$29 Cheap flights to Lake County

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Top places to visit in Lake County

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Merrillville

Merrillville

Cheap flights to Lake County from $29 One Way, $56 Round Trip

$56 return flights and $29 one-way flights to Lake County were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 10 - Thu, Sep 17
PHL
Philadelphia
ORD
Chicago
$56 Roundtrip, found 9 hours ago
$56
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, Sep 10 from Philadelphia to Chicago, returning Thu, Sep 17, priced at $56 found 9 hours ago
Mon, Sep 14 - Thu, Sep 17
BWI
Baltimore
ORD
Chicago
$62 Roundtrip, just found
$62
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Sep 14 from Baltimore to Chicago, returning Thu, Sep 17, priced at $62 just found
Mon, Aug 31 - Wed, Sep 2
LAX
Los Angeles
ORD
Chicago
$80 Roundtrip, found 4 hours ago
$80
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Mon, Aug 31 from Los Angeles to Chicago, returning Wed, Sep 2, priced at $80 found 4 hours ago
Tue, Oct 6 - Sat, Oct 10
IAH
Houston
ORD
Chicago
$85 Roundtrip, found 16 hours ago
$85
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Tue, Oct 6 from Houston to Chicago, returning Sat, Oct 10, priced at $85 found 16 hours ago
Sat, Aug 15 - Mon, Aug 17
ATL
Atlanta
MDW
Chicago
$96 Roundtrip, found 9 hours ago
$96
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Sat, Aug 15 from Atlanta to Chicago, returning Mon, Aug 17, priced at $96 found 9 hours ago
Tue, Oct 13 - Sat, Oct 17
ATL
Atlanta
ORD
Chicago
$96 Roundtrip, found 10 hours ago
$96
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Tue, Oct 13 from Atlanta to Chicago, returning Sat, Oct 17, priced at $96 found 10 hours ago

Deals For This Weekend's Flights

OriginDestinationTravel DatesFlights From*
LAXChicagoJuly 17 to July 18$350
LAXChicagoJuly 17 to July 24$464
FCOChicagoJuly 19 to July 26$781
FCOChicagoJuly 19 to July 26$1,037
HKGChicagoJuly 19 to July 26$1,210
PVGChicagoJuly 19 to July 25$1,547
PEKChicagoJuly 19 to August 3$1,680
FOCChicagoJuly 17 to August 26$1,926
*Prices include taxes and fees

Find The Perfect Hotel For After Your Flight

Score Epic Lake County Accommodation Deals

Omni Chicago Hotel

Omni Chicago Hotel

4.5 out of 5
676 N Michigan Ave Chicago IL
Fully refundableReserve now, pay when you stay
$251 nightly
The price is $298 total per night from Jul 26 to Jul 27
$298 total
Jul 26 - Jul 27
Total with taxes and fees
Book a stay at this luxury hotel in Chicago. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (1,904 reviews)
"It was one of the best experiences I ever had"

Reviewed on Jul 11, 2026

Opens in a new windowOmni Chicago 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
Fully refundableReserve now, pay when you stay
$154 nightly
The price is $183 total per night from Jul 27 to Jul 28
$183 total
Jul 27 - Jul 28
Total with taxes and fees
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 ...
8.2/10 Very Good! (1,734 reviews)
"Surprise fees upfront when you book with third party sites like, Expedia. Expect to cough up a few hundred dollars before you even get to the elevator. Other than that it’s a gorgeous hotel with incredible surrounding areas. Not too far from the beach as well. The breakfast buffet was also ..."

Reviewed on Jul 11, 2026

Opens in a new windowThe Chicago Hotel Collection Ambassador Gold Coast
Congress Plaza Hotel

Congress Plaza Hotel

3.5 out of 5
520 South Michigan Avenue Chicago IL
Fully refundableReserve now, pay when you stay
$210 nightly
The price is $250 total per night from Aug 10 to Aug 11
$250 total
Aug 10 - Aug 11
Total with taxes and fees
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 ...
8/10 Very Good! (10,224 reviews)
"Everything was great!"

Reviewed on Jul 10, 2026

Opens in a new windowCongress Plaza Hotel
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Hilton Chicago/Magnificent Mile Suites

Hilton Chicago/Magnificent Mile Suites

3.5 out of 5
198 E Delaware Pl Chicago IL
$188 nightly
The price is $223 total per night from Aug 9 to Aug 10
$223 total
Aug 9 - Aug 10
Total with taxes and fees
Book a stay at this business-friendly hotel in Chicago. Enjoy a fitness center, valet parking (surcharge), and a 24-hour front desk. Our guests praise the helpful ...
9/10 Wonderful! (4,548 reviews)
"Great location. Nice room layout. Helpful,friendly staff"

Reviewed on Jul 11, 2026

Opens in a new windowHilton Chicago/Magnificent Mile Suites
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.

Need a Car For After Your Flight?

Economy

Chevrolet Spark
  • 4 people
Chevrolet Spark
Economy Chevrolet Spark

Compact

Ford Focus
  • 4 people
Ford Focus
Compact Ford Focus

Midsize

Toyota Corolla
  • 5 people
Toyota Corolla
Midsize Toyota Corolla

SUV

Jeep Compass
  • 5 people
Jeep Compass
SUV Jeep Compass

Lake County

Finding cheap flights to Lake County is easy when you have Orbitz at your fingertips. Not only does Orbitz offer great deals on Lake County 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 County 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 County—even on the same day.

Pick and Choose or Book Full Vacation Packages

Don’t just be satisfied with great deals on Lake County 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 County 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 County?
With 12 airlines waiting to whisk you away to Lake County, finding the ideal flight will be a breeze. Book your fare with one of these top international carriers that offer services to O'Hare Intl. Airport (ORD):

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

How much is a flight to Lake County?
Loads of incredible deals were on offer this week, with return flights to Lake County ranging between $56 and $1,926. But it was travelers beginning their trip from Philadelphia (PHL) who bagged the top bargains. One-way fares to Lake County started from a low $29.
How to book the cheapest flight to Lake County?
Snapping up cheap flights to Lake County is as easy as booking with Orbitz. But if you want to make sure you're walking away with the best flight deals around, here are some suggestions to follow:

  • Consider departing from or arriving at alternative airports to increase your savings. Enter your preferred departure and arrival points in the form fields, then choose the 'Nearby airports' function below. It will list the available options.
  • If you're flexible with your travel plans, click on the 'Show flexible dates' option. It'll display the flight deals for the days before and after your chosen departure. Airfares often vary depending on the day of the week.
  • To fine tune your results, click on 'Show options.' You can search based on airlines, seating class, and nonstop and refundable flights. You can also choose whether you want to fly in the morning, afternoon or evening under 'Sort & Filter' to the left.
  • The early bird gets the best savings, so purchase your seats once you've settled on your travel dates. The cheapest airfares are quick to go and prices generally climb as the departure date gets closer.
  • Bundle your flights, hotels and car rental into a money-saving package deal. Save your dollars for things that really excite you, like exploring Lake County.
  • Don't travel during the busy season if you can. By avoiding summer and school vacations, you can save a significant amount on your airfare.

What is the best time to book a flight to Lake County?
Generally speaking, January is the cheapest month to purchase your plane ticket. This is followed by February and August. Bear this in mind while you look for a cheap flight to Lake County.
What day of the week is the cheapest to book a flight to Lake County?
To score a fantastic flight deal, book on a Tuesday, Wednesday or Saturday. Usually, these are the cheapest days of the week to book tickets to Lake County.
What is the cheapest day of the week to fly to Lake County?
Based on Orbitz data from 2020, Monday is usually the best day of the week for cheap flights to Lake County. Tuesday also has wallet-friendly fares, whereas Saturday has the highest ticket rates. Although flying out at the weekend may be easier to arrange, you'll have more money to play with if you head out early in the week.
What is the cheapest month to fly to Lake County?
Get set to jet for less in August. This is generally the best month to take off if you're looking for cheap flights to Lake County, Orbitz data shows. The most expensive time to fly is June, so avoid this month if you can.
Which airlines allow free cancellation?
We know that plans change and flexibility matters. That's why you can search for flights that have free cancellation and no change fees on Orbitz. Just click on "Filter by flexible change policies" and we'll show you fares with more flexibility than candy on a dashboard in summer!
What do I need for the flight to Lake County?
There's nothing more exciting than jetting somewhere new, but it pays to be prepared. These top tips will help get your trip started on the right foot:

  • Before you board the plane, you'll need to show some sort of government-issued ID, like your passport. You'll also need your ticket. If you're traveling with kids, check with your airline about which documents they may need.
  • Take some activities to pass the time on your trip to Lake County. Magazines, books and devices like e-readers and tablets are good ideas. Make sure you take a bottle of water with you too. Even on a short flight, it's important to keep well-hydrated.
  • Even if you're flying in the height of summer, bring a sweater on board with you. Cabins are notorious for getting downright chilly.

How do I get cheap first-class/business deals to Lake County?
If you think a business or first-class ticket is beyond your reach, you may want to think again. Here are some practical tips to help you nab a premium flight to Lake County for less:

  • Flexibility isn't just useful for your yoga. Have some room to move around your travel dates so you can pick up cheaper airfares when a sale comes along.
  • Budget airlines offer business-class seats at affordable prices. Give the full-service carriers a miss and look up these cheaper options.
  • Bid for an upgrade in online auctions (if available) or upgrade with loyalty points.

What is the best time to go to Lake County?
If you want to soak up the unique vibe of Lake County in the busy season, May, June and July are the top months to visit. June 20 heralds the first day of summertime in the Northern Hemisphere and is a fantastic time to go if you're fond of the great outdoors. During this time of year, average daily temperatures generally range from 65 ºF to 80 ºF.

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.