Need help booking?
Unpublished phone-only deals available
OOM to PSM: distance & flight time
Cooma (Cooma Snowy Mountains Airport) → Portsmouth (Portsmouth International at Pease Airport)
10,291 mi
16,561 km · 8,942 nm
20h 39m
estimated nonstop flight time
-14h
time difference · heading northeast
See live OOM→PSM fares Phone-only fares on this route — call free
Flight time details
10,291 miles nonstop takes roughly 20h 39m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- OOM — Cooma Snowy Mountains Airport · Cooma, Australia
- PSM — Portsmouth International at Pease Airport · Portsmouth, 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 OOM
- CYG · Corryong Airport61 mi away
- MIM · Merimbula Airport66 mi away
- CBR · Canberra International Airport70 mi away
- MYA · Moruya Airport71 mi away
Near PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Frequently asked questions
How far is OOM from PSM?
The flight distance from Cooma (OOM) to Portsmouth (PSM) is 10,291 miles (16,561 km, 8,942 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OOM to PSM?
A nonstop flight takes about 20h 39m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Cooma and Portsmouth?
Portsmouth is 14 hours behind Cooma.
What is the cheapest way to fly from OOM to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OOM–PSM that never appear on search engines, with no booking fees.