$274+ Cheap flights from Erie (ERI) to Illinois
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
ERI — ORD
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Erie to Illinois
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Cheapest flights from Erie to IllinoisExplore 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 30, 2026.
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 30, 2026.
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/207:55 am -
Nonstop2h 18m
Sun 11/229:15 pm -
Nonstop1h 41m
Deal found 10/27![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/138:01 am -
Nonstop2h 09m
Thu 11/199:15 pm -
Nonstop1h 41m
Deal found 10/27![American Airlines logo]()
$324
This American Airlines deal was found by Cheapflights users on 10/30. 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 12/87:00 am -
1 stop8h 19m
Tue 12/156:43 am -
1 stop4h 57m
Deal found 10/30![American Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/138:01 am -
Nonstop2h 09m
Mon 11/169:15 pm -
Nonstop1h 38m
Deal found 10/28![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/128:01 am -
Nonstop2h 09m
Sun 11/159:15 pm -
Nonstop1h 38m
Deal found 10/30![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/58:01 am -
Nonstop2h 09m
Thu 11/128:05 am -
1 stop7h 40m
Deal found 10/28![American Airlines logo]()
$378
Best flights from Erie to IllinoisDiscover carefully curated flight deals from Erie to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Erie to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This American Airlines deal was found by Cheapflights users on 10/25. 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 12/37:42 am -
Nonstop2h 18m
Sun 12/69:16 pm -
Nonstop1h 43m
Deal found 10/25![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/107:42 am -
Nonstop2h 18m
Sun 12/139:16 pm -
Nonstop1h 43m
Deal found 10/27![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/207:55 am -
Nonstop2h 18m
Sun 11/229:15 pm -
Nonstop1h 41m
Deal found 10/30![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/30. 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 12/87:41 am -
Nonstop2h 18m
Tue 12/159:16 pm -
Nonstop1h 43m
Deal found 10/30![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/148:01 am -
Nonstop2h 09m
Mon 11/169:15 pm -
Nonstop1h 38m
Deal found 10/27![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/118:01 am -
Nonstop2h 09m
Sun 11/159:15 pm -
Nonstop1h 38m
Deal found 10/27![American Airlines logo]()
$339
Last-minute flights from Erie to IllinoisDiscover last-minute flight deals from Erie to Illinois. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Erie to Illinois. Data last updated October 30, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/58:01 am -
Nonstop2h 09m
Thu 11/128:05 am -
1 stop7h 40m
Deal found 10/28![American Airlines logo]()
$378
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/128:01 am -
Nonstop2h 09m
Sun 11/159:15 pm -
Nonstop1h 38m
Deal found 10/30![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/1211:41 am -
1 stop6h 59m
Thu 11/199:15 pm -
Nonstop1h 41m
Deal found 10/30![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/138:01 am -
Nonstop2h 09m
Thu 11/199:15 pm -
Nonstop1h 41m
Deal found 10/27![American Airlines logo]()
$324
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/138:01 am -
Nonstop2h 09m
Mon 11/169:15 pm -
Nonstop1h 38m
Deal found 10/28![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/207:55 am -
Nonstop2h 18m
Sun 11/229:15 pm -
Nonstop1h 41m
Deal found 10/27![American Airlines logo]()
$309
One-way flights from Erie to IllinoisSearch for one-way flight options from Erie to Illinois. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Erie to Illinois. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/168:01 am -
Nonstop2h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![American Airlines logo]()
$274
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/108:01 am -
Nonstop2h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![American Airlines logo]()
$427
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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (American Airlines) |
One-way from | $274 (American Airlines) |
Good round-trip deal | $552 or less |
Good one-way deal | $376 or less |
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 7,457,451 searches. Data last updated October 30, 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
Cheapest round-trip
Quickest round-trip
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Thu 2/18
8:00 am-9:09 am
Nonstop2h 09m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$274
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Mon 11/16
7:00 am-2:19 pm
1 stop8h 19m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$283
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Sat 11/7
9:16 pm-11:23 am
2 stops15h 07m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$301
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Thu 12/3
7:42 am-9:00 am
Nonstop2h 18m
Chicago O'Hare Intl
Sun 12/6
9:16 pm-11:59 pm
Nonstop1h 43m
$309
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Thu 12/10
7:42 am-9:00 am
Nonstop2h 18m
Chicago O'Hare Intl
Sun 12/13
9:16 pm-11:59 pm
Nonstop1h 43m
$309
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Fri 11/20
7:55 am-9:13 am
Nonstop2h 18m
Chicago O'Hare Intl
Sun 11/22
9:15 pm-11:56 pm
Nonstop1h 41m
$309
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Tue 12/8
7:41 am-8:59 am
Nonstop2h 18m
Chicago O'Hare Intl
Tue 12/15
9:16 pm-11:59 pm
Nonstop1h 43m
$309
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Sat 11/14
8:01 am-9:10 am
Nonstop2h 09m
Chicago O'Hare Intl
Mon 11/16
9:15 pm-11:53 pm
Nonstop1h 38m
$339
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Wed 11/11
8:01 am-9:10 am
Nonstop2h 09m
Chicago O'Hare Intl
Sun 11/15
9:15 pm-11:53 pm
Nonstop1h 38m
$339
ErieChicago
ERI Erie - ORD Chicago O'Hare Intl
ERIORD
Erie
Fri 11/6
8:01 am-9:10 am
Nonstop2h 09m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$398
Showing 1-10 of 11 resultsSorted by cheapest first
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.
ERI-ORD
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
ERI-USIL
ERI-ORD
What is the cheapest time of day to fly from ERI to IL?
Find hourly flight availability from Erie 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 October 30, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Erie to Illinois as you normally would.
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 30, 2026.
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.
Entertainment
6.8
Comfort
7.1
Overall
7.0
Crew
7.9
Boarding
7.4
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
BNA - ORD
Entertainment
6.8
Comfort
7.1
Overall
7.0
Crew
7.9
Boarding
7.4
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
BNA - ORD
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.
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Alternative routes for Erie to Illinois
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Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
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Erie and Illinois flights
Browse other Erie and Illinois flight options. Last updated on October 30, 2026.
Popular flight searches
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Erie to Illinois flights
Consider these flights traveling from Erie to Illinois.
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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$238 | Average$358 | FlexibilityNo cancel fee | On-time71% |