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MMH to ATY: distance & flight time
Mammoth Lakes (Mammoth Yosemite Airport) → Watertown (Watertown Regional Airport)
1,229 mi
1,977 km · 1,068 nm
3h 8m
estimated nonstop flight time
+2h
time difference · heading northeast
See live MMH→ATY fares Phone-only fares on this route — call free
Flight time details
1,229 miles nonstop takes roughly 3h 8m 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
- ATY — Watertown Regional Airport · Watertown, 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 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 ATY
- HON · Huron Regional Airport64 mi away
- ABR · Aberdeen Regional Airport72 mi away
- MHE · Mitchell Municipal Airport90 mi away
- FSD · Joe Foss Field Airport94 mi away
Frequently asked questions
How far is MMH from ATY?
The flight distance from Mammoth Lakes (MMH) to Watertown (ATY) is 1,229 miles (1,977 km, 1,068 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MMH to ATY?
A nonstop flight takes about 3h 8m 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 ATY?
Nonstop service on MMH–ATY 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 8m nonstop estimate.
What is the time difference between Mammoth Lakes and Watertown?
Watertown is 2 hours ahead of Mammoth Lakes.
What is the cheapest way to fly from MMH to ATY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MMH–ATY that never appear on search engines, with no booking fees.
Why are some MMH to ATY fares phone-only?
Consolidator contracts let us sell certain MMH–ATY 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.