A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.
Departure window: through .
| Route / flight | Departure | Cabin | Book with | Points | Fees (USD) | Seats seen | Observed (UTC) |
|---|---|---|---|---|---|---|---|
| STL → YYZ AC8890 | Economy | GOL | 14,300 | $350.00 | 8 | ||
| STL → YYZ AC8886 | Economy | GOL | 14,300 | $350.00 | 9 | ||
| STL → YYZ AC8886 | Economy | Virgin Australia | 15,000 | $33.00 | 6 | ||
| STL → YYZ AC8886 | Economy | Virgin Australia | 15,000 | $33.00 | 5 | ||
| STL → YYZ AC8886 | Economy | Virgin Australia | 15,000 | $33.00 | 4 | ||
| STL → YYZ AC8890 | Economy | Virgin Australia | 15,000 | $33.00 | 2 | ||
| STL → YYZ AC8886 | Economy | Virgin Australia | 15,000 | $33.00 | 9 | ||
| STL → YYZ AC8886 | Economy | Virgin Australia | 15,000 | $33.00 | 9 | ||
| STL → YYZ AC8886 | Economy | Virgin Australia | 15,000 | $33.00 | 8 | ||
| STL → YYZ AC8890 | Economy | Virgin Australia | 15,000 | $33.00 | 6 | ||
| STL → YYZ AC8886 | Economy | Virgin Australia | 15,000 | $33.00 | 6 | ||
| STL → YYZ AC8890 | Economy | Virgin Australia | 15,000 | $33.00 | 9 |
Did you mean Flights from Toronto to St Louis?
St Louis
United StatesSTL
Lambert St Louis International Airport
Toronto
CanadaYYZ
Lester B. Pearson International Airport
Lambert St Louis International Airport (STL) serves St Louis; Lester B. Pearson International Airport (YYZ) serves Toronto.
The airports are 653 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from STL to YYZ.
Marketing airlines listed in the current schedule, including codeshare sellers, are Air Canada (AC) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Sep 21, 2026 – Sep 16, 2027.
These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.
Airline alliance affiliations represented: Star Alliance
Lambert St Louis International Airport (STL) is the origin airport and Lester B. Pearson International Airport (YYZ) is the destination airport.
STL and YYZ are approximately 653 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from STL to YYZ.
Marketing airlines listed in the current schedule, including codeshare sellers, are Air Canada (AC) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include Canadair Regional Jet 900 (CR9) and Embraer 175 (short wing) (E75).