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YST to MER: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Merced (Castle Airport)
1,668 mi
2,684 km · 1,449 nm
3h 44m
estimated nonstop flight time
-2h
time difference · heading southwest
See live YST→MER fares Phone-only fares on this route — call free
Flight time details
1,668 miles nonstop takes roughly 3h 44m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- MER — Castle Airport · Merced, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near YST
- YIV · Island Lake Airport8 mi away
- YGO · Gods Lake Narrows Airport51 mi away
- YRS · Red Sucker Lake Airport57 mi away
- ZGI · Gods River Airport75 mi away
Near MER
- MCE · Merced Regional Macready Field7 mi away
- MOD · Modesto City Co-Harry Sham Field27 mi away
- RMY · Mariposa Yosemite Airport30 mi away
- MAE · Madera Municipal Airport37 mi away
Frequently asked questions
How far is YST from MER?
The flight distance from St. Theresa Point (YST) to Merced (MER) is 1,668 miles (2,684 km, 1,449 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to MER?
A nonstop flight takes about 3h 44m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from YST to MER?
Nonstop service on YST–MER depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 3h 44m nonstop estimate.
What is the time difference between St. Theresa Point and Merced?
Merced is 2 hours behind St. Theresa Point.
What is the cheapest way to fly from YST to MER?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–MER that never appear on search engines, with no booking fees.
Why are some YST to MER fares phone-only?
Consolidator contracts let us sell certain YST–MER tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.