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BIL to PSM: distance & flight time
Billings (Billings Logan International Airport) → Portsmouth (Portsmouth International at Pease Airport)
1,853 mi
2,982 km · 1,610 nm
4h 6m
estimated nonstop flight time
+2h
time difference · heading east
See live BIL→PSM fares Phone-only fares on this route — call free
Flight time details
1,853 miles nonstop takes roughly 4h 6m gate to gate, flying east. 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
- BIL — Billings Logan International Airport · Billings, United States
- 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 BIL
- COD · Yellowstone Regional Airport92 mi away
- LVM · Mission Field92 mi away
- LWT · Lewistown Municipal Airport96 mi away
- SHR · Sheridan County Airport105 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 BIL from PSM?
The flight distance from Billings (BIL) to Portsmouth (PSM) is 1,853 miles (2,982 km, 1,610 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIL to PSM?
A nonstop flight takes about 4h 6m 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 Billings and Portsmouth?
Portsmouth is 2 hours ahead of Billings.
What is the cheapest way to fly from BIL to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIL–PSM that never appear on search engines, with no booking fees.