
Featured airlines
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from Columbus to Castries (CMH-SLU)
Prices were available within the past 7 days and start at $216 for one-way flights and $549 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Frequently asked questions
Travel information
Travel information
Origin airport | John Glenn Columbus Intl. |
Destination airport | Hewanorra Intl. |
Roundtrip price | $549 |
Distance | 2248 mi |
Book with confidence
Book with confidence
The cheapest times to fly from Columbus to Castries
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Columbus to Castries are during the month of July. You can find some of the cheapest flights from Columbus to Castries with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Columbus to Castries
Sunday is one of the best days to book for cheap flights from Columbus to Castries: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Columbus to Castries
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Columbus to Castries in 2025. You can also book with separate airlines for your outbound and return journeys, from $216 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Columbus to Castries flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Columbus to Castries airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Be inspired and discover more with Expedia
Be inspired and discover more with Expedia
Flights
- Aeromexico
- Air France
- American Airlines
- Turkish Airlines
- Virgin Atlantic
- British Airways
- United
- Frontier Airlines
- Lufthansa
- Spirit Airlines
- Alaska Airlines
- Air Canada
- Delta
- KLM
- Qatar Airways
- Iberia
- Flights from Tri-State
- Flights from Butler County Regional
- Flights from Hopkins Intl.
- Flights from Cincinnati - Northern Kentucky Intl.
- Flights from Marion Municipal
- Flights from Cincinnati Municipal - Lunken Field
- Flights from James M. Cox Dayton Intl.
- Flights from Akron-Canton
- Flights from Mid-Ohio Valley Regional
- Flights from Akron Fulton Intl.
- Flights to Castries
- Flights to Laborie
- Flights to Micoud
- Flights to Gros Islet
- Flights to Belle Plaine
- Flights to Babonneau
- Flights to Choiseul
- Flights to Vieux Fort
- Flights to Dennery
- Flights to Praslin
- Flights to Soufrière
- Flights to Anse La Raye
- Flights to Marigot Bay
- Flights from Dallas (DFW) to Chicago (ORD)
- Flights from Columbus (CMH) to Chicago (ORD)
- Flights from Columbus (CMH) to Fort Lauderdale (FLL)
- Flights from Denver (DEN) to Las Vegas (LAS)
- Flights from Portland (PDX) to Las Vegas (LAS)
- Flights from Dallas (DFW) to Las Vegas (LAS)
- Flights from Minneapolis (MSP) to Las Vegas (LAS)
- Flights from Atlanta (ATL) to Las Vegas (LAS)
- Flights from Chicago (ORD) to Las Vegas (LAS)
- Flights from Houston (IAH) to Las Vegas (LAS)
- Flights from New York (NYC) to Las Vegas (LAS)
- Flights from Los Angeles (LAX) to Las Vegas (LAS)
- Flights from Detroit (DTW) to Las Vegas (LAS)
- Flights from San Francisco (SFO) to Las Vegas (LAS)
- Flights from Seattle (SEA) to Las Vegas (LAS)
- Flights from Columbus (CMH) to New York (JFK)
- Flights from Chicago (ORD) to Castries (SLU)
- Flights from Denver (DEN) to Castries (SLU)
- Flights from Fort Lauderdale (FLL) to Castries (SLU)
- Flights from Detroit (DTW) to Castries (SLU)
- Flights from Newark Liberty Intl. Airport (EWR) to Castries (SLU)
- Flights from Boston (BOS) to Castries (SLU)
- Flights from Georgetown (GEO) to Castries (SLU)
- Flights from Los Angeles (LAX) to Castries (SLU)
- Flights from Bridgetown (BGI) to Castries (SLU)
- Flights from Minneapolis (MSP) to Castries (SLU)
- Flights from Miami (MIA) to Castries (SLU)
- Flights from New York (JFK) to Castries (SLU)
- Flights from Columbus (CMH) to Newark Liberty Intl. Airport (EWR)
- Flights from Columbus (CMH) to Denver (DEN)
- Flights from Los Angeles (LAX) to New York (NYC)
- Flights from Miami (MIA) to New York (NYC)
- Flights from Atlanta (ATL) to New York (NYC)
- Flights from Dallas (DFW) to New York (NYC)
- Flights from Columbus (CMH) to Dallas (DAL)
- Flights from Dallas (DFW) to Orlando (MCO)
- Flights from Boston (BOS) to Orlando (MCO)
- Flights from Philadelphia (PHL) to Orlando (MCO)
- Flights from Columbus (CMH) to Boston (BOS)
- Flights from New York (NYC) to Atlanta (ATL)
- Flights from Dallas (DFW) to Cancun (CUN)
- Flights from Columbus (CMH) to New York (LGA)
- Flights from Columbus (CMH) to Phoenix (PHX)
- Flights from Seattle (SEA) to Phoenix (PHX)
- Flights from Columbus (CMH) to Tampa (TPA)
- Flights from Los Angeles (LAX) to Seattle (SEA)
- Flights from Columbus (CMH) to Miami (MIA)
- Flights from Boston (BOS) to Miami (MIA)
- Flights from Los Angeles (LAX) to Dallas (DFW)
- Flights from New York (NYC) to Los Angeles (LAX)
- Flights from Columbus (CMH) to Los Angeles (LAX)
- Flights from Dallas (DFW) to Los Angeles (LAX)
- Flights from Seattle (SEA) to Los Angeles (LAX)
- Flights from Las Vegas (LAS) to Los Angeles (LAX)
- United Columbus (CMH) to Chicago (ORD) flights
- Spirit Airlines Columbus (CMH) to Fort Lauderdale (FLL) flights
- Delta Columbus (CMH) to New York (JFK) flights
- Caribbean Airlines Toronto (YYZ) to Castries (SLU) flights
- Caribbean Airlines Kingston (KIN) to Castries (SLU) flights
- Caribbean Airlines St. George's (GND) to Castries (SLU) flights
- Caribbean Airlines Miami (MIA) to Castries (SLU) flights
- Caribbean Airlines Bridgetown (BGI) to Castries (SLU) flights
- Caribbean Airlines Fort Lauderdale (FLL) to Castries (SLU) flights
- Caribbean Airlines Port of Spain (POS) to Castries (SLU) flights
- Caribbean Airlines Georgetown (GEO) to Castries (SLU) flights
- Caribbean Airlines Orlando (MCO) to Castries (SLU) flights
- United Columbus (CMH) to Newark Liberty Intl. Airport (EWR) flights
- United Columbus (CMH) to Denver (DEN) flights
- American Airlines Columbus (CMH) to Boston (BOS) flights
- American Airlines Columbus (CMH) to Phoenix (PHX) flights
- American Airlines Columbus (CMH) to Tampa (TPA) flights
- American Airlines Columbus (CMH) to Miami (MIA) flights
- American Airlines Columbus (CMH) to Los Angeles (LAX) flights