Flights from Ontario to London (ONT → LHR)
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viaSalt Lake City(SLC)
ONT→SLC+1h 30mSLC→LHR
11h 44m
viaLas Vegas(LAS)
ONT→LAS+1h 30mLAS→LHR
11h 45m
viaDenver(DEN)
ONT→DEN+1h 30mDEN→LHR
11h 52m
viaPhoenix(PHX)
ONT→PHX+1h 30mPHX→LHR
12h 4m
viaChicago(ORD)
ONT→ORD+1h 30mORD→LHR
12h 11m
viaSan Francisco(SFO)
ONT→SFO+1h 30mSFO→LHR
12h 19m
viaPortland(PDX)
ONT→PDX+1h 30mPDX→LHR
12h 22m
viaSeattle(SEA)
ONT→SEA+1h 30mSEA→LHR
12h 23m
viaNew York(JFK)
ONT→JFK+1h 30mJFK→LHR
12h 36m
viaBaltimore(BWI)
ONT→BWI+1h 30mBWI→LHR
12h 41m
viaNashville(BNA)
ONT→BNA+1h 30mBNA→LHR
12h 42m
viaDallas(DFW)
ONT→DFW+1h 30mDFW→LHR
12h 43m
viaCharlotte(CLT)
ONT→CLT+1h 30mCLT→LHR
12h 58m
viaAtlanta(ATL)
ONT→ATL+1h 30mATL→LHR
13h 2m
viaAustin(AUS)
ONT→AUS+1h 30mAUS→LHR
13h 3m
viaHouston(IAH)
ONT→IAH+1h 30mIAH→LHR
13h 9m
viaTaipei(TPE)
ONT→TPE+1h 30mTPE→LHR
25h 56m
Frequently asked questions
Are there direct flights from Ontario to London? Currently, there are no direct flights from ONT to LHR. You may need to connect through another airport.
Related guides for this route
Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Ontario → London.
Try a nearby airport to Ontario
Flights to London (LHR) from other airports within 350 km of Ontario. Often unlocks cheaper fares or better times.
Or try a nearby airport to London
Flights from Ontario (ONT) to other airports within 350 km of London.