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Flights from Dublin to Ontario
There are no direct flights from Dublin to Ontario. The fastest way is one stop via San Francisco or Chicago, about 14h 01m door to door (53 connections a week on current schedules).
No direct flights · 6 connection options From 14h 01m Prices checked 13 days ago
Dublin to Ontario at a glance
Cheapest return€619Tue 13 Apr – Tue 20 AprFastest journey14h 01mVia San Francisco, on current schedules
Nonstop flightsNoneConnect via San Francisco or Chicago
Best ways to fly from Dublin 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
DUB San Francisco (SFO) ONT
Leg 1: Aer Lingus · Leg 2: Frontier Airlines, United Airlines
Sun13:15 DUB15:55 SFO2h 05m connection18:00 SFO19:16 ONTAer Lingus + Frontier Airlines
2Search
DUB Chicago (ORD) ONT
Leg 1: American Airlines, United Airlines, Aer Lingus · Leg 2: United Airlines, Volaris
Sat17:00 DUB19:05 ORD2h 10m connection21:15 ORD23:11 ONTAer Lingus + United Airlines
3Search
DUB Dallas (DFW) ONT
Leg 1: American Airlines · Leg 2: American Airlines, Frontier Airlines
Fri12:45 DUB16:05 DFW2h 55m connection19:00 DFW19:49 ONTAmerican Airlines
4Search
DUB New York (JFK) ONT
Leg 1: Delta Air Lines, JetBlue Airways, Aer Lingus · Leg 2: JetBlue Airways
Sun17:00 DUB19:19 JFK2h 11m connection21:30 JFK00:16 ONTAer Lingus + JetBlue Airways
5Search
DUB Charlotte (CLT) ONT
Leg 1: American Airlines · Leg 2: American Airlines
Fri12:00 DUB14:59 CLT6h 01m connection21:00 CLT22:36 ONTAmerican Airlines
6Search
DUB Atlanta (ATL) ONT
Leg 1: Delta Air Lines · Leg 2: Delta Air Lines
Thu11:00 DUB14:32 ATL5h 58m connection20:30 ATL21:40 ONTDelta Air Lines
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
- 8,273 km5,138 miles
- Journey time
- 14h 01mon current schedules
- Time difference
- -8hOntario vs Dublin
- Currency in Ontario
- USD
- Airports
- DUB → ONT
Flights from Dublin to Ontario: questions answered
Are there direct flights from Dublin to Ontario?
No. There is no nonstop service, so you will connect, most easily in San Francisco, Chicago and Dallas. 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 Dublin to Ontario?
With one connection the journey usually takes around 14h 01m, depending on the layover. The straight-line distance is 8,273 km.
Where do you change planes between Dublin and Ontario?
The best connecting points are San Francisco (SFO), Chicago (ORD), Dallas (DFW) and New York (JFK). Compare one-ticket itineraries with self-transfer options in the search.
Which airports serve Dublin and Ontario?
Dublin: Dublin Airport (DUB). Ontario: Ontario International Airport (ONT).
What is the time difference between Dublin and Ontario?
Ontario is 8 hours behind Dublin.





