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$90+ 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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — ORD
Mar 13 — Mar 201
Thu 3/13
Thu 3/20
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 March 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$234
(Delta)

One-way from

$90
(Frontier)

Popular in

December

Cheapest in

January

Average price

$345

Good round-trip deal

$428 or less

Good one-way deal

$209 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. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 8, 2025.

This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1110:45 pmGEG - ORD
1 stop7h 49mDelta
Sun 4/205:30 amORD - GEG
1 stop8h 13mDelta
Deal found 3/7$234
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/228:03 amGEG - ORD
1 stop7h 58mAlaska Airlines
Fri 4/257:19 pmORD - GEG
1 stop6h 40mAlaska Airlines
Deal found 3/6$238
This Frontier deal was found by Cheapflights users on 3/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1011:48 amGEG - ORD
1 stop10h 11mFrontier
Tue 6/175:35 amORD - GEG
1 stop7h 34mFrontier
Deal found 3/7$240
This Southwest deal was found by Cheapflights users on 3/7. 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 4/223:20 pmGEG - MDW
1 stop7h 05mSouthwest
Wed 4/236:45 pmMDW - GEG
1 stop6h 10mSouthwest
Deal found 3/7$247
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/227:25 pmGEG - MDW
2 stops11h 15mDelta
Fri 4/253:02 pmMDW - GEG
2 stops10h 57mDelta
Deal found 3/7$249
This Hawaiian Airlines deal was found by Cheapflights users on 3/7. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/258:36 pmGEG - ORD
1 stop7h 04mHawaiian Airlines
Tue 4/12:05 pmORD - GEG
1 stop7h 51mHawaiian Airlines
Deal found 3/7$263
This American Airlines deal was found by Cheapflights users on 3/7. 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 6/101:35 pmGEG - ORD
Nonstop3h 47mAmerican Airlines
Tue 6/175:36 pmORD - GEG
1 stop7h 44mAmerican Airlines
Deal found 3/7$275
This Frontier deal was found by Cheapflights users on 3/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1011:54 amGEG - MDW
1 stop10h 33mFrontier
Sun 7/136:15 amMDW - GEG
1 stop6h 54mFrontier
Deal found 3/7$300
This Southwest deal was found by Cheapflights users on 3/7. 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.
Fri 6/275:00 amGEG - ORD
1 stop9h 45mSouthwest
Sat 7/54:00 pmORD - GEG
1 stop10h 05mSouthwest
Deal found 3/7$326
This Delta deal was found by Cheapflights users on 3/8. 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.
Thu 8/711:55 amGEG - STL
1 stop7h 36mDelta
Tue 8/128:55 amSTL - GEG
1 stop6h 09mDelta
Deal found 3/8$342
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Sun 4/133:21 pmGEG - STL
1 stop6h 29mAmerican Airlines
Thu 4/177:33 amSTL - GEG
1 stop8h 05mAmerican Airlines
Deal found 3/7$347
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/267:00 amGEG - STL
1 stop14h 59mAlaska Airlines
Wed 4/96:44 amSTL - GEG
2 stops13h 40mAlaska Airlines
Deal found 3/7$350

Find flights from Spokane to Illinois within your budget

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 March 8, 2025.

Fly from

Spokane

Fly to

Illinois

Route

Depart

Return

Price

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Fri 4/11

10:45 pm-8:34 am

1 stop7h 49m

Chicago O'Hare Intl

Sun 4/20

5:30 am-11:43 am

1 stop8h 13m

$234

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 4/22

8:03 am-6:01 pm

1 stop7h 58m

Chicago O'Hare Intl

Fri 4/25

7:19 pm-11:59 pm

1 stop6h 40m

$238

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 6/10

11:48 am-11:59 pm

1 stop10h 11m

Chicago O'Hare Intl

Tue 6/17

5:35 am-11:09 am

1 stop7h 34m

$240

SpokaneChicago

GEG - MDW

GEGMDW

Spokane

Tue 4/22

3:20 pm-12:25 am

1 stop7h 05m

Chicago Midway

Wed 4/23

6:45 pm-10:55 pm

1 stop6h 10m

$247

SpokaneChicago

GEG - MDW

GEGMDW

Spokane

Tue 4/22

7:25 pm-8:40 am

2 stops11h 15m

Chicago Midway

Fri 4/25

3:02 pm-11:59 pm

2 stops10h 57m

$249

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 3/25

8:36 pm-5:40 am

1 stop7h 04m

Chicago O'Hare Intl

Tue 4/1

2:05 pm-7:56 pm

1 stop7h 51m

$263

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 6/10

1:35 pm-7:22 pm

Nonstop3h 47m

Chicago O'Hare Intl

Tue 6/17

5:36 pm-11:20 pm

1 stop7h 44m

$275

SpokaneChicago

GEG - MDW

GEGMDW

Spokane

Thu 7/10

11:54 am-12:27 am

1 stop10h 33m

Chicago Midway

Sun 7/13

6:15 am-11:09 am

1 stop6h 54m

$300

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Fri 6/27

5:00 am-4:45 pm

1 stop9h 45m

Chicago O'Hare Intl

Sat 7/5

4:00 pm-12:05 am

1 stop10h 05m

$326

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 8/7

11:55 am-9:31 pm

1 stop7h 36m

Lambert-St Louis

Tue 8/12

8:55 am-1:04 pm

1 stop6h 09m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 33 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.

Travel insights for flights from Spokane to Illinois

Get recent, data-driven insights about flights from Spokane to Illinois including ideal travel times, pricing trends, and more.

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 $326). 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 March 8, 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 March 8, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest
8.1
Very good
4,314 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Alaska Airlines
8.0
Very good
9,716 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta
8.0
Very good
8,024 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Hawaiian Airlines
7.9
Good
2,316 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines
7.4
Good
8,649 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 Frontier, with whom users have recently found tickets for as low as $90. However, be on the lookout for offers from American Airlines and Delta, 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 $1,110, our data shows the cheapest flight currently is $134. When looking at the most popular route, (Spokane - Chicago O'Hare Intl), you can expect to pay $215 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 $326). 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.

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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 March 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$216Average$349FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$248Average$445FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$268Average$535FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$282Average$480FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$312Average$503FlexibilityNo cancel feeOn-time63%
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