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CA $466 Cheap Flights from Chicago (ORD) to Castries (SLU)

View CA $466 flight on Sat, Nov 21, 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to George F. L. Charles Airport (SLU)

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Cheap flights from Chicago (ORD) to Castries (SLU)

Prices were available within the past 7 days and start at CA $466 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alternative airports near Castries

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

Select flight to Hewanorra Intl. UVF. Cheapest option available. Average driving time to city centre is 53 minutes. Flights from CA $1,197
UVF
Hewanorra Intl.
Cheapest
Average driving time to city centre53 min
Flights from CA $1,197

Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) cost?
You can find one-way and return flights from ORD to SLU with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ORD to SLU ticket fares go up or down.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
The cheapest months to fly from ORD to SLU are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
Enter ORD to SLU and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
JetBlue Airways offers one of the cheapest connecting return flights with a layover in Logan Intl. (BOS), starting from around CA$778. Charles), with prices starting from around CA$1251 for flights that can be booked for departure within the next year. United is one of the cheapest airlines offering nonstop return flights from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
There are approximately 16 connecting flights per day from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles). Some common connection points include Pearson Intl. (YYZ), Washington Dulles Intl. (IAD), and Liberty Intl. (EWR).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
The earliest flight from Chicago O'Hare International Airport (ORD) to Castries George F. L. Charles (SLU) typically departs around 5:00 AM. This flight is operated by American Airlines. This is a seasonal service, active in March and November. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
You'll typically find the most flights from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) on a Sunday, with around 46 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, United, and Delta. Sunday offers notably more flight options compared to other days of the week, so if you're looking for the most choices, that's a great day to consider.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
The most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) are in the early morning, from 3am to 6am. Many major carriers, including American Airlines and Delta, offer flights during this window. Many travellers prefer this time as it allows for an early arrival at your destination, giving you more time to enjoy your trip.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
There are no nonstop or one-stop flights from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles). Flights with two or more stops typically take around 24 hours 30 minutes, covering a distance of approximately 4044 kilometres. Keep in mind that actual travel times can vary based on your specific routing, layover durations, and factors like wind patterns.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
You can fly business class from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles). You can fly business class with Air Canada and United.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Castries (SLU) from Chicago, IL (ORD)?
If you're planning to travel to Castries from O'Hare Intl. (ORD), you can fly directly into George F. L. Charles (SLU) which offers international flights and connections. Some flights may connect through major hubs like Ronald Reagan Washington National (DCA), Pearson Intl. (YYZ), or Dallas-Fort Worth Intl. (DFW) before reaching Castries. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Castries (SLU-George F. L. Charles) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
George F. L. Charles
Distance
4020 km

Book with confidence

Chicago to Castries Flights

The easy way to book your flights from Chicago to Castries 

With Expedia, it’s simple to find and book flights to Castries from Chicago whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 2 airlines that cover this route. There are nonstop flights to George F. L. Charles, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Chicago to Castries today, tomorrow, or this week.  

 

Save dollars with cheap flights from O'Hare Intl., ORD to George F. L. Charles, SLU 

Sort your search results by price to find great deals on your flight from Chicago to Castries—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Castries from Chicago currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Castries  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Castries from Chicago 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Castries with Expedia today.

Chicago to Castries Flights

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