What is the cheapest airline that flies from Illinois to Walla Walla?

Alaska Airlines is the most popular carrier operating from Illinois to Walla Walla

How long does it take to fly to Walla Walla?

Flight times from Illinois to Walla Walla vary, but if you’re flying out of Chicago and flying into Pasco (one of the most popular routes), then the duration is 6h 58m on average. Another popular route from Illinois to Walla Walla is flying from Peoria to Pasco, which will take roughly 13h 50m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Illinois to Walla Walla Airport?

Prices for flights from Illinois to Walla Walla Airport refresh daily.

How many operators does momondo search for flights from Illinois to Walla Walla Airport?

As of August 2025, there is 1 operator available to choose from for flights from Illinois to Walla Walla Airport.

How old do you have to be to fly from Illinois to Walla Walla Airport?

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 Illinois to Walla Walla Airport.

What documentation or ID do you need to fly to Walla Walla Airport?

The required travel and health documents for your Walla Walla Airport 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 Walla Walla Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$137 Cheap Flights from Illinois to Walla Walla in 2025

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Find the cheapest flights from Illinois to Walla Walla

Round-trip

One-way

Last minute

Cheap round-trip flights

5:45 pm - 12:18 amORD-ALW

8h 33m1 stop

1:34 pm - 12:03 amALW-ORD

8h 29m1 stop

$274Hawaiian Airlines

Find Deal

mar., sep. 23 - sáb., sep. 27

6:00 am - 1:02 pmORD-ALW

9h 02m1 stop

5:00 am - 11:59 pmALW-ORD

16h 59m1 stop

$275Alaska Airlines

Find Deal

sáb., oct. 4 - sáb., oct. 11

7:00 am - 12:17 amORD-ALW

19h 17m2 stops

5:00 am - 11:59 pmALW-ORD

16h 59m1 stop

$280Alaska Airlines

Find Deal

sáb., oct. 4 - sáb., oct. 11

2:07 pm - 12:18 amORD-ALW

12h 11m2 stops

1:34 pm - 10:07 pmALW-ORD

6h 33m1 stop

$300Alaska Airlines

Find Deal

mar., sep. 23 - sáb., sep. 27

6:00 am - 12:17 amORD-ALW

20h 17m1 stop

5:00 am - 11:59 pmALW-ORD

16h 59m1 stop

$325Alaska Airlines

Find Deal

mié., oct. 8 - dom., oct. 12

8:20 am - 12:17 amORD-ALW

17h 57m2 stops

5:00 am - 11:59 pmALW-ORD

16h 59m1 stop

$330Alaska Airlines

Find Deal

mié., oct. 8 - dom., oct. 12

2:07 pm - 12:18 amORD-ALW

12h 11m2 stops

5:00 am - 10:07 pmALW-ORD

15h 07m1 stop

$335Alaska Airlines

Find Deal

mar., sep. 23 - sáb., sep. 27

8:20 am - 12:17 amORD-ALW

17h 57m2 stops

5:00 am - 5:01 amALW-ORD

22h 01m2 stops

$369Alaska Airlines

Find Deal

mié., oct. 8 - dom., oct. 12

11:20 am - 12:54 pmMLI-ALW

27h 34m2 stops

1:34 pm - 11:05 pmALW-MLI

31h 31m2 stops

$646American Airlines

Find Deal

sáb., sep. 27 - mié., oct. 1

6:30 am - 12:54 pmMLI-ALW

32h 24m2 stops

1:34 pm - 11:05 pmALW-MLI

31h 31m2 stops

$697American Airlines

Find Deal

sáb., sep. 27 - mié., oct. 1

Alaska Airlines flights from Illinois to Walla Walla

Our best Alaska Airlines deals on Illinois to Walla Walla flight tickets

Alaska Airlines

Oct 4

ORD6:00 amChicago O'Hare Intl

9h 02m

1 stop

ALW1:02 pmWalla Walla

Oct 11

ALW5:00 amWalla Walla

16h 59m

1 stop

ORD11:59 pmChicago O'Hare Intl

$275

Find similar

Alaska Airlines

Oct 4

ORD7:00 amChicago O'Hare Intl

19h 17m

2 stops

ALW12:17 amWalla Walla

Oct 11

ALW5:00 amWalla Walla

16h 59m

1 stop

ORD11:59 pmChicago O'Hare Intl

$280

Find similar

Alaska Airlines

Sep 23

ORD2:07 pmChicago O'Hare Intl

12h 11m

2 stops

ALW12:18 amWalla Walla

Sep 27

ALW1:34 pmWalla Walla

6h 33m

1 stop

ORD10:07 pmChicago O'Hare Intl

$300

Find similar

American Airlines flights from Illinois to Walla Walla

Our best American Airlines deals on Illinois to Walla Walla flight tickets

American Airlines

Sep 27

MLI11:20 amMoline Quad-City

27h 34m

2 stops

ALW12:54 pmWalla Walla

Oct 1

ALW1:34 pmWalla Walla

31h 31m

2 stops

MLI11:05 pmMoline Quad-City

$646

Find similar

American Airlines

Sep 27

MLI6:30 amMoline Quad-City

32h 24m

2 stops

ALW12:54 pmWalla Walla

Oct 1

ALW1:34 pmWalla Walla

31h 31m

2 stops

MLI11:05 pmMoline Quad-City

$697

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoWalla Walla

ORD - ALW

ORDALW

Chicago O'Hare Intl

mar. 9/23

5:45 pm-12:18 am

1 stop8h 33m

Walla Walla

sáb. 9/27

1:34 pm-12:03 am

1 stop8h 29m

$274

ChicagoWalla Walla

ORD - ALW

ORDALW

Chicago O'Hare Intl

sáb. 10/4

6:00 am-1:02 pm

1 stop9h 02m

Walla Walla

sáb. 10/11

5:00 am-11:59 pm

1 stop16h 59m

$275

ChicagoWalla Walla

ORD - ALW

ORDALW

Chicago O'Hare Intl

sáb. 10/4

7:00 am-12:17 am

2 stops19h 17m

Walla Walla

sáb. 10/11

5:00 am-11:59 pm

1 stop16h 59m

$280

ChicagoWalla Walla

ORD - ALW

ORDALW

Chicago O'Hare Intl

mar. 9/23

2:07 pm-12:18 am

2 stops12h 11m

Walla Walla

sáb. 9/27

1:34 pm-10:07 pm

1 stop6h 33m

$300

ChicagoWalla Walla

ORD - ALW

ORDALW

Chicago O'Hare Intl

mié. 10/8

6:00 am-12:17 am

1 stop20h 17m

Walla Walla

dom. 10/12

5:00 am-11:59 pm

1 stop16h 59m

$325

ChicagoWalla Walla

ORD - ALW

ORDALW

Chicago O'Hare Intl

mié. 10/8

8:20 am-12:17 am

2 stops17h 57m

Walla Walla

dom. 10/12

5:00 am-11:59 pm

1 stop16h 59m

$330

ChicagoWalla Walla

ORD - ALW

ORDALW

Chicago O'Hare Intl

mar. 9/23

2:07 pm-12:18 am

2 stops12h 11m

Walla Walla

sáb. 9/27

5:00 am-10:07 pm

1 stop15h 07m

$335

ChicagoWalla Walla

ORD - ALW

ORDALW

Chicago O'Hare Intl

mié. 10/8

8:20 am-12:17 am

2 stops17h 57m

Walla Walla

dom. 10/12

5:00 am-5:01 am

2 stops22h 01m

$369

MolineWalla Walla

MLI - ALW

MLIALW

Moline Quad-City

sáb. 9/27

11:20 am-12:54 pm

2 stops27h 34m

Walla Walla

mié. 10/1

1:34 pm-11:05 pm

2 stops31h 31m

$646

MolineWalla Walla

MLI - ALW

MLIALW

Moline Quad-City

sáb. 9/27

6:30 am-12:54 pm

2 stops32h 24m

Walla Walla

mié. 10/1

1:34 pm-11:05 pm

2 stops31h 31m

$697

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Walla Walla

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

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Walla Walla?

The cheapest day to depart on your flight to Walla Walla is on a Tuesday when prices can be found for as low as $376. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $566.

What is the cheapest time of day to depart on your flight to Walla Walla?

Our most recent data shows that the best time of day to fly to Walla Walla is in the afternoon. Flights from Illinois to Walla Walla during this time can be as low as $428. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $497 on average. Flights to Walla Walla from Illinois in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Illinois to Walla Walla flight deals and tips

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

Direct flights	None

There are no direct flights from Illinois to Walla Walla. There are no popular flight routes from Illinois to Walla Walla.

Search flight deals

When did momondo last update prices for flights from Illinois to Walla Walla Airport?
Prices for flights from Illinois to Walla Walla Airport refresh daily.
How many operators does momondo search for flights from Illinois to Walla Walla Airport?
As of August 2025, there is 1 operator available to choose from for flights from Illinois to Walla Walla Airport.
How old do you have to be to fly from Illinois to Walla Walla Airport?
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 Illinois to Walla Walla Airport.
What documentation or ID do you need to fly to Walla Walla Airport?
The required travel and health documents for your Walla Walla Airport 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 Walla Walla Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Walla Walla

Compare and see reviews for airlines that fly from Illinois to Walla Walla with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $345	Free Cancellation	Rating 8.0 10,000 reviews		Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Walla Walla?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Walla Walla. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Illinois to Walla Walla with flexible booking policies on momondo?

Yes. All flights to Walla Walla from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Walla Walla?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Walla Walla from Illinois.

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

Yes momondo offers price alerts on flights to Walla Walla from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.