Cheap flights from Ottawa to the United States from $110
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to the United States departing on 5/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Ottawa to the United States
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Porter Airlines flights from Ottawa to United States
Our best Porter Airlines deals on Ottawa to United States flight tickets
Air Transat flights from Ottawa to United States
Our best Air Transat deals on Ottawa to United States flight tickets
See travel insights to the United States from
How to get the cheapest flight ticket from Ottawa to United States
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to United States?
In general, July is the cheapest month to fly from Ottawa to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $254. If you aren’t able to travel during the month of July, then book flights to United States from Ottawa during April instead. Flights to United States in April, while not as cheap as those in July, still average around $264.
What is the cheapest day to depart on your flight to United States?
According to our data, Saturday is the cheapest day to fly to United States from Ottawa. The lowest ticket price found for a Saturday departure recently was $325. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $441. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.
What is the cheapest time of day to depart on your flight to United States?
The cheapest time of day to fly to United States is in the evening when flights can be purchased for as low as $196. Try not to purchase tickets at noon because they tend to be around $570. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Ottawa to United States flight route?
Fly from Ottawa to Newark for the best Ottawa - United States flight prices
How far in advance should I book a flight to United States?
You are more likely to see cheaper flights to United States from Ottawa when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to United States for around $470 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Ottawa for as low as $286 on momondo.
What cabin class options are available on Ottawa to United States flights?
There are 4 cabin classes available to choose from on Ottawa to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Ottawa to United States?
Porter Airlines, WestJet, and Air Canada are the most popular carriers operating from Ottawa to United States
What airlines fly to United States?
Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to United States from Ottawa according to our data. Air Canada is the first choice among our users, with 58% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 8 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.
How many flights depart from Ottawa to United States on average per day?
The number of flights available between Ottawa and United States is 35 per day as of April 2025. The most frequent departure time is 4:00PM, with 52% of daily flights leaving in the afternoon.
How many flights depart from Ottawa to United States on average per week?
The number of flights available between Ottawa and United States is 248 per week as of April 2025. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.
Cheap Ottawa to United States flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ottawa to United States
Best Price Found | $110 |
|---|---|
Fastest flight time | 1h 28m |
Direct flights | Every day |
Airports in United States | 7 airports |
When did momondo last update prices for flights from Ottawa Airport to United States?
Prices for flights from Ottawa Airport to United States refresh daily.
How many operators does momondo search for flights from Ottawa Airport to United States?
As of April 2025, there are 5 operators available to choose from for flights from Ottawa Airport to United States.
How old do you have to be to fly from Ottawa Airport to United States?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to United States.
What documentation or ID do you need to fly to United States?
The required travel and health documents for your United States trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Ottawa to United States?
momondo data reveals that the most frequently booked plane model on the route from Ottawa to United States is Embraer 195 E2, representing 40.95% of all bookings. The subsequent popular models are Airbus A319 at 17.58%, De Havilland (Bombardier) DHC-8-400 Dash 8Q at 12.66%, and Embraer 175 (Enhanced Winglets) at 12.26%.
Best airlines flying from Ottawa to United States
Compare and see reviews for airlines that fly from Ottawa to United States with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $180 | Free Cancellation | Rating 7.2 2,809 reviews | |||
| PriceFrom $197 | Free Cancellation | Rating 8.0 281 reviews | |||
| PriceFrom $214 | Free Cancellation | Rating 7.8 385 reviews | |||
| PriceFrom $234 | Free Cancellation | Rating 7.0 9,142 reviews | |||
| PriceFrom $234 | Free Cancellation | Rating 7.4 8,667 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ottawa to United States?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United States from Ottawa.
Can I find flights from Ottawa to United States with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Ottawa to United States flights to just show those with flexible booking policies.
How can momondo help me find flights from Ottawa to United States?
Once you have performed a search for Ottawa to United States flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Ottawa to United States right now. Can momondo alert me if prices change?
Price alerts on flights to United States from Ottawa are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.