How long is the flight from Saint John to Portland, Maine?

There are many flights that can get you from Saint John to Portland, Maine in 11h 38m. Fly via United Airlines to get the fastest option. The distance between Saint John and Portland, Maine is about 398 km.

In terms of precipitation, rainfall in Portland, Maine ranges from 73.0 - 115.0 mm per month. November is typically the wettest month, when rainfall can reach 115.0 mm. August is typically the driest time to visit Portland, Maine when rainfall is around 73.0 mm.

If weather is an important factor for your trip to Portland, Maine, 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 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Saint John to Portland, Maine as you normally would.

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

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

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

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

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

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

C$ 621+ Cheap Flights from Saint John to Portland, ME

Cheap flight deals from St John to Portland

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Cheapest flights from St John to Portland
Explore the most affordable flight options available from St John to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Sun 25/105:00 a.m. -

2 stops17h 51m

Sun 1/115:50 a.m. -

2 stops10h 29m

Deal found 9/9C$ 1,056

Thu 8/1012:50 p.m. -

2 stops11h 38m

Thu 15/106:00 a.m. -

2 stops8h 59m

Deal found 10/9C$ 1,180

Find flight deals from St John to Portland

Round-trip from	C$ 1,056
One-way from	C$ 621

United Airlines
25/10-1/11
4 total stops
28h 20m total
Saint John to Portland

Search Deals

United Airlines
9/10-31/12
2 total stops
17h 46m total
Saint John to Portland

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Saint JohnPortland

YSJ Saint John - PWM Portland

YSJPWM

Saint John

Fri 9/10

5:00 a.m.-9:46 p.m.

2 stops17h 46m

Portland

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 621

Saint JohnPortland

YSJ Saint John - PWM Portland

YSJPWM

Saint John

Thu 8/10

12:50 p.m.-11:28 p.m.

2 stops11h 38m

Portland

Thu 15/10

6:00 a.m.-3:59 p.m.

2 stops8h 59m

C$ 1,180

Saint JohnPortland

YSJ Saint John - PWM Portland

YSJPWM

Saint John

Sun 25/10

5:00 a.m.-11:59 p.m.

3 stops19h 59m

Portland

Sun 1/11

5:50 a.m.-11:24 p.m.

2 stops16h 34m

C$ 1,959

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Sorted by cheapest first

Best time to book a flight from St John to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from St John with our price prediction graph.

YSJ-PWM

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

How long is the flight from Saint John to Portland, Maine?
There are many flights that can get you from Saint John to Portland, Maine in 11h 38m. Fly via United Airlines to get the fastest option. The distance between Saint John and Portland, Maine is about 398 km.
Can I find deals for flights from St John to Portland that include hotel bookings?
Yes. In addition to deals on St John to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St John to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to Portland.
Can I find deals for business class flights from St John to Portland?
Yes. Cheapflights offers flight deals from St John to Portland 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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Can Cheapflights find flights from St John to Portland with no change fees?

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Can Cheapflights notify me if prices for flights from St John to Portland become cheaper?

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Cheap flights from Saint John to Portland, ME from C$ 621

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from St John to Portland

Cheapest flights from St John to PortlandExplore the most affordable flight options available from St John to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Explore the most affordable flight options available from St John to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from St John to PortlandDiscover carefully curated flight deals from St John to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Discover carefully curated flight deals from St John to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from St John to PortlandDiscover last-minute flight deals from St John to Portland. Data last updated 12 September 2026 and is based on user searches.

Discover last-minute flight deals from St John to Portland. Data last updated 12 September 2026 and is based on user searches.

One-way flights from St John to PortlandSearch for one-way flight options from St John to Portland. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Search for one-way flight options from St John to Portland. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

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Best time to book a flight from St John to Portland

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Related info for your journey

How long is the flight from Saint John to Portland, Maine?

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

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

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

Travelling to a place near Portland?

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Alternative routes for St John to Portland

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Complete your trip

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Direct flights to United States

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St John and Portland flights

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Other flights from St John

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Can Cheapflights notify me if prices for flights from St John to Portland become cheaper?

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Cheapest flights from St John to Portland
Explore the most affordable flight options available from St John to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from St John to Portland
Discover carefully curated flight deals from St John to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from St John to Portland
Discover last-minute flight deals from St John to Portland. Data last updated 12 September 2026 and is based on user searches.

One-way flights from St John to Portland
Search for one-way flight options from St John to Portland. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.