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HIO to BUF: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Buffalo (Buffalo Niagara International Airport)
2,168 mi
3,490 km · 1,884 nm
4h 43m
estimated nonstop flight time
+3h
time difference · heading east
See live HIO→BUF fares Phone-only fares on this route — call free
Flight time details
2,168 miles nonstop takes roughly 4h 43m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- HIO — Portland Hillsboro Airport · Hillsboro, United States
- BUF — Buffalo Niagara International Airport · Buffalo, 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 HIO
- PDX · Portland International Airport17 mi away
- TTD · Portland Troutdale Airport27 mi away
- KLS · Southwest Washington Regional Airport40 mi away
- OTK · Tillamook Airport43 mi away
Near BUF
- IAG · Niagara Falls International Airport16 mi away
- YYZ · Lester B. Pearson International Airport68 mi away
- YCM · Niagara District Airport28 mi away
- DKK · Chautauqua County-Dunkirk Airport41 mi away
Frequently asked questions
How far is HIO from BUF?
The flight distance from Hillsboro (HIO) to Buffalo (BUF) is 2,168 miles (3,490 km, 1,884 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to BUF?
A nonstop flight takes about 4h 43m 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 Hillsboro and Buffalo?
Buffalo is 3 hours ahead of Hillsboro.
What is the cheapest way to fly from HIO to BUF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–BUF that never appear on search engines, with no booking fees.