How long is the flight from Thunder Bay to Portland?

Air Canada and United Airlines can get you from Thunder Bay to Portland in just under 12h 40m. Your travel time can differ by up to 13h 25m. Airlines will cover a distance of 2520 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 mm per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Portland, 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 21.0 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 YQT to PDX?

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

Can I find deals for flights from Thunder Bay to Portland that include hotel bookings?

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

How can I find direct flights from Thunder Bay to Portland?

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

Can I find deals for business class flights from Thunder Bay to Portland?

Yes. Cheapflights offers flight deals from Thunder Bay 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$ 825+ Cheap Flights from Thunder Bay to Portland

Cheap flight deals from Thunder Bay to Portland

Round-trip from	C$ 825

Air Canada
7/4-8/4
4 total stops
22h 49m total
Thunder Bay to Portland

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Best flights from Thunder Bay to Portland
Discover carefully curated flight deals from Thunder Bay to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 28 October 2025.

Tue 7/45:00 a.m.YQT - PDX

2 stops12h 40mAir Canada

Wed 8/49:50 a.m.PDX - YQT

2 stops10h 09mAir Canada

Deal found 27/10C$ 825

Tue 7/411:10 a.m.YQT - PDX

2 stops26h 05mUnited Airlines

Wed 8/42:25 p.m.PDX - YQT

3 stops24h 54mUnited Airlines

Deal found 25/10C$ 983

Cheapflights Fare Finder

Use the filters below to find and compare flights from Thunder Bay to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Thunder BayPortland

YQT - PDX

YQTPDX

Thunder Bay

Tue 7/4

5:00 a.m.-2:40 p.m.

2 stops12h 40m

Portland

Wed 8/4

9:50 a.m.-10:59 p.m.

2 stops10h 09m

C$ 825

Thunder BayPortland

YQT - PDX

YQTPDX

Thunder Bay

Tue 7/4

11:10 a.m.-10:15 a.m.

2 stops26h 05m

Portland

Wed 8/4

2:25 p.m.-6:19 p.m.

3 stops24h 54m

C$ 983

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Best time to book a flight from Thunder Bay to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Thunder Bay 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

How long is the flight from Thunder Bay to Portland?
Air Canada and United Airlines can get you from Thunder Bay to Portland in just under 12h 40m. Your travel time can differ by up to 13h 25m. Airlines will cover a distance of 2520 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Thunder Bay to Portland that include hotel bookings?
Yes. In addition to deals on Thunder Bay to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Thunder Bay to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thunder Bay to Portland.
Can I find deals for business class flights from Thunder Bay to Portland?
Yes. Cheapflights offers flight deals from Thunder Bay 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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