Cheap Flights to Lake County from $33 (2026/2027)

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Merrillville

Flights
Merrillville

How Much Does it Cost To Fly To Lake County?

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

Thu, Sep 17 - Sat, Sep 19
BWI
Baltimore Washington Intl. Thurgood Marshall
ORD
O'Hare Intl.
$67 Roundtrip, found 2 hours ago
$67
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Sep 17 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Sat, Sep 19, priced at $67 found 2 hours ago
Tue, Oct 13 - Tue, Oct 13
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$73 Roundtrip, found 6 days ago
$73
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, Oct 13 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Tue, Oct 13, priced at $73 found 6 days ago
Tue, Sep 22 - Thu, Sep 24
FLL
Fort Lauderdale - Hollywood Intl.
ORD
O'Hare Intl.
$84 Roundtrip, found 10 hours ago
$84
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Tue, Sep 22 from Fort Lauderdale - Hollywood Intl. to O'Hare Intl., returning Thu, Sep 24, priced at $84 found 10 hours ago
Tue, Nov 10 - Tue, Nov 17
DEN
Denver Intl.
ORD
O'Hare Intl.
$93 Roundtrip, found 5 days ago
$93
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Tue, Nov 10 from Denver Intl. to O'Hare Intl., returning Tue, Nov 17, priced at $93 found 5 days ago
Sat, Oct 3 - Sat, Oct 10
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$115 Roundtrip, found 5 days ago
$115
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Oct 3 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Sat, Oct 10, priced at $115 found 5 days ago
Sat, Nov 7 - Sat, Nov 14
DFW
Dallas-Fort Worth Intl.
MDW
Midway Intl.
$118 Roundtrip, found 5 days ago
$118
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Nov 7 from Dallas-Fort Worth Intl. to Midway Intl., returning Sat, Nov 14, priced at $118 found 5 days ago
Thu, Oct 15 - Sat, Oct 17
LAX
Los Angeles Intl.
ORD
O'Hare Intl.
$120 Roundtrip, found 4 hours ago
$120
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Thu, Oct 15 from Los Angeles Intl. to O'Hare Intl., returning Sat, Oct 17, priced at $120 found 4 hours ago
Thu, Sep 24 - Sat, Sep 26
IAH
George Bush Intercontinental
ORD
O'Hare Intl.
$122 Roundtrip, just found
$122
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Sep 24 from George Bush Intercontinental to O'Hare Intl., returning Sat, Sep 26, priced at $122 just found
OriginDestinationTravel DatesFlights From*
LAXChicagoOctober 17 to October 19$120
LAXChicagoSeptember 22 to September 27$197
FCOChicagoNovember 20 to November 28$575
HKGChicagoOctober 22 to October 28$846
FCOChicagoSeptember 11 to September 12$923
CANChicagoSeptember 15 to November 17$988
PVGChicagoSeptember 17 to March 12$1,039
PEKChicagoNovember 20 to November 27$1,052
FOCChicagoOctober 2 to October 19$1,077
CTUChicagoNovember 1 to January 31$1,112
PVGChicagoSeptember 15 to September 16$1,187
XIYChicagoOctober 13 to February 15$1,226
SZXChicagoNovember 20 to November 24$1,254
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
LAXChicagoAugust 28 to August 29$292
LAXChicagoAugust 30 to September 5$342
FCOChicagoAugust 29 to September 29$744
CANChicagoAugust 30 to September 3$1,239
PVGChicagoAugust 29 to September 14$1,264
HKGChicagoAugust 29 to September 1$1,274
PVGChicagoAugust 29 to September 19$1,290
HKGChicagoAugust 29 to August 30$1,511
FOCChicagoAugust 28 to September 1$1,565
*Prices include taxes and fees

Best Lake County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Level Chicago – Old Town
4.0-star property

Level Chicago – Old Town

Oct 27 - Nov 3

7 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $1,716, price is now $1,004 per person
$1,004
per person
found 1 day ago
Level Chicago Fulton Market
4.0-star property

Level Chicago Fulton Market

Oct 27 - Nov 3

7 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $1,820, price is now $1,020 per person
$1,020
per person
found 1 day ago
Four Seasons Hotel Chicago
5.0-star property

Four Seasons Hotel Chicago

Sep 16 - Sep 19

3 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $2,597, price is now $1,529 per person
$1,529
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Atlanta to Lake County
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Travelers ❤️ These Lake County 🏨

Congress Plaza Hotel

Congress Plaza Hotel

3.5 out of 5
520 South Michigan Avenue Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy 2 restaurants, 2 bars/lounges, and breakfast (surcharge). Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Grant Park and Millennium Park are located nearby.
8/10 Very Good! (10,303 reviews)
"I didn’t enjoy my stay. They were understaffed which made check in slow. I was in a wheelchair and my room was very in need of a makeover. The fridge wasn’t getting cold and the dresser that it was kept in was falling apart. The air conditioner was rusted and the temperature never changed. The carpet ..."

Reviewed on Aug 24, 2026

Opens in a new windowCongress Plaza Hotel
The Chicago Hotel Collection Ambassador Gold Coast

The Chicago Hotel Collection Ambassador Gold Coast

4 out of 5
1301 N State Pkwy Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy free WiFi, a 24-hour fitness center, and valet parking (surcharge). Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
Opens in a new windowThe Chicago Hotel Collection Ambassador Gold Coast
Kasa Magnificent Mile Chicago

Kasa Magnificent Mile Chicago

4 out of 5
One Superior Place Chicago IL
Stay at this aparthotel in Chicago. Enjoy free WiFi, a fitness center, and parking (surcharge). Our guests praise the helpful staff in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
9.4/10 Exceptional! (867 reviews)
"Very pretty property, clean and great location"

Reviewed on Aug 24, 2026

Opens in a new windowKasa Magnificent Mile Chicago
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River Hotel

River Hotel

4 out of 5
75 East Wacker Drive Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy free WiFi, room service, and a fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Chicago Riverwalk and Michigan Avenue are located nearby.
Opens in a new windowRiver Hotel
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to Lake County?
Some travelers snapped up a roundtrip flight to Lake County for as little as $67 over the last seven days. If you find a bargain, grab it quickly. Cheap deals don't last forever! This price was available on Travelocity for flights to Lake County departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to Lake County?
According to Travelocity's direct return flight demand from January to December last year, September is the cheapest time to jet off to Lake County. Search for flights throughout this month and bag an amazing bargain today.
How can I check my flight status to Lake County?
Get alerts about your flight status and gate numbers with Trips. Travelocity's handy customer portal is located at the top of our homepage and is where you can view and manage your bookings. Create a free account easily and quickly and you're ready to go. Or, download the Travelocity app and see the details of your flight to Lake County while you're out and about — and even when you're offline. The app can help with all your booking needs. Whether you want to add transportation from your airport or share details with any members of your family flying with you, it's all possible through the app.
How do I find the best deals on flights to Lake County?
A simple way to snag a bargain is to be flexible with your travel dates. Begin by searching for your flight to Lake County, then click on "Flexible dates" above your results. This will reveal any cheaper prices for nearby dates. Another tip? Book ahead of time. To give you an idea of costs, $67 was the cheapest price for a return flight to Lake County in the last seven days on our site. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Lake County with Travelocity?
Start packing now and get set to take off with Travelocity. It's our job to track down the best deals on cheap flights to Lake County. Whether you're chasing airfares with flexible cancellation policies or cheap family flights from low-cost carriers, we'll make it happen.
What are the most popular flight routes to Lake County?
If you have plans to book a flight to Lake County, here are some well-known routes you can take:

  • Denver, CO (DEN-Denver Intl.) to O'Hare Intl. Airport (ORD) - 4,203 flights a month.
  • Minneapolis, MN (MSP-Minneapolis - St. Paul Intl.) to O'Hare Intl. Airport (ORD) - 4,155 flights a month.
  • New York, NY (LGA-LaGuardia) to O'Hare Intl. Airport (ORD) - 4,138 flights a month.

How much is a flight to Lake County on average?
Based on prices found over the last seven days, roundtrip flights to Lake County were between $67 and $1,565. When you're ready to go, Travelocity will help you find a fare that'll suit your budget. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
How long is the average flight to Lake County?
The duration of a direct flight to Lake County varies, but here you can check out the average journey times for several major routes:

  • Denver, CO (DEN-Denver Intl.) to O'Hare Intl. Airport (ORD) - 2 hours and 29 minutes
  • Minneapolis, MN (MSP-Minneapolis - St. Paul Intl.) to O'Hare Intl. Airport (ORD) - 2 hours and 20 minutes
  • New York, NY (LGA-LaGuardia) to O'Hare Intl. Airport (ORD) - 2 hours and 41 minutes

What can I expect on a flight to Lake County?
If you've booked a long-haul flight to Lake County, you can usually expect meals, drinks and entertainment on board. Airlines try to make longer flights as pleasant as possible. Brief journeys — as well as flights with budget airlines — may not have such inclusions. If you're searching for cheap flights for family vacations with a low-cost carrier, you may have to pay extra for things like snacks and drinks.