Ontario to Portland in November 2026
ONT to PDX · Round trips departing in November · Economy · Prices per person in USD
Prices updated
Typical in November
$324
Median of 5 date combinations
Usual on this route
$247
November runs above usual
Buy now or wait? We're still learning this route. We have 4 days of prices so far and need about a week to say whether to book or wait.
Not ready to book? Get an email when November fares drop below your price.November 2026 by departure day
Cheapest round trip leaving that day| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1 | ||||||
| 2 | 3 | 4 | 5 | 6 | 7 $324 | 8 |
| 9 $320 | 10 | 11 $424 | 12 | 13 | 14 $268 | 15 |
| 16 | 17 | 18 | 19 | 20 | 21 $357 | 22 |
| 23 | 24 | 25 | 26 | 27 | 28 | 29 |
| 30 |
Empty days: no round trip found for that departure date yet. Green = cheapest third of the month.
Cheapest dates in November 2026
Round trip, per person-
Nov 14 – 17 3 nights · leave Sat$268Frontier Airlines 1 stop · 5h 18mBook
-
Nov 9 – 13 4 nights · leave Mon$320Frontier Airlines 1 stop · 5h 18mBook
-
Nov 7 – 10 3 nights · leave Sat$324Frontier Airlines 1 stop · 3h 43mBook
-
Nov 21 – 24 3 nights · leave Sat$357Frontier Airlines 2 stops · 6h 06mBook
-
Nov 11 – 14 3 nights · leave Wed$424Frontier Airlines 1 stop · 3h 43mBook
Prices change often. The booking site shows the final price before you pay.
Good to know for November
Airline
Frontier Airlines
Every cheap fare we track on this route is on Frontier Airlines.
November vs other months
Cheapest round trip per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | $268 |
| December 2026 | $163 |
| January 2027 | No fares found yet |
| February 2027 | $153 (cheapest month) |
Ontario to Portland in November: questions
What's the cheapest date to fly from Ontario to Portland in November 2026?
Leaving Saturday, November 14 and returning Tuesday, November 17 (3 nights) for $268 round trip on Frontier Airlines, the cheapest of the 5 date combinations we track that month.
How much is a round trip from Ontario to Portland in November 2026?
From $268. Half of the 5 date combinations we track are under $324. Prices are per person in USD and change often.