The cheapest times to fly from PIT to SLU are

  • January 1st to February 11th
  • June 4th to June 24th (except the week of June 11th)
  • August 20th to December 16th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from PIT to SLU is early October. Prices can be as high as $1845 for Thursday flights during early to mid July, or as low as $647 for Tuesday flights around early October.


When to Fly to Saint Lucia

Flying from Pittsburgh, PA (PIT) to St. Lucia (SLU) will usually cost between $708 to $1388 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early October with an average ticket price of $738. Due to high demand the most expensive time to fly is early to mid July, with an average price of $1511. Planning your trip to low-cost times can easily save you $773 on economy flights and even more on first-class flights. Generally, any price below $953 can be considered a good price for a round-trip PIT to SLU flight.

See below for a graph of average weekly prices for the PIT to SLU route. All prices are for round-trip tickets in USD.

PIT to SLU Flight Prices

Compared to other flights, the PIT to SLU flight is priced close to the average and costs about as much as the average flight leaving from Pittsburgh. The average price per mile (for a direct flight) is $0.27, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Thursdays are the most expensive days to fly to Saint Lucia, and Wednesdays are the most expensive days to return to Pittsburgh. Selecting flights on the least expensive days could save you up to $100 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $921. Return trip prices are from the SLU to PIT flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from PIT to SLU can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 4 hour 53 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from PIT to SLU while comparing.

Destination alternative #1: Grantley Adams International Airport (BGI) in Barbados/Bridgetown

  • 120 miles (193 km) away from SLU
  • Usually 39.03% less expensive than SLU
  • 1-layover flights available

See PIT to BGI flights

Destination alternative #2: Maurice Bishop International Airport (GND) in Grenada

  • 149 miles (240 km) away from SLU
  • Usually 28.65% less expensive than SLU
  • 1-layover flights available

See PIT to GND flights

Destination alternative #3: Hewanorra International Airport (UVF) in St. Lucia

  • 20 miles (32 km) away from SLU
  • Usually 15.63% less expensive than SLU
  • 1-layover flights available

See PIT to UVF flights


Flight Hacking PIT to SLU

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from PIT to SLU — but Champion Traveler does!

Hack #1: Fort Lauderdale, FL (PIT > FLL > SLU)

  • Price for both tickets: $836
  • Average savings: $118 (12.33%)

See PIT to FLL flights

Hack #2: Miami, FL (PIT > MIA > SLU)

  • Price for both tickets: $861
  • Average savings: $93 (9.71%)

See PIT to MIA flights

Hack #3: Barbados/Bridgetown (PIT > BGI > SLU)

  • Price for both tickets: $878
  • Average savings: $76 (7.92%)

See PIT to BGI flights


Flight Questions Answered

Still have questions about flying from PIT to SLU? We’ve got answers.

Which airlines fly this route?

You can find 6 major airlines flying this route most often: Air Canada, Air France, Caribbean Airlines, JetBlue, LIAT, United, and potentially more during busy seasons.

How far away is it from George F Charles Airport to Pittsburgh International Airport?

The distance between the two airports is roughly 2166 miles or 3486 kilometers.

How long does it take to fly from PIT to SLU?

The real-world flight time for a nonstop PIT to SLU flight is about 4 hour 53 minutes.

How many flights go between Pittsburgh, PA and St. Lucia?

It depends on the day of the week and the date, but a typical day might have around 46 available flights from PIT to SLU.


Airport Location Info


Departing Airport

Origination codePIT
Origination airport namePittsburgh International Airport
CityPittsburgh, PA
Countrythe United States

Return Airport

Destination codeSLU
Destination airport nameGeorge F Charles Airport
CitySt. Lucia
CountrySt Lucia


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.