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YSU to HLN: distance & flight time
Summerside (Summerside Airport) → Helena (Helena Regional Airport)
2,253 mi
3,625 km · 1,957 nm
4h 53m
estimated nonstop flight time
-3h
time difference · heading west
See live YSU→HLN fares Phone-only fares on this route — call free
Flight time details
2,253 miles nonstop takes roughly 4h 53m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- YSU — Summerside Airport · Summerside, Canada
- HLN — Helena Regional Airport · Helena, 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 YSU
- YYG · Charlottetown Airport36 mi away
- YQM · Greater Moncton International Airport46 mi away
- YCH · Miramichi Airport86 mi away
- YHZ · Halifax / Stanfield International Airport109 mi away
Near HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Frequently asked questions
How far is YSU from HLN?
The flight distance from Summerside (YSU) to Helena (HLN) is 2,253 miles (3,625 km, 1,957 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSU to HLN?
A nonstop flight takes about 4h 53m 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 Summerside and Helena?
Helena is 3 hours behind Summerside.
What is the cheapest way to fly from YSU to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSU–HLN that never appear on search engines, with no booking fees.