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Cheap Flights from Castries (SLUA) to Chicago (ORD)

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      Travellers and cabin class, 1 Adult, Economy
      United

      Compare Castries to Chicago O'Hare International flight deals

      Find the cheapest month or even day of the year to fly to Chicago O'Hare International

      Book the best Chicago O'Hare International fare with no extra fees

      Flight dealsCheapest monthFind the best routeRoute infoFAQsTips and advice

      Flight deals from Castries to Chicago O'Hare International

      Looking for a cheap last-minute deal or the best return flight from Castries to Chicago O'Hare International Airport? If you want to travel next month, return fares start from $985. Find the lowest prices on one-way and return tickets right here.
      Chicago.$985 per passenger.Departing Wed, 23 Dec, returning Wed, 30 Dec.Return flight with United.Outbound indirect flight with United, departs from St Lucia Hewanorra on Wed, 23 Dec, arriving in Chicago O'Hare International.Inbound indirect flight with United, departs from Chicago O'Hare International on Wed, 30 Dec, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $985, select.
      Chicago.$1,048 per passenger.Departing Fri, 25 Dec, returning Fri, 1 Jan.Return flight with United.Outbound indirect flight with United, departs from St Lucia Hewanorra on Fri, 25 Dec, arriving in Chicago O'Hare International.Inbound indirect flight with United, departs from Chicago O'Hare International on Fri, 1 Jan, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $1,048, select.
      Chicago.$1,091 per passenger.Departing Sat, 26 Dec, returning Sat, 2 Jan.Return flight with United.Outbound direct flight with United departs from St Lucia Hewanorra on Sat, 26 Dec, arriving in Chicago O'Hare International.Inbound direct flight with United departs from Chicago O'Hare International on Sat, 2 Jan, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $1,091, select.
      Chicago.$1,149 per passenger.Departing Sat, 21 Nov, returning Sat, 28 Nov.Return flight with United.Outbound direct flight with United departs from St Lucia Hewanorra on Sat, 21 Nov, arriving in Chicago O'Hare International.Inbound direct flight with United departs from Chicago O'Hare International on Sat, 28 Nov, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $1,149, select.
      Chicago.$1,197 per passenger.Departing Sat, 13 Feb, returning Sat, 20 Feb.Return flight with United.Outbound indirect flight with United, departs from St Lucia Hewanorra on Sat, 13 Feb, arriving in Chicago O'Hare International.Inbound indirect flight with United, departs from Chicago O'Hare International on Sat, 20 Feb, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $1,197, select.
      Chicago.$1,273 per passenger.Departing Sat, 27 Feb, returning Sat, 6 Mar.Return flight with United.Outbound indirect flight with United, departs from St Lucia Hewanorra on Sat, 27 Feb, arriving in Chicago O'Hare International.Inbound indirect flight with United, departs from Chicago O'Hare International on Sat, 6 Mar, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $1,273, select.
      Chicago.$1,527 per passenger.Departing Sat, 5 Dec, returning Sat, 12 Dec.Return flight with United.Outbound direct flight with United departs from St Lucia Hewanorra on Sat, 5 Dec, arriving in Chicago O'Hare International.Inbound direct flight with United departs from Chicago O'Hare International on Sat, 12 Dec, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $1,527, select.
      Chicago.$1,802 per passenger.Departing Mon, 19 Jul, returning Fri, 23 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from St Lucia Hewanorra on Mon, 19 Jul, arriving in Chicago O'Hare International.Inbound indirect flight with Delta, departs from Chicago O'Hare International on Fri, 23 Jul, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $1,802, select.
      Chicago.$1,917 per passenger.Departing Sat, 30 Jan, returning Sat, 6 Feb.Return flight with United.Outbound direct flight with United departs from St Lucia Hewanorra on Sat, 30 Jan, arriving in Chicago O'Hare International.Inbound direct flight with United departs from Chicago O'Hare International on Sat, 6 Feb, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $1,917, select.
      Chicago.$2,099 per passenger.Departing Fri, 1 Jan, returning Fri, 8 Jan.Return flight with United.Outbound indirect flight with United, departs from St Lucia Hewanorra on Fri, 1 Jan, arriving in Chicago O'Hare International.Inbound indirect flight with United, departs from Chicago O'Hare International on Fri, 8 Jan, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $2,099, select.
      Chicago.$2,153 per passenger.Departing Sat, 28 Nov, returning Sat, 5 Dec.Return flight with United.Outbound indirect flight with United, departs from St Lucia Hewanorra on Sat, 28 Nov, arriving in Chicago O'Hare International.Inbound indirect flight with United, departs from Chicago O'Hare International on Sat, 5 Dec, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $2,153, select.
      Chicago.$2,834 per passenger.Departing Sat, 28 Nov, returning Thu, 21 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from St Lucia Hewanorra on Sat, 28 Nov, arriving in Chicago O'Hare International.Inbound indirect flight with Delta, departs from Chicago O'Hare International on Thu, 21 Jan, arriving in St Lucia Hewanorra.Price includes taxes and charges.From $2,834, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Castries to Chicago O'Hare International found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Castries to Chicago O'Hare International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Castries to Chicago O'Hare International flights are currently cheapest in December.
      Nov
      from $1,149
      Dec
      from $985
      Jan
      from $2,098
      Feb
      from $1,197
      Mar
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      Apr
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      May
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      Jun
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      Jul
      from $1,802
      Aug
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      Sep
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      Oct
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      Direct flights from Castries to Chicago O'Hare International

      United

      Castries to Chicago O'Hare International: Alternative routes

      Compare routes from Castries to Chicago below. You may find an airport to fly into that's cheaper, faster, or easier than Chicago O'Hare International.

      Chicago Midway

      14km from central Chicago
      Closest
      from $2,833
      Search flights

      Chicago O'Hare International

      25km from central Chicago
      Cheapest
      from $985
      Search flights

      Chicago Rockford

      127km from central Chicago
      Search flights

      Castries to Chicago: Flight information

      The things to know before you go.
      Cheapest flight found$985
      Cheapest month to flyDecember
      Average flight time6 hrs, 22 mins
      Most popular airlineUnited
      Average flights per week2

      Finding cheap flights from Castries to Chicago O'Hare International: Frequently asked questions

      The best price we found for a return flight from Castries to Chicago O'Hare International is $985. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      6 hours and 22 minutes is the average flight time from Castries to Chicago O'Hare International.
      United flies direct from Castries to Chicago O'Hare International.
      As of November 2026, there are 2 flights per week flying from Castries to Chicago O'Hare International.
      The cheapest month to fly from Castries to Chicago O'Hare International is usually December.
      After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Castries to Chicago O'Hare International Airport on Wednesday, 23 December 2026.
      Yes – the average flight time is 6 hours and 22 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago O'Hare International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.

      The cheapest airline that flies to Chicago O'Hare International is United .

      How to find cheap flights to Chicago (ORD) from Castries (SLUA) in 2024

      Looking for cheap tickets from Castries to Chicago O'Hare International? Return tickets start from $985 and one-way flights to Chicago O'Hare International from Castries start from $579


      Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

      • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets.
      • Compare flight deals to Chicago from Castries from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Chicago start from $579 one-way.
      • Flex your dates to find the best SLUA-ORD ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Chicago O'Hare International from Castries.
      • Set up a Price Alert. You can easily track the fare of your cheap flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
      • Fly without stops. Only interested in direct flights between Castries and Chicago O'Hare International? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results. Airlines that fly direct include: United
      • Find the cheapest Business class flights from Castries and Chicago O'Hare International. We scour the internet for the best Business, Premium Economy and First Class flight fares to Chicago, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
      • Include nearby airports in your search. Widen your search for Castries to Chicago O'Hare International flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
      • Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets between Castries and Chicago O'Hare International whenever you want.

      Combine your flight to Chicago O'Hare International from Castries with hotels and car hire

      Once you've secured your cheap flight ticket from Castries to Chicago O'Hare International, discover the best prices and exclusive rates for hotels in Chicago or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


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      Plan the rest of your trip from Castries to Chicago

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.