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$649+ Cheap flights from Saint John (YSJ) to Portland (PDX)

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — PDX
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from St John to Portland

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 December 14, 2025.

This Air Canada deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/185:40 amYSJ - PDX
2 stops17h 16mAir Canada
Tue 1/207:00 pmPDX - YSJ
2 stops11h 39mAir Canada
Deal found 12/11$649

Find flight deals from St John to Portland

Discover tips and strategies to find the most affordable flight options for your journey from St John (YSJ) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 14, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$649
(Air Canada)
Provider with most accurate pricing for Saint John-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Saint John-Portland flights.
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From Saint John to Portland
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Cheapflights Fare Finder

 
Customize your flight search to find flights from St John to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from Saint John to Portland that are best for you.

Fly from

St John

Fly to

Portland

Route

Depart

Return

Price

Saint JohnPortland

YSJ - PDX

YSJPDX

Saint John

Sun 1/18

5:40 am-6:56 pm

2 stops17h 16m

Portland

Tue 1/20

7:00 pm-10:39 am

2 stops11h 39m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

  • Most accurate provider: When it comes to deals on Saint John-Portland flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Saint John-Portland flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Saint John-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Saint John-Portland flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Saint John-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.
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

Find useful and relevant information for your journey from St John to Portland. 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 Saint John to Portland?

    A quick flight from Saint John to Portland can take about 17h 16m. Air Canada provides one of the quickest options available for as low as $649. There are 2687 mi between Saint John and Portland.

  • 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.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
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Hillsboro
Troutdale
Cannon Beach
Long Beach
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Tigard
The Dalles
Depoe Bay
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Gresham

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