$29 Cheap Flights to Lake Forest, IL

View $29 flight on Sat, May 2, 2026Opens in a new window

Popular airlines to Lake Forest

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How much is the cheapest flight to Lake Forest?

Prices were available within the past 7 days and start at $29 for one-way flights and $71 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Apr 25 - Sun, May 3
EWR
New York
MDW
Chicago
$71 Roundtrip, found 21 hours ago
$71
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Sat, Apr 25 from New York to Chicago, returning Sun, May 3, priced at $71 found 21 hours ago
Spirit Airlines
Tue, Apr 28 - Thu, Apr 30
LGA
New York
ORD
Chicago
$99 Roundtrip, found 1 hour ago
$99
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Tue, Apr 28 from New York to Chicago, returning Thu, Apr 30, priced at $99 found 1 hour ago
Southwest Airlines
Sat, May 2 - Tue, May 12
LGA
New York
MDW
Chicago
$176 Roundtrip, found 19 hours ago
$176
Roundtrip
found 19 hours ago
Select Southwest Airlines flight, departing Sat, May 2 from New York to Chicago, returning Tue, May 12, priced at $176 found 19 hours ago
American Airlines
Sat, Jul 4 - Tue, Jul 21
LGA
New York
RFD
Rockford
$176 Roundtrip, found 2 hours ago
$176
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, Jul 4 from New York to Rockford, returning Tue, Jul 21, priced at $176 found 2 hours ago
Delta
Tue, Jul 7 - Sat, Jul 11
LGA
New York
ORD
Chicago
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Delta flight, departing Tue, Jul 7 from New York to Chicago, returning Sat, Jul 11, priced at $177 just found

Alternative airports near Lake Forest

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Average driving time to city center is 32 minutes. Flights from $227
ORD
O'Hare Intl.
Average driving time to city center32 min
Flights from $227
Select flight to Midway Intl. MDW. Cheapest option available. Average driving time to city center is 50 minutes. Flights from $180
MDW
Midway Intl.
Cheapest
Average driving time to city center50 min
Flights from $180

Frequently asked questions

What month is the cheapest to fly to Lake Forest?
Schedule your trip for April if you want to land a deal on your fare. It's the cheapest month to fly to Lake Forest. If possible, avoid traveling during busy periods such as public holidays or major events.
Which US cities have the cheapest flights to Lake Forest?
Usually, New York, Washington and Dallas have cheap flights to Lake Forest. However, being flexible is always key to landing a bargain. Plan your trip during low season or midweek to keep costs down.
Which US cities fly direct to Lake Forest?
There are 150 US cities where you can fly to Lake Forest nonstop from. Compare the options by selecting the "Direct flights only" box on Expedia and find the best departure point for you. Here are a handful of the major cities to leave from:

  • New York
  • Washington
  • Dallas
  • Boston
  • Phoenix

How to find a cheap flight to Lake Forest?
Book early or search for a cheap flight to Lake Forest during off-season months like February and March. Leaving on a Thursday could also save you an average of 16% compared to a Sunday flight.* The Expedia app makes it even easier to know when to book. Just activate the toggle for "Watch prices" and you'll receive an alert as soon as fares change.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Lake Forest?
Staying flexible with your plans can help you to secure last-minute offers on cheap flights to Lake Forest. To view all the available options, try looking at different ticket types, tweaking your Lake Forest trip dates, jetting out of an alternative airport or using another airline.
How far in advance should I book a flight to Lake Forest?
Find the departure dates you want and a fare that fits your budget by booking your domestic flight to Lake Forest up to 28 days in advance. Lock in tickets between two and four months ahead if you're traveling to Lake Forest from an international destination.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Lake Forest?
Sundays are typically the best day to book a cheap flight to Lake Forest, where you can save 8% on average compared to a Friday. If you purchase tickets on a Friday, expect to spend more as this is typically the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Lake Forest?
A total of 44 airlines connect 216 airports around the world to Lake Forest. Here are a few of the popular airlines to Lake Forest, where O'Hare Intl. Airport (ORD) is the major gateway:

  • United Airlines
  • American Airlines
  • Delta Air Lines
  • Alaska Airlines

Where do you fly into Lake Forest?
The main airport when you fly to Lake Forest is O'Hare Intl. Airport (ORD), but there are other nearby possibilities like Midway Intl. Airport (MDW) and Lewis University Airport (LOT). You can also land at General Mitchell Intl. Airport (MKE) and Chicago Executive Airport (PWK) when flying to Lake Forest.
How far is the airport from central Lake Forest?
If you're landing at O'Hare Intl. Airport (ORD), you'll be approximately 20 mi south of central Lake Forest.
Can I save money by booking a Lake Forest trip package?
Bundle your flights and accommodations and you could save hundreds of dollars. Better still, you can add extras like tours and car rentals to your Lake Forest flight and hotel package deal. With Expedia, it's a breeze to look after all your Lake Forest travel arrangements in one place.
Can I change or cancel my flight to Lake Forest?
You can typically cancel or change your flight to Lake Forest within 24 hours of booking. However, keep in mind that some fares are non-refundable. In those cases, you may be issued a credit toward a future trip instead of a direct refund. Make sure you check the airline's terms and conditions in your itinerary for exact details. You can use Expedia's "No cancel fee" or "Changes included" filters when you search to secure cheap flights to Lake Forest with flexible change policies. For additional information, head to our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
Midway Intl.
Destination airport IATA code
MDW
Destination city name
Chicago
Roundtrip price
$66

Trending flights to Lake Forest

Prices were available within the past 7 days and start at $29 for one-way flights and $71 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Apr 25 - Sun, May 3
EWR
New York
MDW
Chicago
$71 Roundtrip, found 21 hours ago
$71
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Sat, Apr 25 from New York to Chicago, returning Sun, May 3, priced at $71 found 21 hours ago

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