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$88+ Cheap flights from Spokane (GEG) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — ORD
Apr 14 — Apr 211
Mon 4/14
Mon 4/21
1 adult, Economy
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Cheap flight deals from Spokane to Illinois

Keep the following information in mind while searching for Spokane to Illinois flight deals. Data was last updated April 9, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$210
(Delta)

One-way from

$88
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$386

Good round-trip deal

$345 or less

Good one-way deal

$182 or less
Provider with most accurate pricing for Spokane-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Spokane-Chicago (CHI) flights.
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From Spokane to Illinois
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One-way flight from Spokane to Illinois
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Spokane to Illinois.
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Price to beat on a one-way flight from Spokane to Illinois.
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Find flight deals from Spokane to Illinois

Cheapest flights from Spokane to Illinois
Explore the most affordable flight options available from Spokane to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2025.

This Delta deal was found by Cheapflights users on 4/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/277:25 pmGEG - ORD
2 stops10h 59mDelta
Wed 6/41:45 pmORD - GEG
2 stops11h 30mDelta
Deal found 4/8$210
This Delta deal was found by Cheapflights users on 4/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/286:00 amGEG - MDW
2 stops10h 20mDelta
Mon 5/57:00 pmMDW - GEG
1 stop6h 56mDelta
Deal found 4/8$211
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/27:00 amGEG - ORD
1 stop9h 01mAlaska Airlines
Sun 5/46:00 amORD - GEG
1 stop6h 50mAlaska Airlines
Deal found 4/8$222
This American Airlines deal was found by Cheapflights users on 4/8. 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.
Tue 6/101:51 pmGEG - ORD
Nonstop3h 44mAmerican Airlines
Tue 6/1710:55 amORD - GEG
Nonstop4h 16mAmerican Airlines
Deal found 4/8$225
This Southwest deal was found by Cheapflights users on 4/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/284:15 pmGEG - MDW
1 stop6h 50mSouthwest
Wed 4/305:50 amMDW - GEG
1 stop5h 55mSouthwest
Deal found 4/8$228
This Southwest deal was found by Cheapflights users on 4/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/198:25 amGEG - ORD
2 stops11h 55mSouthwest
Tue 8/266:15 amORD - GEG
1 stop7h 05mSouthwest
Deal found 4/7$274
This American Airlines deal was found by Cheapflights users on 4/8. 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.
Tue 5/61:22 pmGEG - STL
1 stop7h 23mAmerican Airlines
Tue 5/135:19 amSTL - GEG
1 stop9h 06mAmerican Airlines
Deal found 4/8$299
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:00 amGEG - STL
1 stop14h 59mAlaska Airlines
Tue 5/63:08 pmSTL - GEG
1 stop6h 50mAlaska Airlines
Deal found 4/8$302
This Delta deal was found by Cheapflights users on 4/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/12:22 pmGEG - STL
1 stop7h 05mDelta
Tue 7/296:59 pmSTL - GEG
1 stop6h 34mDelta
Deal found 4/8$303
This American Airlines deal was found by Cheapflights users on 4/8. 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.
Sat 6/71:51 pmGEG - PIA
1 stop7h 28mAmerican Airlines
Tue 6/106:00 amPIA - GEG
1 stop9h 11mAmerican Airlines
Deal found 4/8$331
This United Airlines deal was found by Cheapflights users on 4/8. 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.
Wed 5/146:00 amGEG - STL
1 stop8h 52mUnited Airlines
Mon 5/196:11 pmSTL - GEG
1 stop7h 27mUnited Airlines
Deal found 4/8$334
This United Airlines deal was found by Cheapflights users on 4/8. 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.
Tue 5/277:00 amGEG - ORD
Nonstop3h 39mUnited Airlines
Wed 6/47:35 pmORD - GEG
Nonstop4h 21mUnited Airlines
Deal found 4/8$335

Cheapflights Fare Finder

Customize your flight search to find flights from Spokane to Illinois 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 2,558,603 searches. Data last updated April 9, 2025.
Use the filters below to find and compare flights from Spokane to Illinois that are best for you.

Fly from

Spokane

Fly to

Illinois

Route

Depart

Return

Price

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 5/27

7:25 pm-8:24 am

2 stops10h 59m

Chicago O'Hare Intl

Wed 6/4

1:45 pm-11:15 pm

2 stops11h 30m

$210

SpokaneChicago

GEG - MDW

GEGMDW

Spokane

Mon 4/28

6:00 am-6:20 pm

2 stops10h 20m

Chicago Midway

Mon 5/5

7:00 pm-11:56 pm

1 stop6h 56m

$211

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Fri 5/2

7:00 am-6:01 pm

1 stop9h 01m

Chicago O'Hare Intl

Sun 5/4

6:00 am-10:50 am

1 stop6h 50m

$222

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 6/10

1:51 pm-7:35 pm

Nonstop3h 44m

Chicago O'Hare Intl

Tue 6/17

10:55 am-1:11 pm

Nonstop4h 16m

$225

SpokaneChicago

GEG - MDW

GEGMDW

Spokane

Mon 4/28

4:15 pm-1:05 am

1 stop6h 50m

Chicago Midway

Wed 4/30

5:50 am-9:45 am

1 stop5h 55m

$228

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 8/19

8:25 am-10:20 pm

2 stops11h 55m

Chicago O'Hare Intl

Tue 8/26

6:15 am-11:20 am

1 stop7h 05m

$274

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 5/1

7:00 am-11:59 pm

1 stop14h 59m

Lambert-St Louis

Tue 5/6

3:08 pm-7:58 pm

1 stop6h 50m

$302

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 5/1

6:27 am-5:23 pm

1 stop8h 56m

Lambert-St Louis

Mon 5/5

5:15 am-12:25 pm

1 stop9h 10m

$307

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 5/1

1:25 pm-12:42 am

2 stops9h 17m

Lambert-St Louis

Tue 5/6

11:15 am-8:44 pm

2 stops11h 29m

$326

SpokanePeoria

GEG - PIA

GEGPIA

Spokane

Sat 6/7

1:51 pm-11:19 pm

1 stop7h 28m

Greater Peoria

Tue 6/10

6:00 am-1:11 pm

1 stop9h 11m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Showing 1-10 of 38 results
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Best time to book a flight from Spokane to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Spokane with our price prediction graph.
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 Spokane to Illinois

What is the cheapest month to book a flight from Spokane to Illinois?

Currently, August is the cheapest month in which you can book a flight from Spokane to Illinois (average of $245). Flying from Spokane to Illinois in March is currently the most expensive (average of $321). 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 GEG to IL?

Find hourly flight availability from Spokane to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 9, 2025.

When flying from Spokane to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated April 9, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Spokane to Illinois by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,847 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,847 reviews
Alaska Airlines
8.0
Very good
9,847 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,281 reviews
Alaska Airlines
8.0
Very good
9,847 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,906 reviews
Alaska Airlines
8.0
Very good
9,847 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,361 reviews
Alaska Airlines
8.0
Very good
9,847 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,633 reviews
Alaska Airlines
8.0
Very good
9,847 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Spokane to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Spokane to Illinois?

    If you book a flight to Illinois from Spokane, you will be flying from Spokane, which is the city’s only airport. Spokane (GEG) is located 5.6 mi from the center of Spokane.

  • What are the cheapest airlines to fly from Spokane to Illinois one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $88. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from Spokane to Illinois for a low price.

  • What are the most popular routes from Spokane to Illinois?

    While some choose either Spokane - Chicago Midway or Spokane - Lambert-St Louis, Spokane - Chicago O'Hare Intl is the most popular route from Spokane to Illinois.

  • What are the cheapest flights from Spokane to Illinois?

    While on average a flight from Spokane to Illinois is generally $2,207, our data shows the cheapest flight currently is $87. When looking at the most popular route, (Spokane - Chicago O'Hare Intl), you can expect to pay $181 for that flight.

  • Can I find deals for flights from Spokane to Illinois that include hotel bookings?

    Yes. In addition to deals on Spokane to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Spokane to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Spokane to Illinois.

  • Can I find deals for business class flights from Spokane to Illinois?

    Yes. Cheapflights offers flight deals from Spokane to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Spokane to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Spokane to Illinois (average of $245). Flying from Spokane to Illinois in March is currently the most expensive (average of $321). 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.

See more FAQs

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Alternative routes for Spokane to Illinois

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Top 5 airlines flying from Spokane to Illinois

Discover the top 5 airlines that operate flights from Spokane to Illinois. 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 2,558,603 searches. Data last updated April 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$175Average$531FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$354FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$235Average$441FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$250Average$420FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$282Average$480FlexibilityNo cancel feeOn-time69%

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