The cheapest times to fly from LGA to YSJ are

  • January 8th to February 11th
  • July 30th 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 LGA to YSJ is early to mid August. Prices can be as high as $704 for Sunday flights during mid December, or as low as $347 for Wednesday flights around early to mid August.


When to Fly to Saint John

Flying from New York, NY (LGA) to Saint John (YSJ) will usually cost between $362 to $559 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid August with an average ticket price of $362. Due to high demand the most expensive time to fly is mid December, with an average price of $594. Planning your trip to low-cost times can easily save you $232 on economy flights and even more on first-class flights. Generally, any price below $425 can be considered a good price for a round-trip LGA to YSJ flight.

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

LGA to YSJ Flight Prices

Compared to other flights, the LGA to YSJ flight is much cheaper than the average and costs much less than the average flight leaving from New York. The average price per mile (for a direct flight) is $0.52, which is above average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to YSJ, and Tuesday the cheapest day to fly back into LGA. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $70 (15%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $409. Return trip prices are from the YSJ to LGA 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 LGA to YSJ can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 1 hour 54 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 LGA to YSJ while comparing.

Destination alternative #1: Bangor International Airport (BGR) in Bangor, ME

  • 148 miles (238 km) away from YSJ
  • Usually 48.65% less expensive than YSJ
  • Nonstop flights available

See LGA to BGR flights

Destination alternative #2: Halifax Stanfield International Airport (YHZ) in Halifax

  • 120 miles (193 km) away from YSJ
  • Usually 39.69% less expensive than YSJ
  • Nonstop flights available

See LGA to YHZ flights

Destination alternative #3: Fredericton International Airport (YFC) in Fredericton

  • 49 miles (79 km) away from YSJ
  • Usually 9.42% less expensive than YSJ
  • 1-layover flights available

See LGA to YFC flights

Destination alternative #4: Greater Moncton Romeo Leblanc International Airport (YQM) in Moncton

  • 80 miles (129 km) away from YSJ
  • Usually 2.36% less expensive than YSJ
  • 1-layover flights available

See LGA to YQM flights


Flight Questions Answered

Still have questions about flying from LGA to YSJ? We’ve got answers.

Which airlines fly this route?

You can find 3 major airlines flying this route most often: Air Canada, Delta, United, and potentially more during busy seasons.

How far away is it from Saint John Airport to LaGuardia Airport?

The distance between the two airports is roughly 510 miles or 821 kilometers.

How long does it take to fly from LGA to YSJ?

The real-world flight time for a nonstop LGA to YSJ flight is about 1 hour 54 minutes.

How many flights go between New York, NY and Saint John?

It depends on the day of the week and the date, but a typical day might have around 34 available flights from LGA to YSJ.


Airport Location Info


Departing Airport

Origination codeLGA
Origination airport nameLaGuardia Airport
CityNew York, NY
Countrythe United States

Return Airport

Destination codeYSJ
Destination airport nameSaint John Airport
CitySaint John


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.