How long is the flight from Buffalo to Saint John?

Airlines like United Airlines fly from Buffalo to Saint John in about 12h 02m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 657 mi.

In terms of precipitation, rainfall in Saint John ranges from 3.2 - 5.3 inches per month. November is typically the wettest month, when rainfall can reach 5.3 in. August is typically the driest time to visit Saint John when rainfall is around 3.2 in.

If weather is an important factor for your trip to Saint John, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

What is the cheapest time of day to fly from BUF to YSJ?

When flying from Buffalo to Saint John, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Buffalo to St John that include hotel bookings?

Yes. In addition to deals on Buffalo to St John flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Buffalo to St John?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to St John.

Can I find deals for business class flights from Buffalo to St John?

Yes. Cheapflights offers flight deals from Buffalo to St John by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$844+ Flights from Buffalo to Saint John

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Cheap flight deals from Buffalo to St John

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Cheapest flights from Buffalo to St John
Explore the most affordable flight options available from Buffalo to St John. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

Sun 4/2610:50 am

BUF

YSJ

2 stops12h 02m

United Airlines

Wed 4/2911:55 am

YSJ

BUF

2 stops12h 57m

United Airlines

Deal found 2/17

$844

Sat 4/46:00 am

BUF

YSJ

2 stops16h 52m

United Airlines

Sat 4/1111:55 am

YSJ

BUF

2 stops12h 55m

United Airlines

Deal found 2/17

$943

Find flight deals from Buffalo to St John

Round-trip from	$844 (United Airlines)

From Buffalo to Saint John

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Price

BuffaloSaint John

BUF - YSJ

BUFYSJ

Buffalo

Sun 4/26

10:50 am-11:52 pm

2 stops12h 02m

Saint John

Wed 4/29

11:55 am-8:43 pm

2 stops9h 48m

$844

BuffaloSaint John

BUF - YSJ

BUFYSJ

Buffalo

Sat 4/4

6:00 am-11:52 pm

2 stops16h 52m

Saint John

Sat 4/11

11:55 am-11:50 pm

2 stops12h 55m

$943

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Deals found on 2/19

Best time to book a flight from Buffalo to St John

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BUF-YSJ

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Related info for your journey

How long is the flight from Buffalo to Saint John?
Airlines like United Airlines fly from Buffalo to Saint John in about 12h 02m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 657 mi.
Can I find deals for flights from Buffalo to St John that include hotel bookings?
Yes. In addition to deals on Buffalo to St John flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Buffalo to St John?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to St John.
Can I find deals for business class flights from Buffalo to St John?
Yes. Cheapflights offers flight deals from Buffalo to St John by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$844+ Cheap flights from Buffalo (BUF) to Saint John (YSJ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buffalo to St John with Cheapflights

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Cheap flight deals from Buffalo to St John

Cheapest flights from Buffalo to St JohnExplore the most affordable flight options available from Buffalo to St John. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

Explore the most affordable flight options available from Buffalo to St John. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

Best flights from Buffalo to St JohnDiscover carefully curated flight deals from Buffalo to St John that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2026.

Discover carefully curated flight deals from Buffalo to St John that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2026.

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Find useful and relevant information for your journey from Buffalo to St John. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Buffalo to Saint John?

Can I find deals for flights from Buffalo to St John that include hotel bookings?

How can I find direct flights from Buffalo to St John?

Can I find deals for business class flights from Buffalo to St John?

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Buffalo and St John flights

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Cheapest flights from Buffalo to St John
Explore the most affordable flight options available from Buffalo to St John. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

Best flights from Buffalo to St John
Discover carefully curated flight deals from Buffalo to St John that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2026.