What airlines fly to Illinois?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to Illinois from Spokane according to our data. Delta is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

How many flights depart from Spokane to Illinois on average per week?

As of September 2025, there are 30 flights per week flying from Spokane to Illinois. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

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

Frontier, Alaska Airlines, and American Airlines are the most popular carriers operating from Spokane to Illinois

How many flights depart from Spokane to Illinois on average per day?

The number of flights available between Spokane and Illinois is 4 per day as of September 2025. The most frequent departure time is 1:00PM, with 60% of daily flights leaving at noon.

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

Prices for flights from Spokane Airport to Illinois are updated daily.

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

As of September 2025, there are 5 operators available to choose from for flights from Spokane Airport to Illinois.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Spokane Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

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

$93 Cheap Flights from Spokane to Illinois in 2025/26

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Find the cheapest flights from Spokane to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

12:03 pm - 12:15 amGEG-ORD

10h 12m1 stop

6:00 am - 11:08 amORD-GEG

7h 08m1 stop

$198Frontier

Find Deal

Thu, Nov 6 - Thu, Nov 13

1:20 pm - 12:24 amGEG-ORD

9h 04m1 stop

6:00 am - 11:02 amORD-GEG

7h 02m1 stop

$206Alaska Airlines

Find Deal

Wed, Oct 29 - Thu, Oct 30

1:12 pm - 7:04 pmGEG-ORD

3h 52mnonstop

10:17 am - 12:09 pmORD-GEG

3h 52mnonstop

$215American Airlines

Find Deal

Wed, Oct 29 - Sat, Nov 1

1:12 pm - 7:04 pmGEG-ORD

3h 52mnonstop

10:30 am - 12:20 pmORD-GEG

3h 50mnonstop

$227American Airlines

Find Deal

Tue, Oct 21 - Tue, Oct 28

6:30 am - 6:34 pmGEG-MDW

10h 04m2 stops

9:20 am - 1:14 pmMDW-GEG

5h 54m1 stop

$240Delta

Find Deal

Tue, Mar 3 - Wed, Mar 4

11:15 am - 9:55 pmGEG-ORD

8h 40m2 stops

7:30 am - 1:00 pmORD-GEG

7h 30m1 stop

$240Delta

Find Deal

Tue, Mar 3 - Wed, Mar 4

4:05 pm - 11:59 pmGEG-ORD

5h 54m1 stop

9:15 am - 11:31 amORD-GEG

4h 16mnonstop

$245United Airlines

Find Deal

Wed, Oct 29 - Thu, Oct 30

6:25 am - 5:00 pmGEG-MDW

8h 35m2 stops

5:30 am - 9:35 amMDW-GEG

6h 05m1 stop

$260Southwest

Find Deal

Wed, Oct 29 - Mon, Nov 3

6:25 am - 5:00 pmGEG-MDW

8h 35m2 stops

7:50 am - 4:35 pmMDW-GEG

10h 45m2 stops

$265Southwest

Find Deal

Wed, Oct 29 - Thu, Oct 30

5:05 am - 6:17 pmGEG-STL

11h 12m2 stops

9:00 am - 12:45 pmSTL-GEG

5h 45m1 stop

$296United Airlines

Find Deal

Sat, Oct 25 - Sat, Nov 1

American Airlines flights from Spokane to Illinois

Our best American Airlines deals on Spokane to Illinois flight tickets

American Airlines

Oct 29

GEG1:12 pmSpokane

3h 52m

ORD7:04 pmChicago O'Hare Intl

Nov 1

ORD10:17 amChicago O'Hare Intl

3h 52m

GEG12:09 pmSpokane

$215

Find similar

American Airlines

Oct 21

GEG1:12 pmSpokane

3h 52m

ORD7:04 pmChicago O'Hare Intl

Oct 28

ORD10:30 amChicago O'Hare Intl

3h 50m

GEG12:20 pmSpokane

$227

Find similar

American Airlines

Oct 29

GEG1:12 pmSpokane

3h 52m

ORD7:04 pmChicago O'Hare Intl

Oct 30

ORD10:30 amChicago O'Hare Intl

3h 50m

GEG12:20 pmSpokane

$235

Find similar

Delta flights from Spokane to Illinois

Our best Delta deals on Spokane to Illinois flight tickets

Delta

Mar 3

GEG11:15 amSpokane

8h 40m

2 stops

ORD9:55 pmChicago O'Hare Intl

Mar 4

ORD7:30 amChicago O'Hare Intl

7h 30m

1 stop

GEG1:00 pmSpokane

$240

Find similar

Delta

Nov 7

GEG12:51 pmSpokane

9h 07m

1 stop

ORD11:58 pmChicago O'Hare Intl

Nov 12

ORD5:23 amChicago O'Hare Intl

8h 43m

1 stop

GEG12:06 pmSpokane

$255

Find similar

Delta

Dec 7

GEG3:35 pmSpokane

6h 24m

1 stop

ORD11:59 pmChicago O'Hare Intl

Dec 13

ORD9:45 amChicago O'Hare Intl

12h 24m

2 stops

GEG8:09 pmSpokane

$260

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Thu 11/6

12:03 pm-12:15 am

1 stop10h 12m

Chicago O'Hare Intl

Thu 11/13

6:00 am-11:08 am

1 stop7h 08m

$198

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Wed 10/29

1:20 pm-12:24 am

1 stop9h 04m

Chicago O'Hare Intl

Thu 10/30

6:00 am-11:02 am

1 stop7h 02m

$206

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Wed 10/29

1:12 pm-7:04 pm

Nonstop3h 52m

Chicago O'Hare Intl

Sat 11/1

10:17 am-12:09 pm

Nonstop3h 52m

$215

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 10/21

1:12 pm-7:04 pm

Nonstop3h 52m

Chicago O'Hare Intl

Tue 10/28

10:30 am-12:20 pm

Nonstop3h 50m

$227

SpokaneChicago

GEG - MDW

GEGMDW

Spokane

Tue 3/3

6:30 am-6:34 pm

2 stops10h 04m

Chicago Midway

Wed 3/4

9:20 am-1:14 pm

1 stop5h 54m

$240

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 3/3

11:15 am-9:55 pm

2 stops8h 40m

Chicago O'Hare Intl

Wed 3/4

7:30 am-1:00 pm

1 stop7h 30m

$240

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Wed 10/29

4:05 pm-11:59 pm

1 stop5h 54m

Chicago O'Hare Intl

Thu 10/30

9:15 am-11:31 am

Nonstop4h 16m

$245

SpokaneChicago

GEG - MDW

GEGMDW

Spokane

Wed 10/29

6:25 am-5:00 pm

2 stops8h 35m

Chicago Midway

Mon 11/3

5:30 am-9:35 am

1 stop6h 05m

$260

SpokaneChicago

GEG - MDW

GEGMDW

Spokane

Wed 10/29

6:25 am-5:00 pm

2 stops8h 35m

Chicago Midway

Thu 10/30

7:50 am-4:35 pm

2 stops10h 45m

$265

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Sat 10/25

5:05 am-6:17 pm

2 stops11h 12m

Lambert-St Louis

Sat 11/1

9:00 am-12:45 pm

1 stop5h 45m

$296

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Spokane to Illinois

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 month to fly to Illinois?

The cheapest month to fly to Illinois from Spokane is in January. Flight prices, which tend to average around $264, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $288.

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

The cheapest day to depart from Spokane to Illinois is on a Thursday when prices can be found for as low as $435. Flights from Spokane to Illinois on a Sunday will generally be more expensive and average around $597. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Spokane to Illinois during this time can be as low as $295. Flights in the evening are often more expensive with an average ticket price of $574.

What is the cheapest Spokane to Illinois flight route?

Fly from Spokane to Chicago O'Hare Intl for the best Spokane - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Spokane when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $348 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Spokane for as low as $220 on momondo.

What cabin class options are available on Spokane to Illinois flights?

There are 4 cabin classes available to choose from on Spokane to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Spokane to Illinois flights?

No. A direct flight is the cheapest option for a flight between Spokane to Illinois.

Cheap Spokane to Illinois flight deals and tips

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

Best Price Found	$163
Fastest flight time	3h 23m
Direct flights	Every day
Airports in Illinois	1 airport

The best one-way flight to Illinois from Spokane in the past 72 hours is $163. The best round-trip flight deal from Spokane to Illinois found on momondo in the last 72 hours is $352.

The fastest flight from Spokane to Illinois takes 3h 23m

Direct flights go from Spokane to Illinois every day.

There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)

Search flight deals

When did momondo last update prices for flights from Spokane Airport to Illinois?
Prices for flights from Spokane Airport to Illinois are updated daily.
How many operators does momondo search for flights from Spokane Airport to Illinois?
As of September 2025, there are 5 operators available to choose from for flights from Spokane Airport to Illinois.
How old do you have to be to fly from Spokane Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Spokane Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois 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 Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Spokane to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Spokane to Illinois is Airbus A319, representing 54.52% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 26.63%, Boeing 737-800 Passenger/BBJ2 (winglets) at 8.79%, and Boeing 737-800 at 2.01%.

Best airlines flying from Spokane to Illinois

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $189	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
Southwest	PriceFrom $194	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
American Airlines	PriceFrom $199	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $219	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $238	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Spokane to Illinois. momondo saves you time and could save you money on your trip.

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

Flights from Spokane to Illinois 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 Spokane to Illinois?

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 Illinois from Spokane.

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

Price alerts on flights to Illinois from Spokane 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 Illinois trip

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Find better results for your trip to Illinois

Popular cities in Illinois

Flights to New Yorkfrom $50

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Flights to Chicagofrom $66

Flights to Orlandofrom $57

Flights to Las Vegasfrom $47

Flights to San Franciscofrom $59

Flights to Washington, D.C.from $60

Flights to Bostonfrom $72

Flights to Atlantafrom $51

Flights to Dallasfrom $60

Flights to Seattlefrom $90

Cheap flights from Spokane to Illinois from $93

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Spokane to Illinois departing on 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Find the cheapest flights from Spokane to Illinois

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American Airlines flights from Spokane to Illinois

Our best American Airlines deals on Spokane to Illinois flight tickets

Delta flights from Spokane to Illinois

Our best Delta deals on Spokane to Illinois flight tickets

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How to get the cheapest flight ticket from Spokane to Illinois

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 month to fly to Illinois?

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

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

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Spokane to Illinois during this time can be as low as $295. Flights in the evening are often more expensive with an average ticket price of $574.

What is the cheapest Spokane to Illinois flight route?

Fly from Spokane to Chicago O'Hare Intl for the best Spokane - Illinois flight prices

How far in advance should I book a flight to Illinois?

What cabin class options are available on Spokane to Illinois flights?

There are 4 cabin classes available to choose from on Spokane to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Spokane to Illinois flights?

No. A direct flight is the cheapest option for a flight between Spokane to Illinois.

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

Frontier, Alaska Airlines, and American Airlines are the most popular carriers operating from Spokane to Illinois

What airlines fly to Illinois?

How many flights depart from Spokane to Illinois on average per day?

The number of flights available between Spokane and Illinois is 4 per day as of September 2025. The most frequent departure time is 1:00PM, with 60% of daily flights leaving at noon.

How many flights depart from Spokane to Illinois on average per week?

As of September 2025, there are 30 flights per week flying from Spokane to Illinois. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

Cheap Spokane to Illinois flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

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

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

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

What documentation or ID do you need to fly to Illinois?

What is the most popular plane model from Spokane to Illinois?

Best airlines flying from Spokane to Illinois

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

Why use momondo?

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

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

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

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

An easier way to manage your Illinois 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.

Find better results for your trip to Illinois

Popular cities in Illinois

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