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MMH to YST: distance & flight time
Mammoth Lakes (Mammoth Yosemite Airport) → St. Theresa Point (St. Theresa Point Airport)
1,596 mi
2,568 km · 1,387 nm
3h 36m
estimated nonstop flight time
+2h
time difference · heading northeast
See live MMH→YST fares Phone-only fares on this route — call free
Flight time details
1,596 miles nonstop takes roughly 3h 36m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- MMH — Mammoth Yosemite Airport · Mammoth Lakes, United States
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
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 MMH
- BIH · Eastern Sierra Regional Airport31 mi away
- RMY · Mariposa Yosemite Airport66 mi away
- FAT · Fresno Yosemite International Airport76 mi away
- MAE · Madera Municipal Airport83 mi away
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
Frequently asked questions
How far is MMH from YST?
The flight distance from Mammoth Lakes (MMH) to St. Theresa Point (YST) is 1,596 miles (2,568 km, 1,387 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MMH to YST?
A nonstop flight takes about 3h 36m 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 MMH to YST?
Nonstop service on MMH–YST 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 36m nonstop estimate.
What is the time difference between Mammoth Lakes and St. Theresa Point?
St. Theresa Point is 2 hours ahead of Mammoth Lakes.
What is the cheapest way to fly from MMH to YST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MMH–YST that never appear on search engines, with no booking fees.
Why are some MMH to YST fares phone-only?
Consolidator contracts let us sell certain MMH–YST 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.