$339+ Cheap flights from Idaho to Peoria, IL (PIA)
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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PIA
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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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
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Cheapest flights from Idaho to PeoriaExplore the most affordable flight options available from Idaho to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Idaho to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:49 pm -
1 stop5h 17m
Sat 11/148:41 am -
1 stop6h 06m
Deal found 9/9![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:21 pm -
1 stop7h 47m
Tue 10/64:42 pm -
1 stop6h 47m
Deal found 9/9![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:21 pm -
1 stop7h 47m
Tue 10/64:42 pm -
1 stop6h 47m
Deal found 9/9![American Airlines logo]()
$374
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:05 am -
2 stops14h 10m
Tue 10/612:31 pm -
2 stops11h 19m
Deal found 9/6![American Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:21 pm -
1 stop7h 47m
Tue 9/294:43 pm -
1 stop6h 44m
Deal found 9/9![American Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:21 pm -
1 stop7h 47m
Sat 9/267:00 am -
2 stops11h 03m
Deal found 9/7![American Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:26 pm -
1 stop5h 35m
Wed 10/286:25 am -
1 stop6h 06m
Deal found 9/9![United Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:21 pm -
1 stop7h 47m
Sat 9/197:00 am -
2 stops14h 39m
Deal found 9/9![American Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:45 pm -
1 stop8h 30m
Sun 9/1312:33 pm -
2 stops12h 34m
Deal found 9/7![American Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:08 pm -
1 stop8h 02m
Mon 10/1912:31 pm -
1 stop10h 12m
Deal found 9/8![American Airlines logo]()
$548
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:08 pm -
1 stop8h 02m
Tue 10/1312:31 pm -
1 stop10h 12m
Deal found 9/9![American Airlines logo]()
$699
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:21 pm -
1 stop7h 47m
Sun 9/207:00 am -
1 stop6h 54m
Deal found 9/9![American Airlines logo]()
$703
Best flights from Idaho to PeoriaDiscover carefully curated flight deals from Idaho to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Idaho to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:21 pm -
1 stop7h 47m
Tue 10/64:42 pm -
1 stop6h 47m
Deal found 9/9![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 am -
2 stops14h 13m
Sat 11/148:41 am -
1 stop8h 44m
Deal found 9/9![United Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:21 pm -
1 stop7h 47m
Tue 10/64:42 pm -
1 stop6h 47m
Deal found 9/8![American Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/277:00 am -
1 stop8h 00m
Sat 1/305:41 pm -
1 stop6h 42m
Deal found 9/9![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:26 pm -
1 stop5h 35m
Wed 10/286:25 am -
1 stop6h 06m
Deal found 9/8![United Airlines logo]()
$429
Last-minute flights from Idaho to PeoriaDiscover last-minute flight deals from Idaho to Peoria. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Peoria. Data last updated September 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:45 pm -
1 stop8h 30m
Sun 9/1312:33 pm -
2 stops12h 34m
Deal found 9/7![American Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:21 pm -
1 stop7h 47m
Sun 9/207:00 am -
1 stop6h 54m
Deal found 9/9![American Airlines logo]()
$703
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:21 pm -
1 stop7h 47m
Sat 9/197:00 am -
2 stops14h 39m
Deal found 9/9![American Airlines logo]()
$514
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:05 am -
2 stops14h 10m
Tue 10/612:31 pm -
2 stops11h 19m
Deal found 9/6![American Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:21 pm -
1 stop7h 47m
Sat 9/267:00 am -
2 stops11h 03m
Deal found 9/7![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:21 pm -
1 stop7h 47m
Tue 10/64:42 pm -
1 stop6h 47m
Deal found 9/9![American Airlines logo]()
$374
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:21 pm -
1 stop7h 47m
Tue 9/294:43 pm -
1 stop6h 44m
Deal found 9/9![American Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:21 pm -
1 stop7h 47m
Tue 10/64:42 pm -
1 stop6h 47m
Deal found 9/9![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:08 pm -
1 stop8h 02m
Tue 10/1312:31 pm -
1 stop10h 12m
Deal found 9/9![American Airlines logo]()
$699
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:05 pm -
2 stops19h 01m
Tue 10/136:15 am -
1 stop7h 24m
Deal found 9/9![United Airlines logo]()
$743
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:08 pm -
1 stop8h 02m
Mon 10/1912:31 pm -
1 stop10h 12m
Deal found 9/8![American Airlines logo]()
$548
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:26 pm -
1 stop5h 35m
Wed 10/286:25 am -
1 stop6h 06m
Deal found 9/9![United Airlines logo]()
$429
Find flight deals from Idaho to Peoria
Keep the following information in mind while searching for Idaho to Peoria flight deals. Data was last updated September 10, 2026.
Round-trip from | $339 (United Airlines) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to Peoria 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 10, 2026.
Use the filters below to find and compare flights from Idaho to Peoria that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoisePeoria
BOI Boise Air Term. Gowen Fld - PIA Greater Peoria
BOIPIA
Boise Air Term. Gowen Fld
Thu 10/1
3:21 pm-12:08 am
1 stop7h 47m
Greater Peoria
Tue 10/6
4:42 pm-10:29 pm
1 stop6h 47m
$339
SpokanePeoria
GEG Spokane - PIA Greater Peoria
GEGPIA
Spokane
Tue 11/10
7:00 am-11:13 pm
2 stops14h 13m
Greater Peoria
Sat 11/14
8:41 am-3:25 pm
1 stop8h 44m
$344
BoisePeoria
BOI Boise Air Term. Gowen Fld - PIA Greater Peoria
BOIPIA
Boise Air Term. Gowen Fld
Thu 9/24
3:21 pm-12:08 am
1 stop7h 47m
Greater Peoria
Tue 10/6
4:42 pm-10:29 pm
1 stop6h 47m
$374
SpokanePeoria
GEG Spokane - PIA Greater Peoria
GEGPIA
Spokane
Wed 1/27
7:00 am-5:00 pm
1 stop8h 00m
Greater Peoria
Sat 1/30
5:41 pm-10:23 pm
1 stop6h 42m
$429
Quickest round-trip
BoisePeoria
BOI Boise Air Term. Gowen Fld - PIA Greater Peoria
BOIPIA
Boise Air Term. Gowen Fld
Sat 10/24
12:26 pm-7:01 pm
1 stop5h 35m
Greater Peoria
Wed 10/28
6:25 am-11:31 am
1 stop6h 06m
$429
Sorted by cheapest first
Best time to book a flight from Idaho to Peoria
Have a flexible travel schedule? Discover the best time to fly to Peoria from Idaho with our price prediction graph.
GEG-PIA
BOI-PIA
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 to Peoria
USID-PIA
GEG-PIA
BOI-PIA
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Idaho to Peoria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to Peoria by adding a car rental and/or hotel reservation to your travel itinerary.
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Idaho and Peoria flights
Browse other Idaho and Peoria flight options. Last updated on September 10, 2026.
Other flights to Peoria
Explore flights to Peoria departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
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Idaho to Peoria flights
Consider these flights traveling from Idaho to Peoria.
Top airline flying from Idaho to Peoria
Discover the top airline that operate flights from Idaho to Peoria. 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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$364 | Average$498 | FlexibilityNo cancel fee | On-time69% |