$82 Cheap flight deals from Philadelphia (ILG) to St. Charles (CHI)

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This Weekend's Flight Deals from Philadelphia to St. Charles

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 30 - Mon, Jun 16
PHL
Philadelphia Intl.
MDW
Midway Intl.
$211 Roundtrip, found 11 hours ago
$211
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Fri, May 30 from Philadelphia Intl. to Midway Intl., returning Mon, Jun 16, priced at $211 found 11 hours ago
Fri, May 30 - Wed, Jun 4
TTN
Mercer
MDW
Midway Intl.
$222 Roundtrip, found 4 days ago
$222
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Fri, May 30 from Mercer to Midway Intl., returning Wed, Jun 4, priced at $222 found 4 days ago
Fri, May 30 - Tue, Jun 3
TTN
Mercer
ORD
O'Hare Intl.
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, May 30 from Mercer to O'Hare Intl., returning Tue, Jun 3, priced at $223 found 1 day ago
Fri, May 30 - Tue, Jun 3
TTN
Mercer
ORD
O'Hare Intl.
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, May 30 from Mercer to O'Hare Intl., returning Tue, Jun 3, priced at $223 found 1 day ago

Airfares from $82 One Way, $177 Round Trip from Philadelphia to St. Charles

Prices starting at $177 for return flights and $82 for one-way flights to St. Charles were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 16 - Tue, Aug 19
PHL
Philadelphia
MDW
Chicago
$177 Roundtrip, found 17 hours ago
$177
Roundtrip
found 17 hours ago
Select Southwest Airlines flight, departing Sat, Aug 16 from Philadelphia to Chicago, returning Tue, Aug 19, priced at $177 found 17 hours ago
Wed, Sep 3 - Fri, Sep 5
PHL
Philadelphia
ORD
Chicago
$177 Roundtrip, just found
$177
Roundtrip
just found
Select United flight, departing Wed, Sep 3 from Philadelphia to Chicago, returning Fri, Sep 5, priced at $177 just found
Wed, Sep 3 - Fri, Sep 5
PHL
Philadelphia
ORD
Chicago
$177 Roundtrip, just found
$177
Roundtrip
just found
Select American Airlines flight, departing Wed, Sep 3 from Philadelphia to Chicago, returning Fri, Sep 5, priced at $177 just found
Wed, Sep 3 - Fri, Sep 5
PHL
Philadelphia
ORD
Chicago
$189 Roundtrip, just found
$189
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Sep 3 from Philadelphia to Chicago, returning Fri, Sep 5, priced at $189 just found
Sat, Aug 2 - Sun, Aug 3
ABE
Allentown
ORD
Chicago
$199 Roundtrip, found 13 hours ago
$199
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, Aug 2 from Allentown to Chicago, returning Sun, Aug 3, priced at $199 found 13 hours ago

St. Charles economy flight packages

Price found within the past 48 hours. Click for updated prices.
Congress Plaza Hotel
3.5-star property

Congress Plaza Hotel

8/10 Very Good! (8,872 reviews)

Jun 27 - Jun 30

3 night stay

Philadelphia (PHL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
per person
found 1 day ago
I would stay here again. It’s old but that is part of its charm!

Reviewed on May 18, 2025

Hilton Garden Inn Naperville/Warrenville
3.0-star property

Hilton Garden Inn Naperville/Warrenville

8.8/10 Excellent! (1,000 reviews)

Jun 28 - Jul 2

4 night stay

Philadelphia (PHL) to Chicago (ORD)

United • Roundtrip • Coach
per person
found 5 hours ago
I appreciated the early check-in. The staff was friendly and upbeat. The area feels safe, and there are many shops nearby (but it is bland shopping mall).

Reviewed on Aug 26, 2023

The Hoxton Chicago
4.0-star property

The Hoxton Chicago

9/10 Wonderful! (1,004 reviews)

Jul 17 - Jul 23

6 night stay

Philadelphia (PHL) to Chicago (ORD)

Southwest Airlines • Coach

Chicago (ORD) to Philadelphia (PHL)

American Airlines • Coach
Save 100% on your flight
per person
found 1 day ago
Perfect. Everything was great except for the food in my opinion.

Reviewed on Aug 24, 2024

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More About Flying To St. Charles from Philadelphia

Route Information for Flights from Philadelphia to St. Charles

Origin Airport IATA Code
ILG
Destination Airport IATA Code
CHI
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.