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Cheap Flights from Portland to Sudbury

Compare Portland to Sudbury flight deals

Find the cheapest month or even day of the year to fly to Sudbury

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Flight deals from Portland to Sudbury

Looking for a cheap last-minute deal or the best return flight from Portland to Sudbury? Find the lowest prices on one-way and return tickets right here.

Portland to Sudbury: Alternative routes

Compare routes from Portland to Sudbury below. You may find an airport to fly into that's cheaper, faster, or easier than Sudbury.

Sudbury

21km from central Sudbury
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Finding cheap flights from Portland to Sudbury: Frequently asked questions

The best price we found for a return flight from Portland to Sudbury is £510. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Sudbury. But we found flights with one or more stops from £510.
As of February 2026, there are no flights flying from Portland to Sudbury.
The cheapest month to fly from Portland to Sudbury is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Sudbury Airport on Tuesday, 7 April 2026.
No airlines currently offer direct flights between Portland Airport and Sudbury Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sudbury but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sudbury is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Alaska Airlines offers the cheapest flight tickets to Sudbury.

How to find cheap flights to Sudbury from Portland

Looking for cheap tickets from Portland to Sudbury? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Portland to Sudbury. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Sudbury from Portland from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Portland-Sudbury ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Sudbury from Portland.
  • Set up a Price Alert. You can easily track the fare of your cheap Portland-Sudbury flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Portland and Sudbury? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Portland and Sudbury. We scour the internet for the best Business, Premium Economy and First Class flight fares to Sudbury, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Portland to Sudbury flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Sudbury from Portland with hotels and car hire

    Once you've secured your cheap flight ticket from Portland to Sudbury, discover the best prices and exclusive rates for hotels in Sudbury or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


Plan the rest of your trip from Portland to Sudbury

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.