Cheapest one-way flights from Ottawa to Newark in September from $138

AirHint found the following cheapest one-way flights from Ottawa (YOW) to Newark (EWR) in September 2025 (see full year).

One-Way flights

13 Sep Porter Airlines (Canada) Ltd direct
12 Sep Porter Airlines (Canada) Ltd direct
15 Sep Porter Airlines (Canada) Ltd direct
14 Sep Porter Airlines (Canada) Ltd direct
17 Sep Porter Airlines (Canada) Ltd direct
19 Sep Porter Airlines (Canada) Ltd direct
18 Sep Porter Airlines (Canada) Ltd direct
11 Sep Porter Airlines (Canada) Ltd direct
25 Sep Porter Airlines (Canada) Ltd direct
03 Sep Porter Airlines (Canada) Ltd direct

Also check the deals for return flights from Ottawa to Newark in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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