$86+ Cheap flights from Idaho Falls (IDA) to Phoenix-Mesa Gateway (AZA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — AZA
Oct 6 — Oct 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Idaho Falls to Phoenix-Mesa Gateway with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Idaho Falls Fanning Field to Phoenix-Mesa Gateway are usually found in August or September, booked 57 days in advance, depart on a Sunday or Monday and return on a Friday
Cheap flight deals from Idaho Falls to Phoenix-Mesa Gateway
Cheapest
Best
Last-minute
One-way
Cheapest flights from Idaho Falls to Phoenix-Mesa GatewayExplore the most affordable flight options available from Idaho Falls to Phoenix-Mesa Gateway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
Explore the most affordable flight options available from Idaho Falls to Phoenix-Mesa Gateway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
This CheapOair deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:02 am -
Nonstop2h 01m
Wed 11/1812:10 pm -
Nonstop2h 01m
Deal found 9/6![Allegiant Air logo]()
$86
This CheapOair deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:43 pm -
Nonstop2h 02m
Wed 11/1812:10 pm -
Nonstop2h 01m
Deal found 9/5![Allegiant Air logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:02 am -
Nonstop2h 02m
Wed 11/1812:10 pm -
Nonstop2h 01m
Deal found 9/4![Allegiant Air logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:43 pm -
Nonstop2h 02m
Thu 11/199:10 am -
Nonstop2h 01m
Deal found 9/4![Allegiant Air logo]()
$130
This Cheapflightsfares deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:08 pm -
Nonstop2h 11m
Sun 12/69:10 am -
Nonstop2h 08m
Deal found 9/6![Allegiant Air logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:02 am -
Nonstop2h 02m
Thu 11/199:10 am -
Nonstop2h 01m
Deal found 9/4![Allegiant Air logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:43 pm -
Nonstop2h 02m
Fri 11/136:00 am -
Nonstop2h 02m
Deal found 9/4![Allegiant Air logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:02 am -
Nonstop2h 02m
Fri 11/136:00 am -
Nonstop2h 02m
Deal found 9/4![Allegiant Air logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:52 am -
Nonstop2h 02m
Wed 11/1812:10 pm -
Nonstop2h 01m
Deal found 9/4![Allegiant Air logo]()
$156
Best flights from Idaho Falls to Phoenix-Mesa GatewayDiscover carefully curated flight deals from Idaho Falls to Phoenix-Mesa Gateway that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
Discover carefully curated flight deals from Idaho Falls to Phoenix-Mesa Gateway that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
This CheapOair deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:02 am -
Nonstop2h 01m
Wed 11/1812:10 pm -
Nonstop2h 01m
Deal found 9/6![Allegiant Air logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:43 pm -
Nonstop2h 02m
Thu 11/199:10 am -
Nonstop2h 01m
Deal found 9/4![Allegiant Air logo]()
$130
This Cheapflightsfares deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:08 pm -
Nonstop2h 11m
Sun 12/69:10 am -
Nonstop2h 08m
Deal found 9/6![Allegiant Air logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:43 pm -
Nonstop2h 02m
Fri 11/136:00 am -
Nonstop2h 02m
Deal found 9/4![Allegiant Air logo]()
$142
This Cheapflightsfares deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:52 am -
Nonstop2h 01m
Sun 11/16:10 am -
Nonstop2h 02m
Deal found 9/3![Allegiant Air logo]()
$162
This Mytrip deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/1511:01 am -
Nonstop2h 07m
Mon 1/188:00 am -
Nonstop2h 11m
Deal found 9/4![Allegiant Air logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:52 am -
Nonstop2h 02m
Thu 11/199:10 am -
Nonstop2h 01m
Deal found 9/4![Allegiant Air logo]()
$165
This CheapOair deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:51 am -
Nonstop2h 03m
Sun 11/229:10 am -
Nonstop2h 01m
Deal found 9/2![Allegiant Air logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:02 am -
Nonstop2h 02m
Mon 11/99:51 am -
Nonstop2h 02m
Deal found 9/4![Allegiant Air logo]()
$170
This CheapOair deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:52 am -
Nonstop2h 01m
Sun 10/186:10 am -
Nonstop2h 02m
Deal found 9/2![Allegiant Air logo]()
$172
Last-minute flights from Idaho Falls to Phoenix-Mesa GatewayDiscover last-minute flight deals from Idaho Falls to Phoenix-Mesa Gateway. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Phoenix-Mesa Gateway. Data last updated September 6, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:02 am -
Nonstop2h 01m
Thu 10/86:10 am -
Nonstop2h 02m
Deal found 9/4![Allegiant Air logo]()
$197
This Cheapflightsfares deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:52 am -
Nonstop2h 01m
Fri 10/96:00 am -
Nonstop2h 02m
Deal found 9/6![Allegiant Air logo]()
$180
This Cheapflightsfares deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/410:02 am -
Nonstop2h 01m
Sun 10/116:10 am -
Nonstop2h 02m
Deal found 9/4![Allegiant Air logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:30 pm -
Nonstop2h 01m
Sun 10/186:10 am -
Nonstop2h 02m
Deal found 9/4![Allegiant Air logo]()
$204
This Cheapflightsfares deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:02 am -
Nonstop2h 01m
Fri 10/236:00 am -
Nonstop2h 02m
Deal found 9/6![Allegiant Air logo]()
$195
This CheapOair deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:52 am -
Nonstop2h 01m
Sun 10/186:10 am -
Nonstop2h 02m
Deal found 9/2![Allegiant Air logo]()
$172
This CheapOair deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:02 am -
Nonstop2h 01m
Fri 10/236:00 am -
Nonstop2h 02m
Deal found 9/5![Allegiant Air logo]()
$176
This Cheapflightsfares deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:02 am -
Nonstop2h 01m
Sun 11/16:10 am -
Nonstop2h 02m
Deal found 9/6![Allegiant Air logo]()
$163
This Cheapflightsfares deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:52 am -
Nonstop2h 01m
Sun 11/16:10 am -
Nonstop2h 02m
Deal found 9/3![Allegiant Air logo]()
$162
One-way flights from Idaho Falls to Phoenix-Mesa GatewaySearch for one-way flight options from Idaho Falls to Phoenix-Mesa Gateway. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
Search for one-way flight options from Idaho Falls to Phoenix-Mesa Gateway. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:52 am -
Nonstop2h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Allegiant Air logo]()
$102
This Super.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:52 am -
Nonstop2h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Allegiant Air logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:02 am -
Nonstop2h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Allegiant Air logo]()
$122
This Super.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:20 pm -
Nonstop2h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Allegiant Air logo]()
$125
This Cheapflightsfares deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:02 am -
Nonstop2h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Allegiant Air logo]()
$129
This Super.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:37 pm -
Nonstop2h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Allegiant Air logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:23 pm -
Nonstop2h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Allegiant Air logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:52 am -
Nonstop2h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Allegiant Air logo]()
$211
This Super.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/138:20 pm -
Nonstop2h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Allegiant Air logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:24 pm -
2 stops22h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$347
Find flight deals from Idaho Falls to Phoenix-Mesa Gateway
Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Phoenix-Mesa Gateway (AZA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $86 (CheapOair) |
Popular in | July |
Cheapest in | August |
Average price | $178 |
Good round-trip deal | $201 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho Falls to Phoenix-Mesa Gateway that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 6, 2026.
Use the filters below to find and compare flights from Idaho Falls to Phoenix-Mesa Gateway Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Sun 11/1
9:02 am-11:03 am
Nonstop2h 01m
Phoenix-Mesa Gateway
Wed 11/18
12:10 pm-2:11 pm
Nonstop2h 01m
$86
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Fri 11/13
8:52 am-10:54 am
Nonstop2h 02m
Phoenix-Mesa Gateway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$102
Quickest round-trip
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Fri 10/2
9:52 am-10:53 am
Nonstop2h 01m
Phoenix-Mesa Gateway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$115
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Thu 10/1
10:02 am-11:03 am
Nonstop2h 01m
Phoenix-Mesa Gateway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$122
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Sun 9/20
8:20 pm-9:22 pm
Nonstop2h 02m
Phoenix-Mesa Gateway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$125
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Thu 11/12
9:02 am-11:04 am
Nonstop2h 02m
Phoenix-Mesa Gateway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$129
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Mon 11/9
12:43 pm-2:45 pm
Nonstop2h 02m
Phoenix-Mesa Gateway
Thu 11/19
9:10 am-11:11 am
Nonstop2h 01m
$130
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Thu 12/3
12:08 pm-2:19 pm
Nonstop2h 11m
Phoenix-Mesa Gateway
Sun 12/6
9:10 am-11:18 am
Nonstop2h 08m
$135
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Fri 9/11
5:37 pm-6:39 pm
Nonstop2h 02m
Phoenix-Mesa Gateway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$137
Idaho FallsPhoenix
IDA Idaho Falls Fanning Field - AZA Phoenix-Mesa Gateway
IDAAZA
Idaho Falls Fanning Field
Mon 11/9
12:43 pm-2:45 pm
Nonstop2h 02m
Phoenix-Mesa Gateway
Fri 11/13
6:00 am-8:02 am
Nonstop2h 02m
$142
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Idaho Falls to Phoenix-Mesa Gateway
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Phoenix-Mesa Gateway in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Idaho Falls-Phoenix-Mesa Gateway Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Phoenix-Mesa Gateway Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Phoenix-Mesa Gateway Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Idaho Falls-Phoenix-Mesa Gateway Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Phoenix-Mesa Gateway Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Idaho Falls to Phoenix-Mesa Gateway
Have a flexible travel schedule? Discover the best time to fly to Phoenix-Mesa Gateway from Idaho Falls with our price prediction graph.
IDA-AZA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Idaho Falls to Phoenix-Mesa Gateway Airport
How far ahead should I book a flight from Idaho Falls to Phoenix-Mesa Gateway Airport?
The best time to book flights from Idaho Falls to Phoenix-Mesa Gateway Airport is 53 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Idaho Falls to Phoenix-Mesa Gateway Airport?
Currently, August is the cheapest month in which you can book a flight from Idaho Falls to Phoenix-Mesa Gateway Airport (average of $143). Flying from Idaho Falls to Phoenix-Mesa Gateway Airport in July is currently the most expensive (average of $275). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IDA to AZA?
Find hourly flight availability from Idaho Falls to Phoenix-Mesa Gateway. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 6, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 15% on flights from Idaho Falls to Phoenix-Mesa Gateway Airport by exploring options for tickets in the evening.
What is the cheapest day to fly from Idaho Falls to Phoenix-Mesa Gateway Airport?
Use this chart to determine the cheapest time to fly round-trip from Idaho Falls to Phoenix-Mesa Gateway. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Idaho Falls to Phoenix-Mesa Gateway Airport flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Phoenix-Mesa Gateway
Get insights into the airlines that provide service to Phoenix-Mesa Gateway. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phoenix-Mesa Gateway. Reviews last updated September 6, 2026.
Get a feel of what it's like to fly with Allegiant Air from Idaho Falls to Phoenix-Mesa Gateway Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
5.4
Comfort
6.9
Overall
7.3
Crew
8.1
Boarding
7.7
Food
5.8
Reviews
1 / 20
2.0
MediocreNic,Aug 2026
SRQ - ALB
Entertainment
5.4
Comfort
6.9
Overall
7.3
Crew
8.1
Boarding
7.7
Food
5.8
Reviews
1 / 20
2.0
MediocreNic,Aug 2026
SRQ - ALB
Related info for your journey
Find useful and relevant information for your journey from Idaho Falls to Phoenix-Mesa Gateway. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Idaho Falls
Phoenix-Mesa Gateway flight routes
Popular flights
Alternative routes for Idaho Falls to Phoenix-Mesa Gateway
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Phoenix-Mesa Gateway by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho Falls to Phoenix-Mesa Gateway by cabin class
Find flights from Idaho Falls to Phoenix-Mesa Gateway, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho Falls and Phoenix-Mesa Gateway flights
Browse other Idaho Falls and Phoenix-Mesa Gateway flight options. Last updated on September 6, 2026.
Other flights from Idaho Falls
Browse through other flights departing from Idaho Falls. Flights are based on user searches made on Cheapflights and were last updated on September 6, 2026.
Other flights to Phoenix-Mesa Gateway
Explore flights to Phoenix-Mesa Gateway departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Idaho Falls to Phoenix-Mesa Gateway
Discover the top airline that operate flights from Idaho Falls to Phoenix-Mesa Gateway. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$116 | Average$200 | FlexibilityNo cancel fee | On-time88% |