HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$313+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ERI — ORD
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Erie to Illinois with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find 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 October 16, 2025.

This American Airlines deal was found by Cheapflights users on 10/16. 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 10/312:48 pmERI - ORD
1 stop7h 22mAmerican Airlines
Tue 11/45:00 amORD - ERI
1 stop6h 18mAmerican Airlines
Deal found 10/16$425
This American Airlines deal was found by Cheapflights users on 10/15. 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 12/56:11 pmERI - ORD
1 stop6h 28mAmerican Airlines
Sat 12/62:03 pmORD - ERI
1 stop7h 46mAmerican Airlines
Deal found 10/15$473
This American Airlines deal was found by Cheapflights users on 10/14. 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 10/184:52 pmERI - ORD
1 stop8h 01mAmerican Airlines
Mon 10/204:59 pmORD - ERI
1 stop4h 54mAmerican Airlines
Deal found 10/14$493
This American Airlines deal was found by Cheapflights users on 10/16. 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 10/171:45 pmERI - STL
1 stop6h 45mAmerican Airlines
Sun 10/197:23 amSTL - ERI
1 stop4h 57mAmerican Airlines
Deal found 10/16$536
This American Airlines deal was found by Cheapflights users on 10/15. 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.
Thu 10/307:25 amERI - ORD
1 stop7h 47mAmerican Airlines
Mon 11/36:46 amORD - ERI
1 stop4h 32mAmerican Airlines
Deal found 10/15$586
This American Airlines deal was found by Cheapflights users on 10/15. 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.
Thu 10/307:25 amERI - ORD
1 stop7h 47mAmerican Airlines
Sun 11/25:00 amORD - ERI
1 stop4h 47mAmerican Airlines
Deal found 10/15$615
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 10/187:54 pmERI - MDW
1 stop16h 11mMultiple Airlines
Mon 10/2010:56 pmMDW - ERI
2 stops43h 18mMultiple Airlines
Deal found 10/14$675

Cheap flight deals from Erie to Illinois

Keep the following information in mind while searching for Erie to Illinois flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$473
(American Airlines)

One-way from

$313
(KAYAK)
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

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 October 16, 2025.
Use the filters below to find and compare flights from Erie to Illinois that are best for you.

Fly from

Erie

Fly to

Illinois

Route

Depart

Return

Price

ErieChicago

ERI - ORD

ERIORD

Erie

Fri 10/31

2:48 pm-11:50 pm

2 stops10h 02m

Chicago O'Hare Intl

Tue 11/4

1:15 pm-10:22 pm

2 stops8h 07m

$436

ErieChicago

ERI - ORD

ERIORD

Erie

Fri 12/5

6:11 pm-11:39 pm

1 stop6h 28m

Chicago O'Hare Intl

Sat 12/6

2:03 pm-10:49 pm

1 stop7h 46m

$473

ErieSt. Louis

ERI - STL

ERISTL

Erie

Wed 2/18

6:14 am-12:11 pm

1 stop6h 57m

Lambert-St Louis

Sat 2/21

2:32 pm-10:22 pm

1 stop6h 50m

$522

ErieChicago

ERI - ORD

ERIORD

Erie

Thu 10/30

7:25 am-2:12 pm

1 stop7h 47m

Chicago O'Hare Intl

Mon 11/3

6:46 am-12:18 pm

1 stop4h 32m

$586

ErieChicago

ERI - ORD

ERIORD

Erie

Thu 10/30

7:25 am-2:12 pm

1 stop7h 47m

Chicago O'Hare Intl

Sun 11/2

5:00 am-10:47 am

1 stop4h 47m

$615

ErieChicago

ERI - ORD

ERIORD

Erie

Wed 3/25

5:49 pm-9:41 pm

1 stop4h 52m

Chicago O'Hare Intl

Sat 3/28

5:00 am-11:04 am

1 stop5h 04m

$710

ErieChicago

ERI - ORD

ERIORD

Erie

Mon 10/27

4:52 pm-7:36 am

2 stops15h 44m

$313

ErieChicago

ERI - ORD

ERIORD

Erie

Fri 11/7

6:10 pm-9:05 am

1 stop15h 55m

$345

ErieSt. Louis

ERI - STL

ERISTL

Erie

Fri 11/21

5:25 pm-12:05 am

1 stop7h 40m

$445

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

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

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

Currently, July is the cheapest month in which you can book a flight from Erie to Illinois (average of $77). Flying from Erie to Illinois in March is currently the most expensive (average of $276). 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.

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 October 16, 2025.
Read through reviews of airlines operating flights from Erie to Illinois, such as American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,043 reviews

Food

6.4

Crew

8.0

Entertainment

6.9

Comfort

7.2

Boarding

7.5

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
American Airlines
7.2
Good
11,043 reviews
American Airlines
7.2
Good
11,043 reviews

Food

6.4

Crew

8.0

Entertainment

6.9

Comfort

7.2

Boarding

7.5

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.

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 10h 02m. American Airlines provides one of the quickest options available for as low as $436. The distance from Erie to Illinois is about 396 mi.

  • 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 - Chicago Midway or Erie - Lambert-St Louis as they are the most popular.

  • 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.

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

    Currently, July is the cheapest month in which you can book a flight from Erie to Illinois (average of $77). Flying from Erie to Illinois in March is currently the most expensive (average of $276). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Erie to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to Miami flights
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Dallas/Fort Worth flights
LaGuardia to Dallas/Fort Worth flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to Orlando flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Dallas/Fort Worth flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Las Vegas flights
Newark to Orlando flights
Newark to Miami flights
LaGuardia to Miami flights
Dulles Intl to Dallas/Fort Worth flights
John F Kennedy Intl to San Francisco flights
John F Kennedy Intl to Atlanta flights
Newark to Los Angeles flights
John F Kennedy Intl to Tampa flights
Newark to San Francisco flights
Newark to Hobby flights
John F Kennedy Intl to Hobby flights
John F Kennedy Intl to West Palm Beach flights
LaGuardia to Hobby flights
LaGuardia to O'Hare Intl flights
John F Kennedy Intl to New Orleans flights
LaGuardia to Tampa flights
Newark to O'Hare Intl flights
Newark to Tampa flights
John F Kennedy Intl to Sky Harbor Intl flights
Reagan-National to Miami flights
LaGuardia to Los Angeles flights
John F Kennedy Intl to Seattle flights
LaGuardia to Atlanta flights
Philadelphia to Orlando flights
Dulles Intl to Las Vegas flights
Newark to Atlanta flights
Newark to Las Vegas flights
John F Kennedy Intl to Denver flights
Dulles Intl to Miami flights
Newark to New Orleans flights
Dulles Intl to Orlando flights
LaGuardia to New Orleans flights
Dulles Intl to Atlanta flights
Newark to Sky Harbor Intl flights
John F Kennedy Intl to Austin flights
John F Kennedy Intl to George Bush Intcntl flights
Newark to Denver flights
LaGuardia to Las Vegas flights

Top airline flying from Erie to Illinois

Discover the top airline that operate flights from Erie 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$418Average$769FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.