Cheap flights To Lake Forest (RFD) from $29

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Cheap Flights to Lake Forest from $29 One Way, $53 Round Trip

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sat, Feb 7 - Sat, Feb 7
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$53 Roundtrip, found 2 days ago
$53
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Feb 7 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Sat, Feb 7, priced at $53 found 2 days ago
Tue, Dec 16 - Tue, Dec 16
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$54 Roundtrip, found 10 hours ago
$54
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Tue, Dec 16 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Tue, Dec 16, priced at $54 found 10 hours ago
Sat, Jan 24 - Sat, Jan 31
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$58 Roundtrip, found 1 hour ago
$58
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Jan 24 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Sat, Jan 31, priced at $58 found 1 hour ago
Wed, Dec 17 - Wed, Dec 17
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$59 Roundtrip, found 10 hours ago
$59
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Wed, Dec 17 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Wed, Dec 17, priced at $59 found 10 hours ago
Thu, Feb 5 - Thu, Feb 5
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$63 Roundtrip, found 21 hours ago
$63
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Thu, Feb 5 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Thu, Feb 5, priced at $63 found 21 hours ago
Tue, Jan 27 - Sun, Feb 8
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$63 Roundtrip, found 17 hours ago
$63
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Tue, Jan 27 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Sun, Feb 8, priced at $63 found 17 hours ago
Tue, Jan 13 - Thu, Jan 15
EWR
Newark Liberty Intl. Airport
MDW
Midway Intl.
$64 Roundtrip, found 1 day ago
$64
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Jan 13 from Newark Liberty Intl. Airport to Midway Intl., returning Thu, Jan 15, priced at $64 found 1 day ago
Fri, Jan 30 - Sun, Feb 1
EWR
Newark Liberty Intl. Airport
ORD
O'Hare Intl.
$72 Roundtrip, just found
$72
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, Jan 30 from Newark Liberty Intl. Airport to O'Hare Intl., returning Sun, Feb 1, priced at $72 just found
Wed, Dec 10 - Mon, Dec 15
LGA
LaGuardia
ORD
O'Hare Intl.
$94 Roundtrip, just found
$94
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Dec 10 from LaGuardia to O'Hare Intl., returning Mon, Dec 15, priced at $94 just found
Sun, Jan 11 - Wed, Jan 21
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$131 Roundtrip, found 2 days ago
$131
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Jan 11 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Wed, Jan 21, priced at $131 found 2 days ago

Lake Forest Flight Information

Traveling To
Lake Forest
Destination Airport IATA Code
RFD
Number of Airlines Serving
Airlines
Frontier Airlines, Spirit Airlines, Southwest Airlines, Delta
Flight Price
$53
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

Lake Forest economy flight packages

Price found within the past 48 hours. Click for updated prices.
Illinois Beach Hotel
2.0-star property

Illinois Beach Hotel

Jan 13 - Jan 17

4 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $315, price is now $180 per person
$180
per person
found 1 day ago
Staybridge Suites, Lincolnshire by IHG
3.0-star property

Staybridge Suites, Lincolnshire by IHG

Jan 13 - Jan 17

4 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $395, price is now $236 per person
$236
per person
found 1 day ago
Arlo Chicago
4.0-star property

Arlo Chicago

Jan 15 - Jan 18

3 night stay

Atlanta (ATL) to Chicago (ORD)

Southwest Airlines • Coach

Chicago (ORD) to Atlanta (ATL)

Frontier Airlines • Coach
Save 100% on your flight
Price was $418, price is now $263 per person
$263
per person
found 2 days ago
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Lake Forest premium economy flight packages

Price found within the past 48 hours. Click for updated prices.
Arlo Chicago
4.0-star property

Arlo Chicago

9.2/10 Wonderful! (1,862 reviews)

Jan 22 - Jan 25

3 night stay

Atlanta (ATL) to Chicago (ORD)

Delta • Roundtrip • PremiumEconomy
Price was $608, price is now $453 per person
$453
per person
found 1 day ago
Super convinient and great location.

Reviewed on Oct 25, 2025

Trump International Hotel & Tower Chicago
5.0-star property

Trump International Hotel & Tower Chicago

9.4/10 Exceptional! (1,773 reviews)

Jan 22 - Jan 25

3 night stay

Atlanta (ATL) to Chicago (ORD)

Delta • Roundtrip • PremiumEconomy
Price was $1,033, price is now $764 per person
$764
per person
found 1 day ago
Food was amazing and the staff was amazing. Room was incredible! Felt like we were royalty on our visit!

Reviewed on Oct 13, 2025

Chicago Athletic Association, a Hyatt Hotel
4.5-star property

Chicago Athletic Association, a Hyatt Hotel

9/10 Wonderful! (1,002 reviews)

Jan 22 - Jan 25

3 night stay

Atlanta (ATL) to Chicago (ORD)

Delta • Roundtrip • PremiumEconomy
Price was $676, price is now $500 per person
$500
per person
found 1 day ago
Rooms small but clean.

Reviewed on Aug 14, 2025

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Lake Forest first class flight packages

Price found within the past 48 hours. Click for updated prices.
The Royal Sonesta Chicago Downtown
4.0-star property

The Royal Sonesta Chicago Downtown

9.4/10 Exceptional! (3,062 reviews)

Jan 4 - Jan 7

3 night stay

Philadelphia (PHL) to Chicago (ORD)

United • Roundtrip • FirstClass
Price was $794, price is now $661 per person
$661
per person
found 1 day ago
Beautiful, comfortable, large room. Hotel staff phenomenal. Always ready and waiting to help with whatever you needed. The restaurant staff and food were great too. Fantastic hotel. Will always stay there when in Chicago. I have stayed in many hotels and this was my best experience yet.

Reviewed on Oct 19, 2025

Trump International Hotel & Tower Chicago
5.0-star property

Trump International Hotel & Tower Chicago

9.4/10 Exceptional! (1,773 reviews)

Jan 4 - Jan 7

3 night stay

Philadelphia (PHL) to Chicago (ORD)

United • Roundtrip • FirstClass
Price was $1,248, price is now $977 per person
$977
per person
found 1 day ago
Food was amazing and the staff was amazing. Room was incredible! Felt like we were royalty on our visit!

Reviewed on Oct 13, 2025

Arlo Chicago
4.0-star property

Arlo Chicago

9.2/10 Wonderful! (1,862 reviews)

Jan 4 - Jan 7

3 night stay

Philadelphia (PHL) to Chicago (ORD)

United • Roundtrip • FirstClass
Price was $827, price is now $676 per person
$676
per person
found 1 day ago
Super convinient and great location.

Reviewed on Oct 25, 2025

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Lake Forest

Finding cheap flights to Lake Forest is easy when you have Orbitz at your fingertips. Not only does Orbitz offer great deals on Lake Forest flights, but we also include some special extras to make booking a breeze. Just check out our:

Mobile Site and Apps

With Orbitz’s mobile site, m.orbitz.com, you can book your flights to Lake Forest through your smartphone or tablet’s Web browser. Plus, our free downloadable apps for Android and iPhone mean it’s just a simple click to access your flight updates and alerts. You can even book exclusive mobile-only deals on hotels to go with your flights to Lake Forest—even on the same day.

Pick and Choose or Book Full Vacation Packages

Don’t just be satisfied with great deals on Lake Forest flights—go for the full package! With Orbitz, you can also find fantastic savings on the perfect hotel, car rental, cruise, and even activities, so you don’t waste your trip waiting in line but have the time to enjoy your trip. Pick and choose the add-ons you need, or book an entire vacation package for greater overall discounts.

Rewards That Are Miles Better

Booking directly with an airline earns you air miles or points, and you can get those same rewards with booking on Orbitz too. When you book qualifying flights to Lake Forest with Orbitz, just add in your frequent flyer number during your online booking and your details will be sent to your program.

Great Deals Every Day

Add in our extra savings on packages, free nights, and other discounts, and you know you are in good hands.

Frequently asked questions

Which airlines fly to Lake Forest?
You can select from 20 airlines that operate services to O'Hare Intl. Airport (ORD), the main airport in the city. With a good range of options, you're certain to pick up an amazing deal. Here are some of the top international carriers that'll get you to Lake Forest — and then exploring every inch of this city:

  • United Airlines - 612 flights to Lake Forest per month
  • American Airlines - 339 flights to Lake Forest per month
  • Air Canada - 190 flights to Lake Forest per month

What is the best airport to fly to in Lake Forest?
O'Hare Intl. Airport (ORD) is the city's main airport, so your only decision will be the aisle seat or the window seat. Central Lake Forest is approximately 18 miles away and where many travelers kick off their adventure.
How much is a flight to Lake Forest?
If you're after a round-trip flight, airfares fluctuated from $53 to $131 this past week. The lowest price to travel one-way was $29, departing from Atlanta (ATL).
How to book the cheapest flight to Lake Forest?
With some of the most exciting flight deals around, you'll get more for your money with Orbitz. The following pointers will help you land cheap flights to Lake Forest — and leave you with more cash to splash:

  • Departing from or landing at other airports can sometimes work out cheaper. Type in your preferred departure and arrival airports. Next, click on the 'Nearby airports' function below to see your options.
  • If your plans aren't cast in stone, click on the 'Show flexible dates' option to browse flight deals for a range of departure dates. You may find an amazing fare.
  • You can also use the 'Show options' function to filter results for your preferred carrier, seating class, and nonstop and refundable flights. Under 'Sort & Filter' to the left, you can even choose the time of day you'd like to fly.
  • Once you know your travel dates, lock in your flight. Fares normally become more expensive as the departure date gets closer.
  • Combine your flights, hotels and car rental into an impressive package deal. Save your hard-earned money for things you're really excited about, like discovering every corner of Lake Forest.
  • If possible, don't travel during the busy season. Airfares usually surge during summer, school breaks and other vacation periods like Thanksgiving and Christmas.

How long is a flight to Lake Forest?
The United States is big, so that depends on which city you're taking off from. To make vacation planning a bit easier, we've chosen three of the top routes to Lake Forest and found their average flight times:

  • New York, NY (LGA-LaGuardia) to O'Hare Intl. Airport (ORD) - 2 hours and 40 minutes
  • Boston, MA (BOS-Logan Intl.) to O'Hare Intl. Airport (ORD) - 2 hours and 51 minutes
  • Washington, DC (DCA-Ronald Reagan Washington National) to O'Hare Intl. Airport (ORD) - 2 hours and 13 minutes

What is the best time to book a flight to Lake Forest?
Generally speaking, January is the best month to purchase your airfare. This is followed by February and August. Bear this in mind while you hunt for a cheap flight to Lake Forest.
What day of the week is the cheapest to book a flight to Lake Forest?
If you're after cheap fares to Lake Forest, the best days of the week to make a booking are Tuesdays, Wednesdays and Saturdays. With Orbitz (and a bit of good timing!), a fabulous flight deal will be all yours.
What is the cheapest day of the week to fly to Lake Forest?
Think about flying early in the week to nab cheap flights to Lake Forest. Orbitz data from 2020 shows Monday is normally the most affordable day to take off, followed by Tuesday. Saturday was found to have the highest ticket prices. This is probably because most travelers prefer to kick off their break after a long working week.
What is the cheapest month to fly to Lake Forest?
To secure cheap flights to Lake Forest, you should pack your bags and depart in August. Orbitz data has found that this is generally the best month to save serious money on your ticket. If you're eager to fly to Lake Forest in June, keep in mind that this is the most expensive time of year to take a trip.
Which airlines allow free cancellation?
If you're worried your travel plans could change, Orbitz can help you lock in a flexible ticket. All you need to do is click on "Filter by flexible change policies" when searching for your Lake Forest flights. We'll show you carriers that include free cancellation and no change fees — in addition to our awesome low prices.
What do I need for the flight to Lake Forest?
There's nothing as exciting as flying off on an adventure, but it's smart to be prepared. This list of handy tips will help get your journey off to a smooth start:

  • Whether you print it out or use an electronic one, you'll need your boarding pass to get on to the plane. You'll also need some form of government-issued identification. If you're traveling internationally, make sure your passport is valid and you've checked visa requirements.
  • Take some activities to pass the time on your journey to Lake Forest. Books and electronic devices like laptops and tablets are ideal. Don't forget to take a water bottle with you too. Even on a short flight, it's important to keep well-hydrated.
  • Even if you're traveling when it's 100 degrees outside, carry a sweater or cardigan on board with you. Airplane cabins can get a bit chilly!

How many direct flights are there to Lake Forest?
Currently, there are 2,332 direct flights every month to Lake Forest. When it comes to airlines that will fly you there, you have plenty of options. United Airlines, American Airlines and Delta Air Lines are among the most well-known. Southwest Airlines, Spirit Airlines and Air Canada are some other reputable carriers that provide nonstop services.
How do I get cheap first-class/business deals to Lake Forest?
There are ways of booking business or first-class airfares to Lake Forest that won't burn through your wallet. Pick up a seat at the front of the plane for less with these great tips:

  • Flexibility isn't just useful for your yoga. Leave some room to move around your travel dates so you can pick up more affordable airfares when they pop up.
  • Search for a budget airline that has business-class seats. They often come with extra legroom and a glass of bubbly — and a more appealing price.
  • Make the most of your airline's loyalty program and upgrade your seat. Alternatively, you can try bidding for an upgrade in online auctions.

How to get into Lake Forest from the airport?
Stroll off the tarmac at O'Hare Intl. Airport (ORD) and then collect the keys from one of two O'Hare Intl. Airport (ORD) car rental companies on-site, Thrifty Car Rental or Dollar. With your own ride, finding your way to central Lake Forest from ORD will be a breeze. All you have to do is set your GPS and head 18 miles to the north. Alternatively, you could use public transportation or take a taxi into town and rent some wheels directly from the city center. Check out what's available on our Lake Forest car rentals.
What is the best time to go to Lake Forest?
Lake Forest is a wonderful vacation destination year-round, but the most popular months to visit are August, September and October. If you like warm weather, consider visiting during the summer. Like most places in the Northern Hemisphere, the summer season kicks off June 20. At this time, temperatures usually drift between 65 ºF and 75 ºF during the day.
Travel tips for Lake Forest

  • The city center is brimming with well-known attractions. Places like Lake Forest College and Trinity International University will keep your feet moving and your adventurous soul full.
  • You'll discover rewarding day trip adventures a short drive from Lake Forest's hustle and bustle. Visit Wrigley Field first and then make tracks to McCormick Place.
  • Slip into the driver's seat and discover what else makes Chicago a magnet for travelers. Organize a car rental with Orbitz and experience all the action of two more exciting cities — Summit and Calumet City.

More to Explore

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.