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Flights from Redmond to Ontario
There are no direct flights from Redmond to Ontario. The fastest way is one stop via San Francisco or Portland, about 5h 45m door to door (2 connections a week on current schedules).
No direct flights · 4 connection options From 4h 25m Prices checked 13 days ago
Redmond to Ontario at a glance
Fastest journey4h 25mVia San Francisco, on current schedules
Nonstop flightsNoneConnect via San Francisco or Portland
Best ways to fly from Redmond to Ontario
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
RDM San Francisco (SFO) ONT
Leg 1: Alaska Airlines, United Airlines · Leg 2: Frontier Airlines, United Airlines
Mon06:15 RDM07:33 SFO3h 12m connection10:45 SFO12:00 ONTUnited Airlines
2Search
RDM Portland (PDX) ONT
Leg 1: Alaska Airlines, SeaPort Airlines · Leg 2: Alaska Airlines, Horizon Air
3Search
RDM Seattle (SEA) ONT
Leg 1: Alaska Airlines · Leg 2: Alaska Airlines, Frontier Airlines, SkyWest
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
- 1,174 km729 miles
- Journey time
- 4h 25mon current schedules
- Time difference
- NoneOntario vs Redmond
- Currency in Ontario
- USD
- Airports
- RDM → ONT
Flights from Redmond to Ontario: questions answered
Are there direct flights from Redmond to Ontario?
No. There is no nonstop service, so you will connect, most easily in San Francisco, Portland and Seattle. 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 Redmond to Ontario?
With one connection the journey usually takes around 4h 25m, depending on the layover. The straight-line distance is 1,174 km.
Where do you change planes between Redmond and Ontario?
The best connecting points are San Francisco (SFO), Portland (PDX), Seattle (SEA) and Las Vegas (LAS). Alaska Airlines flies both legs via San Francisco, so you can book it as one ticket.
Which airports serve Redmond and Ontario?
Redmond: Roberts Field (RDM). Ontario: Ontario International Airport (ONT).





