Title: $26 Cheap Flights to Lake Forest, IL - Expedia.com ![Ultra-wide panorama of native trees and sunflowers along the recreational trail in autumn at Cuba Marsh Forest Preserve in Lake County, Illinois](https://images.trvl-media.com/place/8508/ce670530-2862-4bd2-a1a4-b4513ff5dd52.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/8508/ce670530-2862-4bd2-a1a4-b4513ff5dd52.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $26 Cheap Flights to Lake Forest, IL [View $26 flight on Tue, Mar 3, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:EWR,to:ORD,departure:3/3/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:25.99&airProductToken=AQowCi4IzpYBEgMxMDgYxI0BIK4cKJXYhgMwsNmGAzhQQABYAWoCUlByCFAyMVNZQlYyEgoIARABGAEqAk5LGAEiBAgBEAEoAigDKAQwDQ) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travelers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only [Lake Forest Travel Guide](https://expedia.com/Lake-Forest.dx8508)[Hotels in Lake Forest](https://expedia.com/Lake-Forest-Hotels.d8508.Travel-Guide-Hotels)[Car Rentals in Lake Forest](https://expedia.com/Car-Rentals-In-Lake-Forest.d8508.Car-Rental-Guide)[Lake Forest Vacation Packages](https://expedia.com/Lake-Forest.d8508.Destination-Travel-Guides) ## Popular airlines to Lake Forest - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Lake Forest, Illinois, United States of America,departure:2/24/2026TANYT&leg2=from:Lake Forest, Illinois, United States of America,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_NK.svg) Spirit Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Lake Forest, Illinois, United States of America,departure:2/24/2026TANYT&leg2=from:Lake Forest, Illinois, United States of America,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NK"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Lake Forest, Illinois, United States of America,departure:2/24/2026TANYT&leg2=from:Lake Forest, Illinois, United States of America,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Lake Forest, Illinois, United States of America,departure:2/24/2026TANYT&leg2=from:Lake Forest, Illinois, United States of America,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Lake Forest, Illinois, United States of America,departure:2/24/2026TANYT&leg2=from:Lake Forest, Illinois, United States of America,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Lake Forest, Illinois, United States of America,departure:2/24/2026TANYT&leg2=from:Lake Forest, Illinois, United States of America,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Lake Forest, Illinois, United States of America,departure:2/24/2026TANYT&leg2=from:Lake Forest, Illinois, United States of America,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Today's featured flight deals to Lake Forest Nonstop Carry-on included Lower price than typical - Columbus (CMH)Chicago (MDW) Thu, Mar 19 Sun, Mar 22 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 1 hour ago 40% less than typical $259 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:MDW,departure:3/19/2026TANYT&leg2=from:MDW,to:CMH,departure:3/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-0d7be2d0afb2466db315918c090a71a2-2453-1-st-v5-sos-0d7be2d0afb2466db315918c090a71a2-2375-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAeuL_1uqAQcKA0NNSBAAsgEHCgNDSEkQAA~AQoxCi8I15wBEgQxOTQ2GII7IOywASimiIgDMPGIiAM4VkAAWAFqA1dHQXIHVlpOVk4yRBIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQpvCjYIxJgBEgQzNzk5GOywASDMfCiUrIgDMPisiAM4RUAAWAFqCU1BSU5CQVNJQ3IIVEFXTkEwQkMKNQjEmAESBDEzNTYYzHwggjsooK2IAzCJrogDOEVAAVgBaglNQUlOQkFTSUNyCFRBV05BMEJDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ&medianPrice=565.00&displayPrice=258.60&src=dflp) - Columbus (CMH)Chicago (MDW) Thu, Mar 19 Sun, Mar 22 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 8 hours ago 20% less than typical $340 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:MDW,departure:3/19/2026TANYT&leg2=from:MDW,to:CMH,departure:3/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-1be324d30153408e96dd70e816bcbf12-450-1-st-v5-sos-1be324d30153408e96dd70e816bcbf12-438-1~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAd_R_VuqAQcKA0NNSBAAsgEHCgNNRFcQAQ~AQoxCi8I15wBEgQxNjIzGII7IOywASigiogDMOuKiAM4VkAAWAFqA1dHQXIHVlpOVk4yRBIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQpvCjYIxJgBEgQzNzk5GOywASDMfCiUrIgDMPisiAM4RUAAWAFqCU1BSU5CQVNJQ3IIVUFWVEEwQlEKNQjEmAESBDEzNTYYzHwggjsooK2IAzCJrogDOEVAAVgBaglNQUlOQkFTSUNyCFVBVlRBMEJREgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ&medianPrice=565.00&displayPrice=339.61&src=dflp) - Columbus (CMH)Chicago (MDW) Sat, Mar 14 Tue, Mar 17 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 8 hours ago 50% less than typical $134 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:MDW,departure:3/14/2026TANYT&leg2=from:ORD,to:CMH,departure:3/17/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-b62097a6db3e406099c00c91075de914-2980-1-st-v5-sos-b62097a6db3e406099c00c91075de914-2899-1~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAYvW_VuQAQGQAQGqAQcKA0NNSBABsgEHCgNDSEkQAg~AQoxCi8I15wBEgQxOTQ2GII7IOywASiU0ocDMOTShwM4VkAAWAFqA1dHQXIHVlpOVk4yRBIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQozCjEIwYIBEgQzNDQ3GK4cIII7KNf0hwMwsPWHAzhCQABYAWoFQkFTSUNyCE9WQUlLU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw&medianPrice=358.00&displayPrice=133.80&src=dflp) - Columbus (CMH)Chicago (ORD) Wed, Mar 4 Sat, Mar 7 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 3-day trip found 8 hours ago 60% less than typical $133 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:ORD,departure:3/4/2026TANYT&leg2=from:RFD,to:CMH,departure:3/7/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-30314e7cea3543ecbcffa27eb84ee3b6-2833-1-st-v5-sos-30314e7cea3543ecbcffa27eb84ee3b6-2830-1~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAcfZ_VuqAQcKA0NNSBAAsgEHCgNDSEkQAA~AQozCjEIwYIBEgQzNzc0GII7IK4cKIjdhgMw5d2GAzhCQABYAWoFQkFTSUNyCE9WQUlLU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw.AQpmCjEIwYIBEgQ2NTc0GLEZIK4cKIGAhwMw4ICHAzhCQABYAWoFQkFTSUNyCE9WQUlYU0JWCjEIwYIBEgQ0NTI5GK4cIII7KKeChwMw-4KHAzhCQAFYAWoFQkFTSUNyCE9WQUlYU0JWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw&medianPrice=433.00&displayPrice=132.82&src=dflp) - Columbus (CMH)Chicago (ORD) Tue, Mar 10 Sun, Mar 15 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 5-day trip just found 45% less than typical $206 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:ORD,departure:3/10/2026TANYT&leg2=from:RFD,to:CMH,departure:3/15/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-da7823b71c304419b9a1e74389315877-1057-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBrKH_W5ABAaoBBwoDQ01IEACyAQcKA0NISRAA~AQozCjEIwYIBEgQzNDQ2GII7IK4cKPSehwMw2p-HAzhCQABYAWoFQkFTSUNyCE9WQUlLU0JYCmYKMQjBggESBDY1NzIYsRkgrhwolNeHAzDu14cDOEJAAFgBagVCQVNJQ3IIU1dBSVpOQlgKMQjBggESBDM1MjAYrhwggjsokdiHAzDx2IcDOEJAAVgBagVCQVNJQ3IIU1dBSVpOQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL&medianPrice=504.00&displayPrice=205.06&src=dflp) - Columbus (CMH)Chicago (ORD) Tue, Mar 24 Sat, Mar 28 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 4-day trip found 5 hours ago 45% less than typical $134 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:ORD,departure:3/24/2026TANYT&leg2=from:ORD,to:CMH,departure:3/28/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-db730652128046989453eef7218ae18c-1300-1-st-v5-sos-db730652128046989453eef7218ae18c-1301-1~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAaSq_luqAQcKA0NNSBAAsgEHCgNPUkQQAA~AQozCjEIwYIBEgQzNDQ2GII7IK4cKLS8iAMwmr2IAzhCQABYAWoFQkFTSUNyCE9WQUlLU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw.AQozCjEIwYIBEgQzMzUzGK4cIII7KPDpiAMw0OqIAzhCQABYAWoFQkFTSUNyCE9WQUlYU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw&medianPrice=331.00&displayPrice=133.80&src=dflp) ## How much is the cheapest flight to Lake Forest? Prices were available within the past 7 days and start at $26 for one-way flights and $52 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Spirit Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/nk.gif) Sat, Mar 7 - Wed, Mar 11 EWR New York ORD Chicago $52 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:EWR,to:ORD,departure:3/7/2026TANYT&leg2=from:ORD,to:EWR,departure:3/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:51.98&airProductToken=AQowCi4IzpYBEgMxMDgYxI0BIK4cKJWFhwMwsIaHAzhQQABYAWoCUlByCFAyMVNZQlYyCjAKLgjOlgESAzEwNxiuHCDEjQEol7CHAzCYsYcDOFBAAFgBagJSUHIIUDIxU1lCVjISCggBEAEYASoCTksYASIECAEQASgCKAMoBDAN) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Wed, Apr 22 - Sat, Apr 25 EWR New York MDW Chicago $56 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:EWR,to:MDW,departure:4/22/2026TANYT&leg2=from:MDW,to:EWR,departure:4/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:55.96&airProductToken=AQoyCjAIxnISBDE0MTMYxI0BIOywASjihIsDMPiFiwM4RUAAWAFqBFBDXzFyB0syMVhYUzIKMgowCMZyEgQxNDE0GOywASDEjQEojqWLAzCOposDOEVAAFgBagRQQ18xcgdLMjFTWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDMA0) ![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif) Tue, Mar 31 - Sat, Apr 18 LGA New York MDW Chicago $131 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LGA,to:MDW,departure:3/31/2026TANYT&leg2=from:MDW,to:LGA,departure:4/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:130.80&airProductToken=AQoxCi8I15wBEgQxNDQyGMsBIOywASiHjIkDMKKNiQM4REAAWAFqA1dHQXIHRExOVlQyRQoxCi8I15wBEgQyNTQzGOywASDLASi21YoDMK7WigM4VkAAWAFqA1dHQXIHVkpOVlQyRRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Apr 18 - Tue, Apr 21 LGA New York RFD Rockford $139 Roundtrip found 4 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LGA,to:RFD,departure:4/18/2026TANYT&leg2=from:RFD,to:LGA,departure:4/21/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:138.10&airProductToken=AQpmCjEIwYIBEgQxMjY0GMsBIK4cKK7bigMw3NyKAzhCQABYAWoFQkFTSUNyCE9WQUpaU0JWCjEIwYIBEgQ2NTc4GK4cILEZKJ7digMw_d2KAzhCQAFYAWoFQkFTSUNyCE9WQUpaU0JWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, May 19 - Tue, May 26 LGA New York ORD Chicago $147 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LGA,to:ORD,departure:5/19/2026TANYT&leg2=from:ORD,to:LGA,departure:5/26/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:146.79&airProductToken=AQo3CjUIxJgBEgQyOTE3GMsBIK4cKNKyjQMw87ONAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTBCQwo3CjUIxJgBEgQyNTAzGK4cIMsBKPCHjgMwgImOAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTBCQxIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ## Alternative airports near Lake Forest Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:ORD,departure:2/24/2026TANYT&leg2=from:ORD,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ORD O'Hare Intl. Cheapest 32 min [Flights from $257 ](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:ORD,departure:2/24/2026TANYT&leg2=from:ORD,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:MDW,departure:2/24/2026TANYT&leg2=from:MDW,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) MDW Midway Intl. 50 min [Flights from $257 ](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:MDW,departure:2/24/2026TANYT&leg2=from:MDW,to:CMH,departure:3/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from Columbus (CMH) to Chicago (ORD) ### July is typically the cheapest month to fly From $77 - $303 per traveler. ## Tips to find the cheapest flights to Lake Forest **The cheapest day to fly** Get started finding a cheap flight to Lake Forest on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you. **The cheapest month to fly** March is the cheapest month to fly to Lake Forest. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Lake Forest. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute. **The most affordable time to book a flight** Typically, a Sunday can be the cheapest time to book a flight to Lake Forest, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation. **The cheapest round-trip tickets to Lake Forest** The lowest price for round-trip flights to Lake Forest in 2026 starts from from $52, while one-way tickets start from from $26\. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Lake Forest. If you have a preferred departure time or airline, you can use the handy filters to customize your search. **The cheapest airlines flying to Lake Forest** Spirit Airlines, Frontier Airlines, American Airlines, Delta, United, Southwest Airlines are just some of the airlines that can typically offer cheap tickets to Lake Forest. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Lake Forest and countless more destinations worldwide. **The most affordable airports to fly into** To view the cheapest airports to fly into for Lake Forest, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Lake Forest. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia. **Save with a package** With Expedia's amazing [package deals](https://www.expedia.com/package-deals), you could save hundreds of dollars by booking your Lake Forest plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving. **Date flexibility for the cheapest flights to Lake Forest** If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Lake Forest. **Stopover savings** The cheapest tickets to Lake Forest are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Lake Forest. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved. **Get Expedia's Price Drop Protection** Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference\*. This gives you peace of mind that you're getting one of the cheapest flights to Lake Forest for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members. \*Terms apply. **Use our Price Tracking feature** Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Lake Forest. Simply download the free Expedia app to your smart device and activate Lake Forest flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices. **Book with Expedia** As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Lake Forest. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too. Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages. ## Frequently asked questions ### What month is the cheapest to fly to Lake Forest? ### Which US cities have the cheapest flights to Lake Forest? ### Which US cities fly direct to Lake Forest? > - New York > - Washington > - Dallas > - Boston > - Phoenix ### How to find a cheap flight to Lake Forest? ### How to get a cheap last-minute flight to Lake Forest? ### How far in advance should I book a flight to Lake Forest? ### Which day of the week is the cheapest day to buy a plane ticket to Lake Forest? ### Which airlines fly to Lake Forest? > - United Airlines > - American Airlines > - Delta Air Lines > - Alaska Airlines ### Where do you fly into Lake Forest? ### How far is the airport from central Lake Forest? ### Can I save money by booking a Lake Forest trip package? ### Can I change or cancel my flight to Lake Forest? \*Flight schedules are subject to change. __Flights to Lake Forest information__ | Destination airport | O'Hare Intl. | | ----------------------------- | ------------ | | Destination airport IATA code | ORD | | Destination city name | Chicago | | Roundtrip price | $52 | ## Trending flights to Lake Forest Prices were available within the past 7 days and start at $26 for one-way flights and $52 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Spirit Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/nk.gif) Sat, Mar 7 - Wed, Mar 11 EWR New York ORD Chicago $52 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:EWR,to:ORD,departure:3/7/2026TANYT&leg2=from:ORD,to:EWR,departure:3/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:51.98&airProductToken=AQowCi4IzpYBEgMxMDgYxI0BIK4cKJWFhwMwsIaHAzhQQABYAWoCUlByCFAyMVNZQlYyCjAKLgjOlgESAzEwNxiuHCDEjQEol7CHAzCYsYcDOFBAAFgBagJSUHIIUDIxU1lCVjISCggBEAEYASoCTksYASIECAEQASgCKAMoBDAN) ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - [Chicago Hotels ](https://www.expedia.com/Chicago-Hotels.d178248.Travel-Guide-Hotels) - [Apartments in East Lake Forest Station ](https://www.expedia.com/East-Lake-Forest-Station-Apartments.d6214848-aaApartments.Travel-Guide-Accommodation) - 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