 mi
AZA → IDA
Book ahead
2–4 weeks
Best window, typically
Nonstop airlines
1
Allegiant Air
Nonstop flights from Mesa to Idaho Falls
Nonstop service links Mesa and Idaho Falls directly — flights are flown by Allegiant Air. Expect roughly 1h 56m in the air. If a nonstop is what you want, don't wait too long: booking 2–4 weeks ahead is when these seats are priced most kindly.
Booking insights: Mesa → Idaho Falls
- Distance: 706 miles · nonstop flight time: 1h 56m.
- Rule of thumb for this route: the sweet spot is usually 2–4 weeks before departure.
- If your dates flex by a day or two, shifting to a midweek departure is the easiest saving there is.
- Set a free Airfare Deal alert instead of checking daily — the best fares can sell out in hours.
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Flying from Mesa to Idaho Falls: what you need to know
The flight
Mesa to Idaho Falls covers 706 miles, and a nonstop gets it done in about 1h 56m. That's long enough to settle in with a coffee and a downloaded show, short enough that a connection rarely makes sense — a layover usually doubles your travel day to save very little.
Airlines on this route
Allegiant Air flies this route nonstop. That matters more than it sounds: the cheapest fare on one carrier is rarely the same product as the cheapest on another. Checked-bag fees, free seat selection and change rules all differ, so compare the full trip cost before you pick a winner. See our airline guides for exactly what each carrier charges — then send an enquiry and we'll confirm the all-in price for your dates.
Leaving from Mesa (AZA)
Plan to be at the airport two hours before a domestic departure — ninety minutes can work at smaller airports outside peak times, but security lines are the one variable you can't control. If you're checking a bag, add time rather than cutting it close. Our Mesa airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Idaho Falls (IDA)
Before you land, know how you're getting from the airport to where you're staying — it's the part of the trip people forget to plan. The Idaho Falls airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Idaho Falls to Mesa fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 706 miles, booking 2–4 weeks ahead typically lands you in the sweet spot. Leave it to the final two weeks and prices usually climb as the cheapest seats sell out. If your dates are flexible, midweek departures are where the lower fares hide on most domestic routes.
Good to know before you go
- Screenshot your fare before you enquire — prices move, and a saved fare helps our team match or beat it.
- Flexible dates? Search a few days either side — one day can change the fare a lot.
- Morning flights are delayed less often than evening ones — earlier departures have the best on-time record.
- Basic economy fares often exclude checked bags and seat selection. Price the whole trip, not the headline fare.
- Get to the airport two hours before departure; security, not the flight, is the part that runs late.
Mesa to Idaho Falls flight FAQs
How long is the flight from AZA to IDA?
A nonstop from AZA to IDA clocks in at around 1h 56m for the 706-mile trip. If you're connecting, budget an extra 2–4 hours depending on where you stop.
Are there nonstop flights from Mesa to Idaho Falls?
Yes — look for Allegiant Air on this route. Nonstop seats are usually priced best 2–4 weeks before departure.
What is the cheapest month to fly from Mesa to Idaho Falls?
There's no single magic month, but prices on this route generally soften in the shoulder season, when demand dips after the holidays and again in early fall. A free fare alert is the easiest way to catch those windows.
How much are last minute flights from AZA to IDA?
Book inside the final week and you'll usually pay a premium on AZA to IDA. Fares booked 2–4 weeks ahead are almost always kinder.
What is a good round-trip deal from Mesa to Idaho Falls?
A good deal is anything at or below the recent fares shown above. Set a free Airfare Deal alert and we'll ping you the moment fares drop.
Which airlines fly from Mesa to Idaho Falls?
The main carriers on this route are Allegiant Air. Comparing all of them on the live search below usually surfaces the lowest fare for your dates.
How early should I get to Mesa airport for this flight?
Plan on two hours before departure for a domestic flight — ninety minutes can work at smaller airports outside peak times. If you're checking a bag, earlier is better; the bag-drop line, not the flight, is what runs late.
Do the cheapest fares on this route include a checked bag?
Usually not. Basic economy fares on most airlines include a carry-on but charge extra for checked bags, and seat selection can cost more too. Add up the real total before comparing — a slightly higher regular fare sometimes works out cheaper. Our team confirms the full breakdown with you before you pay.
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