Cheap flights from Peoria, Illinois to Idaho from $142

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Peoria, Illinois to Idaho departing on 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Peoria, Illinois to Idaho

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 2:02 pm
PIA
-
BOI
9h 02m
1 stop
American Airlines Logo
2:58 pm - 11:59 pm
BOI
-
PIA
8h 01m
1 stop
$329American Airlines
Sat, Aug 29 - Sat, Sep 5
American Airlines Logo
12:20 pm - 10:40 pm
PIA
-
BOI
11h 20m
2 stops
American Airlines Logo
2:58 pm - 11:59 pm
BOI
-
PIA
8h 01m
1 stop
$334American Airlines
Sat, Aug 29 - Sat, Sep 5
United Airlines Logo
3:35 pm - 10:40 pm
PIA
-
BOI
8h 05m
2 stops
United Airlines Logo
10:36 am - 10:43 pm
BOI
-
PIA
11h 07m
2 stops
$402United Airlines
Sat, Aug 29 - Sat, Sep 5
American Airlines Logo
12:20 pm - 7:04 pm
PIA
-
JAC
7h 44m
1 stop
American Airlines Logo
3:38 pm - 11:59 pm
JAC
-
PIA
7h 21m
1 stop
$445American Airlines
Mon, Aug 31 - Fri, Sep 4
American Airlines Logo
12:24 pm - 11:09 pm
PIA
-
GEG
12h 45m
2 stops
American Airlines Logo
1:59 pm - 12:15 am
GEG
-
PIA
8h 16m
1 stop
$493American Airlines
Mon, Jun 29 - Sat, Jul 4
United Airlines Logo
8:45 am - 3:23 pm
PIA
-
IDA
7h 38m
1 stop
United Airlines Logo
2:25 pm - 8:50 pm
IDA
-
PIA
5h 25m
1 stop
$513United Airlines
Sat, Sep 19 - Wed, Sep 23
Allegiant Air Logo
9:10 pm - 11:08 am
PIA
-
GEG
15h 58m
1 stop
Allegiant Air Logo
11:58 am - 1:30 pm
GEG
-
PIA
23h 32m
1 stop
$545Allegiant Air
Thu, Jul 9 - Mon, Jul 13
Allegiant Air Logo
9:34 pm - 11:07 am
PIA
-
GEG
15h 33m
1 stop
Allegiant Air Logo
8:47 pm - 12:05 pm
GEG
-
PIA
13h 18m
1 stop
$556Allegiant Air
Sun, Jun 14 - Thu, Jun 18
Multiple Airlines Logo
9:15 pm - 8:59 am
PIA
-
IDA
12h 44m
1 stop
Multiple Airlines Logo
7:54 pm - 6:16 pm
IDA
-
PIA
21h 22m
2 stops
$565Multiple Airlines
Thu, Aug 13 - Sun, Aug 23
Multiple Airlines Logo
9:34 pm - 11:07 am
PIA
-
GEG
15h 33m
1 stop
Multiple Airlines Logo
6:29 pm - 3:13 pm
GEG
-
PIA
42h 44m
2 stops
$677Multiple Airlines
Sun, Jun 14 - Thu, Jun 18

American Airlines flights from Peoria, Illinois to Idaho

Our best American Airlines deals on Peoria, Illinois to Idaho flight tickets
American Airlines
Aug 29
PIA6:00 amGreater Peoria
9h 02m
1 stop
BOI2:02 pmBoise Air Term. Gowen Fld
Sep 5
BOI2:58 pmBoise Air Term. Gowen Fld
8h 01m
1 stop
PIA11:59 pmGreater Peoria
$329
American Airlines
Aug 29
PIA12:20 pmGreater Peoria
11h 20m
2 stops
BOI10:40 pmBoise Air Term. Gowen Fld
Sep 5
BOI2:58 pmBoise Air Term. Gowen Fld
8h 01m
1 stop
PIA11:59 pmGreater Peoria
$334
American Airlines
Jun 3
PIA4:46 pmGreater Peoria
6h 43m
1 stop
BOI10:29 pmBoise Air Term. Gowen Fld
Jun 10
BOI4:06 pmBoise Air Term. Gowen Fld
6h 32m
1 stop
PIA11:38 pmGreater Peoria
$434

United Airlines flights from Peoria, Illinois to Idaho

Our best United Airlines deals on Peoria, Illinois to Idaho flight tickets
United Airlines
Aug 29
PIA3:35 pmGreater Peoria
8h 05m
2 stops
BOI10:40 pmBoise Air Term. Gowen Fld
Sep 5
BOI10:36 amBoise Air Term. Gowen Fld
11h 07m
2 stops
PIA10:43 pmGreater Peoria
$402
United Airlines
Sep 19
PIA8:45 amGreater Peoria
7h 38m
1 stop
IDA3:23 pmIdaho Falls Fanning Field
Sep 23
IDA2:25 pmIdaho Falls Fanning Field
5h 25m
1 stop
PIA8:50 pmGreater Peoria
$513
United Airlines
Nov 20
PIA8:50 amGreater Peoria
5h 39m
1 stop
JAC1:29 pmJackson Hole
Nov 26
JAC2:40 pmJackson Hole
5h 07m
1 stop
PIA8:47 pmGreater Peoria
$520

momondo Fare Finder

 
Customize your flight search to find flights from Peoria, Illinois to Idaho 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, momondo users made 832,500 searches. Data last updated June 1, 2026.
Use the filters below to find and compare flights from Peoria, Illinois to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Sat 8/29

6:00 am-2:02 pm

1 stop9h 02m

Boise Air Term. Gowen Fld

Sat 9/5

2:58 pm-11:59 pm

1 stop8h 01m

$329

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Sat 8/29

12:20 pm-10:40 pm

2 stops11h 20m

Boise Air Term. Gowen Fld

Sat 9/5

2:58 pm-11:59 pm

1 stop8h 01m

$334

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Sat 8/29

3:35 pm-10:40 pm

2 stops8h 05m

Boise Air Term. Gowen Fld

Sat 9/5

10:36 am-10:43 pm

2 stops11h 07m

$402

PeoriaJackson

PIA - JAC

PIAJAC

Greater Peoria

Mon 8/31

12:20 pm-7:04 pm

1 stop7h 44m

Jackson Hole

Fri 9/4

3:38 pm-11:59 pm

1 stop7h 21m

$445

PeoriaSpokane

PIA - GEG

PIAGEG

Greater Peoria

Mon 6/29

12:24 pm-11:09 pm

2 stops12h 45m

Spokane

Sat 7/4

1:59 pm-12:15 am

1 stop8h 16m

$493
Quickest round-trip

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Sat 9/19

8:45 am-3:23 pm

1 stop7h 38m

Idaho Falls Fanning Field

Wed 9/23

2:25 pm-8:50 pm

1 stop5h 25m

$513

PeoriaSpokane

PIA - GEG

PIAGEG

Greater Peoria

Thu 7/9

9:10 pm-11:08 am

1 stop15h 58m

Spokane

Mon 7/13

11:58 am-1:30 pm

1 stop23h 32m

$545

PeoriaSpokane

PIA - GEG

PIAGEG

Greater Peoria

Sun 6/14

9:34 pm-11:07 am

1 stop15h 33m

Spokane

Thu 6/18

8:47 pm-12:05 pm

1 stop13h 18m

$556

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Thu 8/13

9:15 pm-8:59 am

1 stop12h 44m

Idaho Falls Fanning Field

Sun 8/23

7:54 pm-6:16 pm

2 stops21h 22m

$565

PeoriaSpokane

PIA - GEG

PIAGEG

Greater Peoria

Sun 6/14

9:34 pm-11:07 am

1 stop15h 33m

Spokane

Thu 6/18

6:29 pm-3:13 pm

2 stops42h 44m

$677

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Idaho from

How to get the cheapest flight ticket from Peoria, Illinois to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Greater Peoria to Idaho?

Allegiant Air, American Airlines, and United Airlines are the most popular carriers operating from Greater Peoria to Idaho

Cheap Peoria, Illinois to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Peoria, Illinois to Idaho

Fastest flight time

5h 39m

Direct flights

None
The fastest flight from Peoria, Illinois to Idaho takes 5h 39m
There are no direct flights from Peoria, Illinois to Idaho. There are no popular flight routes from Peoria, Illinois to Idaho.

Frequently asked questions about flying from Peoria, Illinois to Idaho

  • When did momondo last update prices for flights from Greater Peoria Airport to Idaho?

    Prices for flights from Greater Peoria Airport to Idaho are updated daily.

  • How many operators does momondo search for flights from Greater Peoria Airport to Idaho?

  • How old do you have to be to fly from Greater Peoria Airport to Idaho?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greater Peoria Airport to Idaho.

  • What documentation or ID do you need to fly to Idaho?

    The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Peoria, Illinois to Idaho

Compare and see reviews for airlines that fly from Peoria, Illinois to Idaho with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $268Free CancellationRating
7.1
11,641 reviews
Search American Airlines flights
United AirlinesPriceFrom $274Free CancellationRating
7.4
9,768 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Peoria to Idaho?

Finding the right flight to Idaho from Peoria is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.

Can I find flights from Peoria to Idaho with flexible booking policies on momondo?

Flights from Peoria to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Peoria to Idaho?

Once all potential Peoria to Idaho flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Peoria to Idaho right now. Can momondo alert me if prices change?

Price alerts on flights to Idaho from Peoria are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Idaho trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 7/1
Wed 7/8

Find better results for your trip to Idaho

Popular cities in Idaho

Popular flights according to clicks in the last 7 days on momondo