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$164+ Cheap flights from Erie (ERI) 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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
ERI — ORD
Jun 5 — Jun 121
Fri 6/5
Fri 6/12
1 adult, Economy
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Cheap flight deals from Erie to Illinois

Cheapest flights from Erie to Illinois
Explore the most affordable flight options available from Erie to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/239:02 pm
ERI
-
ORD
1 stop27h 11m
Multiple Airlines
Tue 6/94:59 pm
ORD
-
ERI
1 stop26h 23m
Multiple Airlines
Deal found 5/4$232
This American Airlines deal was found by Cheapflights users on 5/4. 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 6/206:05 am
ERI
-
ORD
Nonstop1h 55m
American Airlines
Mon 6/229:15 pm
ORD
-
ERI
Nonstop1h 39m
American Airlines
Deal found 5/4$239
This American Airlines deal was found by Cheapflights users on 5/5. 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 8/255:00 am
ERI
-
ORD
Nonstop2h 06m
American Airlines
Sat 9/54:48 pm
ORD
-
ERI
1 stop5h 10m
American Airlines
Deal found 5/5$248
This American Airlines deal was found by Cheapflights users on 5/2. 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 5/235:20 pm
ERI
-
ORD
1 stop7h 39m
American Airlines
Sun 5/245:10 am
ORD
-
ERI
1 stop4h 57m
American Airlines
Deal found 5/2$258
This American Airlines deal was found by Cheapflights users on 5/4. 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 6/205:20 pm
ERI
-
ORD
1 stop5h 13m
American Airlines
Tue 6/239:15 pm
ORD
-
ERI
Nonstop1h 39m
American Airlines
Deal found 5/4$264
This American Airlines deal was found by Cheapflights users on 5/2. 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.
Wed 6/35:20 pm
ERI
-
ORD
1 stop5h 17m
American Airlines
Sat 6/68:00 am
ORD
-
ERI
1 stop7h 55m
American Airlines
Deal found 5/2$273
This American Airlines deal was found by Cheapflights users on 5/3. 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 5/1912:01 pm
ERI
-
ORD
1 stop6h 57m
American Airlines
Sat 5/237:58 am
ORD
-
ERI
1 stop7h 57m
American Airlines
Deal found 5/3$288
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Wed 6/176:28 am
ERI
-
ORD
Nonstop2h 00m
American Airlines
Wed 6/245:10 am
ORD
-
ERI
1 stop4h 57m
American Airlines
Deal found 5/4$298
This American Airlines deal was found by Cheapflights users on 5/2. 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.
Fri 6/56:23 am
ERI
-
ORD
Nonstop2h 00m
American Airlines
Sat 6/69:15 pm
ORD
-
ERI
Nonstop1h 39m
American Airlines
Deal found 5/2$309
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:02 pm
ERI
-
ORD
1 stop27h 11m
Multiple Airlines
Tue 6/96:55 am
ORD
-
ERI
2 stops36h 27m
Multiple Airlines
Deal found 5/2$318
This American Airlines deal was found by Cheapflights users on 5/4. 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 9/296:40 am
ERI
-
ORD
Nonstop1h 40m
American Airlines
Sat 10/38:55 pm
ORD
-
ERI
Nonstop1h 20m
American Airlines
Deal found 5/4$319
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Wed 6/35:20 pm
ERI
-
STL
1 stop7h 24m
American Airlines
Wed 6/107:03 am
STL
-
ERI
1 stop15h 51m
American Airlines
Deal found 5/4$331

Find flight deals from Erie to Illinois

Keep the following information in mind while searching for Erie to Illinois flight deals. Data was last updated May 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$232
(Kiwi.com)

One-way from

$164
(American Airlines)

Good round-trip deal

$494 or less

Good one-way deal

$288 or less
Provider with most accurate pricing for Erie-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Erie-Chicago (CHI) flights.
Search Deals
From Erie to Illinois
Search Deals
One-way flight from Erie to Illinois
Search Deals
Price to beat on a round-trip flight from Erie to Illinois.
Search Deals
Price to beat on a one-way flight from Erie to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Erie 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 May 6, 2026.
Use the filters below to find and compare flights from Erie to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ErieChicago

ERI - ORD

ERIORD

Erie

Fri 6/26

6:28 am-7:28 am

Nonstop2h 00m

Chicago O'Hare Intl

Sun 6/28

9:15 pm-11:54 pm

Nonstop1h 39m

$239

ErieChicago

ERI - ORD

ERIORD

Erie

Thu 7/23

6:15 am-7:16 am

Nonstop2h 01m

Chicago O'Hare Intl

Mon 7/27

9:21 pm-11:59 pm

Nonstop1h 38m

$239

ErieChicago

ERI - ORD

ERIORD

Erie

Mon 6/8

6:23 am-7:23 am

Nonstop2h 00m

Chicago O'Hare Intl

Sun 6/14

9:15 pm-11:54 pm

Nonstop1h 39m

$239
Quickest round-trip

ErieChicago

ERI - ORD

ERIORD

Erie

Sat 6/20

6:05 am-7:00 am

Nonstop1h 55m

Chicago O'Hare Intl

Mon 6/22

9:15 pm-11:54 pm

Nonstop1h 39m

$239

ErieChicago

ERI - ORD

ERIORD

Erie

Tue 8/25

5:00 am-6:06 am

Nonstop2h 06m

Chicago O'Hare Intl

Sat 9/5

9:18 pm-11:59 pm

Nonstop1h 41m

$239

ErieChicago

ERI - ORD

ERIORD

Erie

Sat 6/20

6:05 am-7:00 am

Nonstop1h 55m

Chicago O'Hare Intl

Tue 6/23

9:15 pm-11:54 pm

Nonstop1h 39m

$239

ErieChicago

ERI - ORD

ERIORD

Erie

Wed 6/3

5:20 pm-9:37 pm

1 stop5h 17m

Chicago O'Hare Intl

Sat 6/6

9:15 pm-11:54 pm

Nonstop1h 39m

$248

ErieSt. Louis

ERI - STL

ERISTL

Erie

Wed 6/3

5:20 pm-11:44 pm

1 stop7h 24m

Lambert-St Louis

Wed 6/10

7:03 am-11:54 pm

1 stop15h 51m

$331

ErieSt. Louis

ERI - STL

ERISTL

Erie

Tue 5/19

12:01 pm-10:19 pm

2 stops11h 18m

Lambert-St Louis

Sat 5/23

6:15 am-4:55 pm

2 stops9h 40m

$369

ErieSt. Louis

ERI - STL

ERISTL

Erie

Thu 7/2

5:15 am-11:55 am

1 stop7h 40m

Lambert-St Louis

Sun 7/5

5:58 pm-12:12 am

1 stop5h 14m

$429

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Erie to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Erie 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 Erie to Illinois
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Erie 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 Erie to Illinois?

    Erie (ERI) is the airport you will fly out of if you book a flight from Erie to Illinois. It is only a 5.7 mi journey to Erie (ERI) from Erie’s city center.

  • How long is the flight from Erie to Illinois?

    A quick flight from Erie to Illinois can take about 2h. American Airlines provides one of the quickest options available for as low as $239. The distance from Erie to Illinois is about 396 mi. All flights are typically nonstop.

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

    When deciding which route to take from Erie to Illinois consider Erie - Chicago O'Hare Intl, Erie - Lambert-St Louis or Erie - Chicago Midway as they are the most popular.

  • What are the cheapest flights from Erie to Illinois?

    On average you can expect to pay $451 for a flight from Erie to Illinois. The cheapest flight overall is $238 while the most popular route, (Erie - Chicago O'Hare Intl) is currently priced at $232.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Erie 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.

See more FAQs

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