Cheap flights from Costa Rica to Illinois from $121
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
How far in advance should I book a flight from Costa Rica to Illinois?
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 27 days in advance, which can save you up to 81% on flights from Costa Rica to Illinois compared to booking the week you need them. Waiting 27 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $413. For sooner than that we have options available in the next 3 days from $534.
What is the cheapest month to fly from Costa Rica to Illinois?
Due to multiple factors, expect to potentially pay more when booking in March. For low rates, August can be a great choice for travel to Illinois. Flights to Illinois from Costa Rica in August are about $414 on average during August, but can be found for as low as $269.
When is the cheapest time to fly from Costa Rica to Illinois (CR - IL)?
When flying from Costa Rica to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Cheap Spirit Airlines flights from Costa Rica to Illinois
Explore cheap flight options specifically provided by Spirit Airlines for the route between Costa Rica and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,634,509 searches. Data last updated May 18, 2024.
Take a peek at the cheapest Spirit Airlines flights we've detected traveling from Costa Rica to Illinois. Make sure to check back often as deals are often changing.
Cheap Frontier flights from Costa Rica to Illinois
Explore cheap flight options specifically provided by Frontier for the route between Costa Rica and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,634,509 searches. Data last updated May 18, 2024.
Some of the best deals we've found on Frontier flights traveling from Costa Rica to Illinois. Deals frequently update to provide users with more options.
Cheap Costa Rica to Illinois flights in May & June 2024
Find cheap flight options from Costa Rica to Illinois specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,634,509 searches. Prices were last updated on May 18, 2024.
Listed are some of the best fares we've found on flights departing from Costa Rica to Illinois in 2024. More deals are always being added, so be sure to check back regularly.
Costa Rica to Illinois 2024 flight deals
Discover exclusive flight deals for travel between Costa Rica and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,634,509 searches. Data last updated May 18, 2024.
Listed are some of the best fares we've found on flights departing from Costa Rica to Illinois in 2024. More deals are always being added, so be sure to check back regularly.
Non-stop flights to Illinois from Costa Rica
Discover non-stop flight options from Costa Rica to Illinois. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,634,509 searches. Data last updated May 18, 2024.
Consider booking one of these non-stop flights heading from Costa Rica to Illinois. Those looking to potentially save on 1 or 2-stop flights from Costa Rica to Illinois should utilize the search form at the the top of the page.
Costa Rica to Illinois flights leaving soon
Find last-minute flight options from Costa Rica to Illinois for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,634,509 searches. Data last updated May 18, 2024.
Have a look at some of the last-minute flights available departing from Costa Rica to Illinois. Tip: verify your flight details before completing your reservation.
One-way flights to Illinois from Costa Rica
Search for one-way flight options from Costa Rica to Illinois. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,634,509 searches. Data last updated May 18, 2024.
Users in need of a one-way flight from Costa Rica to Illinois can choose from these deals. Users can also find round-trip Costa Rica to Illinois flights by using the search form above.
Find flights from Costa Rica to Illinois within your budget
Customize your flight search to find flights from Costa Rica to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,634,509 searches. Data last updated May 18, 2024.
Fly from
Fly to
Budget
$192 - $387
Route
Depart
Return
Price
San José Juan Santamaria IntlChicago O'Hare Intl
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Sat 9/7
1 stop10h 28m
Chicago O'Hare Intl
Tue 9/10
1 stop7h 32m
San José Juan Santamaria IntlChicago O'Hare Intl
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Wed 9/4
1 stop10h 28m
Chicago O'Hare Intl
Wed 9/11
1 stop7h 32m
San José Juan Santamaria IntlChicago O'Hare Intl
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Wed 9/4
1 stop10h 28m
Chicago O'Hare Intl
Tue 9/10
1 stop7h 32m
San José Juan Santamaria IntlChicago O'Hare Intl
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Wed 9/4
1 stop10h 28m
Chicago O'Hare Intl
Mon 9/9
1 stop7h 32m
San José Juan Santamaria IntlChicago O'Hare Intl
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Wed 9/4
1 stop10h 28m
Chicago O'Hare Intl
Tue 9/10
2 stops12h 23m
San José Juan Santamaria IntlChicago O'Hare Intl
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Thu 7/25
1 stop11h 29m
Chicago O'Hare Intl
Sat 8/17
1 stop25h 17m
San José Juan Santamaria IntlLambert-St Louis
SJO - STL
SJOSTL
San José Juan Santamaria Intl
Tue 5/28
1 stop15h 45m
Lambert-St Louis
Wed 8/28
1 stop7h 11m
San José Juan Santamaria IntlChicago O'Hare Intl
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Fri 8/9
1 stop7h 55m
Chicago O'Hare Intl
Wed 8/14
1 stop6h 45m
San José Juan Santamaria IntlLambert-St Louis
SJO - STL
SJOSTL
San José Juan Santamaria Intl
Tue 6/4
1 stop15h 59m
Lambert-St Louis
Wed 8/28
2 stops13h 55m
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated May 18, 2024.
Read reviews from past customers who have flown Spirit Airlines, Frontier and United Airlines from Costa Rica to Illinois. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Crew
Comfort
Food
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Crew
Comfort
Food
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Crew
Comfort
Food
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Crew
Comfort
Food
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Crew
Comfort
Food
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Crew
Comfort
Food
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Related info for your journey
Find useful and relevant information for your journey from Costa Rica to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Costa Rica to IllinoisSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Costa Rica to Illinois
Discover the top 7 airlines that operate flights from Costa Rica to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,634,509 searches. Data last updated May 18, 2024.
Search flights from Costa Rica to Illinois by cabin class
Find flights from Costa Rica to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hourly flight availability from Costa Rica to Illinois
Find hourly flight availability from Costa Rica to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 18, 2024.
| 0%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 0%of flight departures | Morning6 am to noon |
| 100%of flight departures | AfternoonNoon to 6 pm |
| 0%of flight departures | Evening6 pm to midnight |
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Costa Rica to Illinois?
When you search for this flight from Costa Rica to Illinois, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Costa Rica to Illinois?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Costa Rica to Illinois.
Can Cheapflights find flights from Costa Rica to Illinois with no change fees?
Yes, we can. To see specific flights from Costa Rica to Illinois with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Costa Rica to Illinois become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from Costa Rica today and book when prices fit your budget.