Cheap Flights from Chicago to Ontario

Chicago → Ontario
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🇺🇸 United States €30
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🇹🇷 Turkey €242
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← Back Home› Deals› Ontario (23)
Ontario — United States
Chicago → Ontario
🇺🇸 United States · 23 flights from €69
23 Sep
11:30
F9 · 6h
✈ Direct
€69
7 Oct
11:30
F9 · 19h 17m
€71
27 Oct
11:30
F9 · 6h 5m
✈ Direct
€73
24 Sep
17:54
F9 · 7h 45m
€82
€74
2 Oct
18:01
F9 · 7h 38m
€79
25 Oct
00:00
WN · 4h 20m
✈ Direct
€81
17 Oct
11:15
WN · 6h 5m
€83
18 Sep
17:54
F9 · 7h 45m
↓33% 🔥
€137
€84
HOT
15 Oct
18:12
F9 · 7h 53m
€86
11 Oct
20:30
F9 · 17h 34m
€86
13 Oct
03:55
WN · 10h 55m
€89
1 Oct
17:54
F9 · 7h 45m
€91
€90
4 Oct
11:30
F9 · 6h
€103
21 Sep
01:55
F9 · 12h 9m
€105
19 Sep
01:55
F9 · 14h 14m
€105
22 Sep
01:55
F9 · 14h 14m
€107
1 Oct
16:55
WN · 4h 15m
✈ Direct
€108
15 Oct
16:55
WN · 4h 15m
✈ Direct
€108
18 Sep
19:00
WN · 4h 10m
✈ Direct
€111
8 Oct
16:55
WN · 4h 15m
✈ Direct
€114
17 Sep
01:33
UA · 4h 26m
✈ Direct
€121
17 Sep
19:46
F9 · 25h 51m
€127
€126
17 Sep
19:00
WN · 4h 10m
✈ Direct
€135
With a stop
29 Sep
11:30
CHI → DEN → ONT
F9 + F9 · 0d 14h stopover in Denver
€83
2 flights
☕ 14h in Denver — enough time to explore
19 Oct
11:30
CHI → SFO → ONT
F9 + F9 · 6h layover in San Francisco
€95
2 flights
28 Sep
11:30
CHI → DEN → ONT
F9 + F9 · 0d 14h stopover in Denver
€102
2 flights
☕ 14h in Denver — enough time to explore
15 Oct
01:01
CHI → SFO → ONT
F9 + F9 · 8h layover in San Francisco
€107
2 flights
22 Sep
18:21
CHI → LAS → ONT
F9 + F9 · 0d 16h stopover in Las Vegas
€107
2 flights
☕ 16h in Las Vegas — enough time to explore
21 Oct
01:01
CHI → SFO → ONT
F9 + F9 · 0d 21h stopover in San Francisco
€110
2 flights
☕ 21h in San Francisco — enough time to explore
22 Oct
01:01
CHI → SFO → ONT
F9 + F9 · 7h layover in San Francisco
€114
2 flights
17 Oct
01:01
CHI → LAS → ONT
F9 + F9 · 1d 6h stopover in Las Vegas
€115
2 flights
☕ 30h in Las Vegas — enough time to explore

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