Flights Montréal → Portland
As of October 2026, economy flights from Montréal to Portland have a typical range CAD 985–2900, median CAD 1542. Full range across all 203 offers: CAD 760–3157. We found 39% of 203 offers from budget carriers (around CAD 1118) and 61% from full-service carriers (around CAD 1542).
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Montréal → Portland
Based on 203 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Montréal → Portland
Add-on pricing from the cheapest available offer per airline · October 2026 · CAD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Air Canada | — | CAD 100 | — |
| United Airlines | Included | CAD 49 | — |
| American Airlines | Included | CAD 35 | — |
| Air Canada | — | CAD 30 | — |
| Delta | Included | CAD 73 | — |
| WestJet | Included | CAD 30 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Montréal to Portland cost?
Based on 203 offers · October 2026
Montréal to Portland flights ranged from CAD 760 to CAD 3157 across 203 offers analyzed in October 2026. Two fare clusters detected: budget fares around 1839 and premium fares around 3037 The chart below shows how prices distributed across all 203 offers.
These 203 offers (October 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between CAD 1245 and CAD 1894
What hidden fees do Montréal to Portland flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Montréal to Portland routes. The breakdown below is based on 203 offers analyzed in October 2026.
| Carrier | Avg fee (CAD) | % of base fare |
|---|---|---|
| Air Canada | 99 | 9% |
| UA | 53 | 4% |
| AA | 45 | 3% |
| AC | 36 | 1% |
| DL | 69 | 4% |
| WS | 42 | 2% |
Air Canada: base ~CAD 1018 + fees CAD 99 = ~CAD 1117 total. Air Canada: base ~CAD 2872 + fees CAD 36 = ~CAD 2908 total.
Air Canada's CAD 99 ancillary fees narrow the gap with Air Canada's lower-fee model — the CAD 1854 base difference shrinks to CAD 1791 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Air Canada charges 2.8x more in ancillary fees than AC on this route. Compare total-cost options when booking.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Montréal to Portland?
6 airlines flew Montréal to Portland in this dataset. The route shows a clear split between low-cost and full-service carriers. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
Even on the cheapest airline (Air Canada), fares ranged CAD 768–1193 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (CAD) | Median (CAD) | Fees (CAD) |
|---|---|---|---|---|
 Air Canada | 15 | 768–1193 | 1117 | 99 (9%) |
 United Airlines | 65 | 843–1863 | 1118 | 53 (5%) |
 Delta Air Lines | 57 | 1304–1931 | 1542 | 69 (4%) |
 American Airlines | 32 | 1259–1916 | 1584 | 45 (3%) |
 WestJet | 1 | — | 1702 | 42 (2%) |
 Air Canada | 33 | 1788–3068 | 2908 | 36 (1%) |
Where do the best Montréal → Portland prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Montréal to Portland flights
- Full-service carriers on Montréal–Portland cost 1.0x more than budget airlines (CAD 1654 vs CAD 1702 median; overall median CAD 1542).
- Air Canada charges 2.8x more in ancillary fees than AC — CAD 99 vs CAD 36 avg per booking.
- The same route priced CAD 896 apart depending on where it was booked — the lowest median was CAD 967. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Montréal to Portland cost?
- Based on 203 offers analyzed, Montréal to Portland flights range from CAD 760 to CAD 3157, with a median price of CAD 1542. Search for your specific dates →
- What hidden fees should I expect on Montréal to Portland flights?
- On average, ancillary fees (bags, seat selection) add CAD 57 to the base fare on Montréal to Portland flights. See itemized fees for your itinerary →
- Which airline is cheapest on Montréal to Portland including all fees?
- Air Canada has the lowest median fare on Montréal to Portland at CAD 1117 (median across 15 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Montréal–Portland flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was CAD 967. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Montréal to Portland routes?
- Montréal to Portland has 6 airlines competing, creating a price range from CAD 760 to CAD 3157 across 203 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
6 airlines, two price clusters — find which fits your budget
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