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Connecting route · United States → United States

Flights from Billings to Ontario

There are no direct flights from Billings to Ontario. The fastest way is one stop via Salt Lake City or Denver, about 4h 23m door to door (20 connections a week on current schedules).

No direct flights · 3 connection options From 4h 23m
BILONTSLC

Billings to Ontario at a glance

Fastest journey4h 23mVia Salt Lake City, on current schedules
Nonstop flightsNoneConnect via Salt Lake City or Denver

Best ways to fly from Billings to Ontario

Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.

1
BIL Salt Lake City (SLC) ONT
Leg 1: Delta Air Lines · Leg 2: Delta Air Lines, SkyWest
Sun05:15 BIL06:21 SLC1h 39m connection08:00 SLC08:38 ONTDelta Air Lines
7 connections a week One airline, one ticket Fastest 4h 23m
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2
BIL Denver (DEN) ONT
Leg 1: United Airlines · Leg 2: Frontier Airlines, Southwest Airlines, United Airlines
Mon14:30 BIL16:00 DEN2h 00m connection18:00 DEN19:05 ONTUnited Airlines + Southwest Airlines
13 connections a week One airline, one ticket Fastest 5h 35m
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3
BIL Las Vegas (LAS) ONT
Leg 1: Allegiant Air · Leg 2: Frontier Airlines, Southwest Airlines
Self-transfer likely ~5h 25m
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Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.

Good to know

Distance
1,517 km942 miles
Journey time
4h 23mon current schedules
Time difference
-1hOntario vs Billings
Currency in Ontario
USD
Airports
BIL → ONT

Flights from Billings to Ontario: questions answered

Are there direct flights from Billings to Ontario?
No. There is no nonstop service, so you will connect, most easily in Salt Lake City, Denver and Las Vegas. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Billings to Ontario?
With one connection the journey usually takes around 4h 23m, depending on the layover. The straight-line distance is 1,517 km.
Where do you change planes between Billings and Ontario?
The best connecting points are Salt Lake City (SLC), Denver (DEN) and Las Vegas (LAS). Delta Air Lines flies both legs via Salt Lake City, so you can book it as one ticket.
Which airports serve Billings and Ontario?
Billings: Billings Logan International Airport (BIL). Ontario: Ontario International Airport (ONT).
What is the time difference between Billings and Ontario?
Ontario is 1 hour behind Billings.

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