Flights Boston → Toronto
As of October 2026, economy flights from Boston to Toronto have a typical range CAD 303–2063, median CAD 555. Full range across all 20 offers: CAD 164–2063. We found 25% of 20 offers from budget carriers (around CAD 389) and 75% from full-service carriers (around CAD 613).
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: Boston → Toronto
Based on 20 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Boston → Toronto
Add-on pricing from the cheapest available offer per airline · October 2026 · CAD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Air Canada | Included | CAD 30 | — |
| United | Included | CAD 35 | — |
| Porter Airlines | Included | Included | — |
| Air Canada | — | CAD 63 | — |
| Air Transat | — | CAD 60 | — |
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 Boston to Toronto cost?
Based on 20 offers · October 2026
Boston to Toronto flights ranged from CAD 164 to CAD 2063 across 20 offers analyzed in October 2026. Two fare clusters detected: budget fares around 1018 and premium fares around 1968 The chart below shows how prices distributed across all 20 offers.
What hidden fees do Boston to Toronto flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Boston to Toronto routes. The breakdown below is based on 20 offers analyzed in October 2026.
| Carrier | Avg fee (CAD) | % of base fare |
|---|---|---|
| AC | 24 | 4% |
| UA | 30 | 2% |
| PD | 10 | 3% |
| Air Canada | 63 | 17% |
| TS | 74 | 19% |
Air Transat: base ~CAD 315 + fees CAD 74 = ~CAD 389 total. Air Canada: base ~CAD 589 + fees CAD 24 = ~CAD 613 total.
Air Transat's CAD 74 ancillary fees narrow the gap with Air Canada's lower-fee model — the CAD 274 base difference shrinks to CAD 224 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.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Boston to Toronto?
5 airlines flew Boston to Toronto 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.
| Airline | Offers | Typical range (CAD) | Median (CAD) | Fees (CAD) |
|---|---|---|---|---|
 Porter Airlines | 2 | — | 304 | 10 (3%) |
 Air Canada | 1 | — | 377 | 63 (17%) |
 Air Transat | 2 | — | 389 | 74 (19%) |
 Air Canada | 7 | 249–895 | 613 | 24 (4%) |
 United Airlines | 8 | 440–2063 | 1535 | 30 (2%) |
Where do the best Boston → Toronto 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: Boston to Toronto flights
- Boston–Toronto had 20 offers analyzed. Median price: CAD 555.
- TS charges 7.4x more in ancillary fees than PD — CAD 74 vs CAD 10 avg per booking.
- The same route priced CAD 506 apart depending on where it was booked — the lowest median was CAD 305. 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 Boston to Toronto cost?
- Based on 20 offers analyzed, Boston to Toronto flights range from CAD 164 to CAD 2063, with a median price of CAD 555. Search for your specific dates →
- What hidden fees should I expect on Boston to Toronto flights?
- On average, ancillary fees (bags, seat selection) add CAD 32 to the base fare on Boston to Toronto flights. See itemized fees for your itinerary →
- Which airline is cheapest on Boston to Toronto including all fees?
- Porter Airlines has the lowest median fare on Boston to Toronto at CAD 304 (median across 2 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Boston–Toronto 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 305. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Boston to Toronto routes?
- Boston to Toronto has 5 airlines competing, creating a price range from CAD 164 to CAD 2063 across 20 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
5 airlines, two price clusters — find which fits your budget
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