Flights Toronto → Boston
As of October 2026, economy flights from Toronto to Boston have a typical range CAD 588–896, median CAD 606. Full range across all 234 offers: CAD 470–3065. We analyzed 234 offers from 8 airlines in a single price check.
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: Toronto → Boston
Based on 234 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Toronto → Boston
Add-on pricing from the cheapest available offer per airline · October 2026 · CAD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Air Canada | — | — | — |
| Porter Airlines | — | — | — |
| Air Canada | — | CAD 94 | — |
| Delta | Included | CAD 35 | — |
| American Airlines | — | CAD 110 | — |
| United Airlines | Included | CAD 49 | — |
| Air Transat | Included | CAD 42 | — |
| 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 Toronto to Boston cost?
Based on 234 offers · October 2026
Toronto to Boston flights ranged from CAD 470 to CAD 3065 across 234 offers analyzed in October 2026. The chart below shows how prices distributed across all 234 offers.
These 234 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 588 and CAD 638
What hidden fees do Toronto to Boston flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Toronto to Boston routes. The breakdown below is based on 234 offers analyzed in October 2026.
| Carrier | Avg fee (CAD) | % of base fare |
|---|---|---|
| AC | 43 | 6% |
| PD | 12 | 2% |
| Air Canada | 90 | 12% |
| DL | 54 | 8% |
| AA | 54 | 9% |
| UA | 59 | 7% |
| TS | 101 | 16% |
| WS | 42 | 3% |
Air Transat: base ~CAD 524 + fees CAD 101 = ~CAD 625 total. Porter Airlines: base ~CAD 612 + fees CAD 12 = ~CAD 624 total.
Air Transat's CAD 101 ancillary fees narrow the gap with Porter Airlines's lower-fee model — the CAD 88 base difference shrinks to CAD 1 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.TS charges 8.6x more in ancillary fees than PD on this route. Compare total-cost options when booking.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Toronto to Boston?
8 airlines flew Toronto to Boston in this dataset. 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 (American Airlines), fares ranged CAD 588–638 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) |
|---|---|---|---|---|
 American Airlines | 127 | 588–638 | 595 | 54 (9%) |
 United Airlines | 14 | 605–846 | 608 | 59 (10%) |
 Porter Airlines | 7 | 577–911 | 624 | 12 (2%) |
 Air Transat | 4 | 610–647 | 625 | 101 (16%) |
 Delta Air Lines | 16 | 583–910 | 631 | 54 (9%) |
 Air Canada | 49 | 554–1042 | 657 | 43 (7%) |
 Air Canada | 16 | 591–873 | 731 | 90 (12%) |
 WestJet | 1 | — | 1436 | 42 (3%) |
Where do the best Toronto → Boston 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: Toronto to Boston flights
- Full-service carriers on Toronto–Boston cost 0.4x more than budget airlines (CAD 639 vs CAD 1436 median; overall median CAD 606).
- TS charges 8.6x more in ancillary fees than PD — CAD 101 vs CAD 12 avg per booking.
- The same route priced CAD 454 apart depending on where it was booked — the lowest median was CAD 588. 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 Toronto to Boston cost?
- Based on 234 offers analyzed, Toronto to Boston flights range from CAD 470 to CAD 3065, with a median price of CAD 606. Search for your specific dates →
- What hidden fees should I expect on Toronto to Boston flights?
- On average, ancillary fees (bags, seat selection) add CAD 54 to the base fare on Toronto to Boston flights. See itemized fees for your itinerary →
- Which airline is cheapest on Toronto to Boston including all fees?
- American Airlines has the lowest median fare on Toronto to Boston at CAD 595 (median across 127 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Toronto–Boston 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 588. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Toronto to Boston routes?
- Toronto to Boston has 8 airlines competing, creating a price range from CAD 470 to CAD 3065 across 234 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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