$1,066 Cheap Flights from Birmingham (BHM) to Castries (SLU)

View $1,066 flight on Sat, Dec 27, 2025Opens in a new window

Popular airlines from Birmingham International Airport (BHM) to George F. L. Charles Airport (SLU)

Cheap Flights from Birmingham to Castries (BHM-SLU)

Prices were available within the past 7 days and start at $1,066 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 center is 53 minutes. Flights from $1,864
UVF
Hewanorra Intl.
Cheapest
Average driving time to city center53 min
Flights from $1,864

Frequently asked questions

How much does a flight from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU) cost?
Get a cheap one-way flight from $1,066 or cheap return flight from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU)?
The cheapest month to fly from BHM to SLU is , when there's less demand. Off-peak season is usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BHM to SLU flight.
How many flights per day from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU)?
You'll need to take a flight with a layover if you're traveling from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from BHM to SLU?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU)?
Opt for a flight from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU) that leaves before 3 PM to reduce the likelihood of delays. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU) last-minute?
Last-minute bookings from BHM to SLU are usually more expensive. To lock in the best rates, start searching for flights early. That being said, if your travel plans are flexible, you may score a cheap ticket right before your journey.
Is it cheaper to book a BHM to SLU flight and hotel package?
Compared with arranging flights and hotels separately, booking a BHM to SLU flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place will take the stress out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Birmingham Intl. Airport (BHM) to George F. L. Charles Airport (SLU)?
Usually, it's possible to reschedule or cancel your BHM to SLU flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Birmingham Intl.
Destination airport
George F. L. Charles
Distance
2103 mi

Book with confidence

Birmingham to Castries Flights

The cheapest times to fly from Birmingham 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 Birmingham to Castries are during the month of . You can find some of the cheapest flights from Birmingham to Castries with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Birmingham to Castries

Sunday is one of the best days to book for cheap flights from Birmingham 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 Birmingham 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 Birmingham to Castries in 2026. You can also book with separate airlines for your outbound and return journeys, from $1,066 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 Birmingham 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 Birmingham 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.

 

Birmingham to Castries Flights

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*Available to One Key members.