A calm lake with reflections of trees and a clear sky.

$30 Cheap Flights to Crystal Lake, IL

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Popular airlines to Crystal Lake

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Today's featured flight deals to Crystal Lake

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How much is the cheapest flight to Crystal Lake?

Prices were available within the past 7 days and start at $30 for one-way flights and $60 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
American Airlines
United
Delta
JetBlue Airways

Alternative airports near Crystal Lake

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

What you need to know for your flight to Crystal Lake

Flights to Crystal Lake at a glance

Traveling to Crystal Lake is easy; simply choose between full-service and budget airlines. Compare flight durations and select the best option that aligns with your budget and schedule, making it convenient to explore the city's renowned attractions and neighborhoods. Look for cheap flights to Crystal Lake to maximize your adventure.

  • Major airport near Crystal Lake: O'Hare International Airport (ORD)
  • Flights per week: 8,150+ flights arriving at Crystal Lake airport
  • Number of airlines that fly to Crystal Lake: around 75+ carriers

Popular airport near Crystal Lake

Crystal Lake is a charming city ideal for outdoor enthusiasts, romantic getaways, and scenic vacations. Visitors are drawn here for its beautiful landscapes, family-friendly activities, and adventurous spirit. The city is conveniently accessible via a major airport, making travel to this picturesque destination hassle-free.

  • O'Hare International Airport (ORD): Situated in Cook County, Illinois, approximately 28 miles from Crystal Lake, this major airport facilitates both domestic and international travel. It connects travelers to over 285 domestic cities and more than 315 international destinations. Passengers have the option to enhance their journey by upgrading to first class, premium economy, or business class seating, depending on the airline and specific route. Notable airlines operating here include American Airlines, United, and Frontier Airlines.

Top routes to Crystal Lake

  • New York (JFK/LGA) to Crystal Lake (ORD), with one-way fares starting at around $45
  • Los Angeles (LAX) to Crystal Lake (ORD), with one-way airfare from around $80
  • Boston (BOS) to Crystal Lake (ORD), with one-way flight options from around $60
  • Orlando (MCO) to Crystal Lake (ORD), with one-way flights starting at around $50
  • Las Vegas (LAS) to Crystal Lake (ORD), with one-way flights starting at around $60

Cheapest routes to Crystal Lake

  • Burlington (BRL/BTV) to Crystal Lake (ORD), with cheap one-way fares from around $40
  • New York (JFK/LGA) to Crystal Lake (ORD), with affordable one-way prices from around $45
  • Atlanta (ATL) to Crystal Lake (ORD), with budget one-way fares from around $45
  • Fort Lauderdale (FLL) to Crystal Lake (ORD), with affordable one-way prices from around $45
  • Nashville (BNA) to Crystal Lake (ORD), with cheap one-way fares from around $45

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to Crystal Lake

  • American Airlines: Operating to O'Hare International Airport (ORD), American Airlines represents roughly 36% of the arrivals at Crystal Lake. The average one-way ticket costs around $390, with premium service options like premium economy, business, and first class available based on the route.
  • United: Also flying to O'Hare International Airport (ORD), United accounts for approximately 35% of arrivals to Crystal Lake. The average fare for a one-way trip is about $380, with premium service offerings that may include premium economy, business, and first class depending on the route.
  • Delta: Providing service to O'Hare International Airport (ORD), Delta makes up around 8% of the arrivals to Crystal Lake. Travelers can expect an average one-way fare of about $360, with premium options such as premium economy, business, and first class varying by route.
  • Frontier Airlines: Serving O'Hare International Airport (ORD), Frontier Airlines contributes roughly 3% to the arrivals at Crystal Lake. The average one-way fare is approximately $160, making it a more budget-friendly choice for travelers.
  • Southwest Airlines: Operating flights to O'Hare International Airport (ORD), Southwest Airlines accounts for about 2% of arrivals to Crystal Lake. Passengers can anticipate an average one-way fare of around $230, appealing to various budget needs.

Best time to fly to Crystal Lake

The most popular months for travelers to fly to Crystal Lake are January, March, and April, when peak temperatures in Crystal Lake can reach up to 46.4°F in April. If you prefer quieter travel, consider September, the least busy time to visit with temperatures around 64.4°F and typically the lowest average one-way fare (around $205), roughly 10% cheaper than the yearly average. Looking for additional cheaper months to fly? October, November, and May offer average one-way fares roughly ranging from $206 to $218, making them good options for flexible travelers.

calendar iconMonthtemperature iconTemperaturerain iconPrecipitationmostly cloudy iconCloudinesscrowd level iconDemandprice iconAverage one-way Fare
January21.7°F (-5.7°C)Light RainMostly CloudyModerately High$281
February23.9°F (-4.5°C)Light RainMostly CloudyAverage$221
March36.5°F (2.5°C)Light RainMostly CloudyModerately High$245
April46.4°F (8.0°C)Light RainMostly CloudyModerately High$236
May58.5°F (14.7°C)Light RainMostly SunnyAverage$218
June68.0°F (20.0°C)Light RainMostly SunnyAverage$231
July72.1°F (22.3°C)Light RainMostly SunnyAverage$228
August70.7°F (21.5°C)Light RainMostly SunnyAverage$221
September64.4°F (18.0°C)Light RainMostly SunnyModerately Low$205
October52.0°F (11.1°C)Light RainMostly SunnyAverage$206
November39.0°F (3.9°C)Light RainMostly SunnyModerately Low$217
December29.5°F (-1.4°C)Light RainMostly CloudyModerately Low$222

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

How to save money on a flight to Crystal Lake

Getting some of the best deals on flights to Crystal Lake is all about timing and flexibility. Here are some key tips to help you save:

  1. Compare flight options—use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
  3. Bundle and save—book a flight and unlock a hotel deal on Expedia*, or explore our Crystal Lake hotel and flight deals.
  4. Think about luggage-nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
  5. Earn miles—you can earn airline miles when you book your Crystal Lake flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Crystal Lake

Crystal Lake welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach Crystal Lake efficiently:

  • Public transportation: From O'Hare International Airport, O'Hare Station, a metro station, is located about 0.1 miles away by walking, while Rosemont Station, a train station, is situated approximately 2.2 miles from the airport and can be reached by car.
  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Crystal Lake, with private rides that can be arranged in advance.
  • Car rental: Renting a car in Crystal Lake is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Crystal Lake on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay around Crystal Lake

  • McHenry: Located 7 miles away from Crystal Lake, McHenry is a charming city perfect for outdoor enthusiasts and those seeking scenic beauty. Visitors can enjoy various recreational activities at local parks and campgrounds, along with stunning views of lakes and beaches. Popular attractions include the Volo Auto Museum, which offers a fascinating glimpse into transportation history, and Petersen Park Beach, ideal for a relaxing day by the water. For a romantic outing, McCullom Lake provides a picturesque setting for couples looking to connect with nature.
  • Algonquin: Algonquin is located 5 miles drive away from Crystal Lake, making it an accessible destination for families and city explorers. The city features a variety of shopping centers and educational venues, perfect for a day of family fun. Notable attractions include the Schaumburg Convention Center, which hosts various events, and NOW Arena, offering exciting entertainment options for all ages. For a whimsical experience, families can visit Santa's Village, a delightful theme park that brings holiday cheer year-round.
  • Barrington: Barrington is located 11 miles away from Crystal Lake and is a wonderful choice for families and outdoor lovers. With a mix of urban amenities and natural beauty, visitors can explore shopping centers and recreational areas. The Fox River Preserve is an excellent spot for eco-friendly activities, while the Schaumburg Convention Center and NOW Arena cater to business and entertainment needs. This vibrant community is ideal for those looking to balance leisure with city experiences.

Tips for short-haul flights to Crystal Lake

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

  • Pack light and skip checked bags—when flying with budget airlines, it's often more economical to travel with just a carry-on. Maximize your space by using mini toiletries, wearing your heaviest clothes, and planning your outfits efficiently. This strategy also allows you to bypass the wait at baggage claim upon arrival.
  • Bring your own entertainment—many short-haul flights may lack in-flight entertainment options. Download your favorite TV shows, movies, music, or podcasts ahead of time and consider bringing a book to keep yourself occupied. Remember to fully charge your devices before you board.
  • Arrive at the airport in plenty of time—even for short or domestic flights, it's advisable to arrive at least 1.5 to 2 hours prior to departure, taking into account traffic and security lines.
  • Bring your own snacks and water—pack your favorite snacks and a refillable water bottle to stay hydrated and save money at the airport.

Tips for long-haul flights to Crystal Lake

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

  • Select your seat in advance—for long-haul flights, choosing your seat is essential for comfort. Full-service airlines typically allow free seat selection once online check-in begins, usually 24–48 hours before your flight. Some airlines may permit seat selection even earlier than this.
  • Arrive at the airport in plenty of time—aim to arrive at the airport at least 3 hours prior to departure for international flights to account for check-in, security screening, and immigration procedures.
  • Relax at the airport—if you find yourself with extra time, take the opportunity to browse the shops, grab a coffee, or unwind at the gate or in a departure lounge if you have access. Most airports offer free Wi-Fi that you can use.
  • Adjust to the new time zone mid-flight—begin syncing your body clock by changing your watch and modifying your sleep schedule to align with your destination's time zone. Try to rest or stay awake during the flight according to the local time of your arrival to help minimize jet lag.

Frequently asked questions

What month is the cheapest to fly to Crystal Lake?
Plan your trip for October if you want to get a deal on your fare. It's the cheapest month to fly to Crystal Lake. Try to avoid traveling during busy periods such as major public holidays or during big events.
Which US cities have the cheapest flights to Crystal Lake?
Land cheap flights to Crystal Lake from New York, Washington and Dallas. These cities usually offer the lowest fares to this unique destination. But keep in mind that demand, seasonality and stopovers will also impact rates, so remain flexible and book when you spot a bargain.
Which US cities fly direct to Crystal Lake?
Pick from 150 US cities providing direct flights to Crystal Lake. While booking on Expedia, check the "Direct flights only" filter to compare nonstop itineraries. Fly to Crystal Lake from any of these leading cities:
  • New York
  • Washington
  • Dallas
  • Boston
  • Phoenix
How to find a cheap flight to Crystal Lake?
Book early or look for a cheap flight to Crystal Lake during off-peak months like January and February. Jetting off on a Thursday can also save you an average of 16% compared to a Sunday departure.* The Expedia app makes it even easier to know exactly when to book. Just turn on the toggle for "Watch prices" and you'll receive a notification when fares go down.*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 Crystal Lake?
Being flexible about your plans can help you to find last-minute deals on cheap flights to Crystal Lake. To see all the available options, try looking at different ticket types, changing your Crystal Lake trip dates, leaving from an alternative airport or going with another airline.
How far in advance should I book a flight to Crystal Lake?
Lock in your flight to Crystal Lake two to four months ahead if you're jetting in from an international destination. For domestic travel, the usual timeframe is 28 days in advance. Bigger savings and a greater choice of departure dates, schedules and seating options are just some of the awesome benefits of booking early.**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 Crystal Lake?
You'll save an average of 8% if you purchase tickets on a Sunday instead of Fridays, which tend to be the most expensive day to book.* When it comes to scoring a cheap flight to Crystal Lake, timing makes a difference.*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 Crystal Lake?
A total of 44 airlines connect 216 airports across the world to Crystal Lake. Here are a few of the top airlines to Crystal Lake, where O'Hare Intl. Airport (ORD) is the chief entry point:
  • United Airlines
  • American Airlines
  • Delta Air Lines
  • Alaska Airlines
Where do you fly into Crystal Lake?
The main hub when you fly to Crystal Lake is O'Hare Intl. Airport (ORD), but there are other nearby choices like Rockford, IL (RFD-Greater Rockford) and Midway Intl. Airport (MDW). You can also arrive at Lewis University Airport (LOT) and General Mitchell Intl. Airport (MKE) when flying to Crystal Lake.
How far is the airport from central Crystal Lake?
You'll be roughly 30 mi southeast of the center of Crystal Lake after touching down at O'Hare Intl. Airport (ORD).
Can I save money by booking a Crystal Lake trip package?
Book a Crystal Lake flight and hotel package deal on Expedia, and you could benefit from significant savings. It's easy to bundle your flights and accommodations, and you can even add tours and car rentals to create your own personalized Crystal Lake break. Plus, there's nothing like the convenience of booking everything in one place.
Can I change or cancel my flight to Crystal Lake?
If you booked your flight to Crystal Lake within the last 24 hours, you can typically change or cancel it without fees. After that, extra charges may apply depending on the airline's rules and restrictions. To learn more, visit our Customer Service Portal. Keep in mind that some flights are non-refundable, so you may be issued a credit for a future trip rather than a direct refund. When browsing on Expedia, check the "Changes included" or "No cancel fee" filters to see fares with flexible change policies.

*Flight schedules are subject to change.

*Available to One Key members.

Book with confidence

Tips to find the cheapest flights to Crystal Lake

The cheapest day to fly

Get started finding a cheap flight to Crystal Lake 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

October is the cheapest month to fly to Crystal Lake. 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 Crystal Lake. 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 Crystal Lake, 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 Crystal Lake

The lowest price for round-trip flights to Crystal Lake in 2026 starts from from $60, while one-way tickets start from from $30. 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 Crystal Lake. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Crystal Lake

Frontier Airlines, American Airlines, United, Delta, JetBlue Airways are just some of the airlines that can typically offer cheap tickets to Crystal Lake. 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 Crystal Lake and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Crystal Lake, 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 Crystal Lake. 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, you could save hundreds of dollars by booking your Crystal Lake 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 Crystal Lake

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 Crystal Lake.

Stopover savings

The cheapest tickets to Crystal Lake are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Crystal Lake. 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 Crystal Lake 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 Crystal Lake. Simply download the free Expedia app to your smart device and activate Crystal Lake 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 Crystal Lake. 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.

Tips to find the cheapest flights to Crystal Lake

Travel information

Destination airport
O'Hare Intl.
Destination airport IATA code
ORD
Destination city name
Chicago
Roundtrip price
$60

Trending flights to Crystal Lake

Prices were available within the past 7 days and start at $30 for one-way flights and $60 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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