FFL Helper

FFL Helper / Portland / Ontario

PDX → ONT

Portland (PDX) to Ontario (ONT)

Compare one-way fares for flights from Portland to Ontario.

Lowest fare $104
Distance 835 mi
Flight time 6h 55m
Airports PDX–ONT
Search this route

Ad. Ticket links are affiliate ads. We may earn a commission if you book. Advertising disclosure

By month: October 2026 from $104

Price calendar

October 2026

From $104 · up to $217

Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26 $104 27 $143 28 $180 29 $180 30 $217
31

November 2026

Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

Upcoming dates

Ontario ONT

$104

Oct 26, 5:30am · 6h 55m · 1 stop

PDX → ONT · Southwest Airlines

Tickets

Ontario ONT

$143

Oct 27, 12:02pm · 11h 49m · 1 stop

PDX → ONT · Frontier Airlines

Tickets

Ontario ONT

$155

Feb 18, 4:29pm · 7h 36m · 1 stop

PDX → ONT · Frontier Airlines

Tickets

Ontario ONT

$217

Oct 30, 12:10pm · 6h 10m · 1 stop

PDX → ONT · Southwest Airlines

Tickets

About this route

This calendar shows dated one-way fares from Portland to Ontario. Use it to see which days are cheaper before you search tickets.

Flight time and airport codes on this page are for the sample itinerary we have on file. Always confirm the live routing when you book Portland to Ontario.