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Cheap flights from the United States to Ottawa from C$ 130

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YOW
5 mai — 12 mai1
1 adult

Cheap flight deals from USA to Ottawa

Keep the following information in mind while searching for USA to Ottawa flight deals. Data was last updated 30 avril 2025.

Round-trip from

C$ 310

One-way from

C$ 130

Popular in

January

Cheapest in

April

Average price

C$ 282

Good round-trip deal

C$ 185 or less

Good one-way deal

C$ 140 or less
Porter Airlines
  • Porter Airlines
  • 12/6-18/6
  • 1 total stop
  • 5h 56m total
  • USA to Ottawa
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Porter Airlines
  • Porter Airlines
  • 17/6
  • Nonstop
  • 1h 41m total
  • USA to Ottawa
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from USA to Ottawa.
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Price to beat on a one-way flight from USA to Ottawa.
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Find flight deals from USA to Ottawa

Cheapest flights from USA to Ottawa
Explore the most affordable flight options available from USA to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 avril 2025.

jeu. 12/61:15 p.m.EWR - YOW
Nonstop1h 41mPorter Airlines
mer. 18/67:00 a.m.YOW - EWR
1 stop4h 15mPorter Airlines
Deal found 28/4C$ 310
lun. 26/512:00 p.m.EWR - YOW
1 stop4h 33mMultiple Airlines
mer. 28/56:00 a.m.YOW - EWR
1 stop3h 46mMultiple Airlines
Deal found 28/4C$ 336
jeu. 26/612:15 p.m.BOS - YOW
1 stop4h 18mPorter Airlines
sam. 28/67:00 a.m.YOW - BOS
1 stop4h 31mPorter Airlines
Deal found 28/4C$ 399
mer. 4/65:30 p.m.LGA - YOW
1 stop6h 52mMultiple Airlines
dim. 8/65:55 a.m.YOW - LGA
1 stop10h 35mMultiple Airlines
Deal found 27/4C$ 406
mar. 27/56:15 a.m.LGA - YOW
1 stop4h 06mPorter Airlines
jeu. 5/611:20 a.m.YOW - LGA
1 stop5h 10mPorter Airlines
Deal found 28/4C$ 407
jeu. 12/610:45 a.m.JFK - YOW
1 stop13h 37mMultiple Airlines
jeu. 19/65:55 a.m.YOW - JFK
1 stop16h 54mMultiple Airlines
Deal found 28/4C$ 425
jeu. 29/59:40 a.m.MDW - YOW
1 stop13h 42mMultiple Airlines
dim. 1/65:55 a.m.YOW - MDW
1 stop11h 59mMultiple Airlines
Deal found 29/4C$ 432
jeu. 12/64:43 p.m.ORD - YOW
1 stop6h 39mMultiple Airlines
jeu. 19/65:55 a.m.YOW - ORD
1 stop7h 59mMultiple Airlines
Deal found 28/4C$ 433
mer. 4/66:40 p.m.DFW - YOW
1 stop21h 35mMultiple Airlines
mer. 11/65:55 a.m.YOW - DFW
2 stops18h 57mMultiple Airlines
Deal found 28/4C$ 433
ven. 23/54:20 p.m.IAD - YOW
1 stop4h 43mPorter Airlines
sam. 14/69:35 a.m.YOW - IAD
1 stop5h 31mPorter Airlines
Deal found 27/4C$ 440
jeu. 26/68:45 a.m.BOS - YOW
Nonstop1h 28mMultiple Airlines
sam. 28/69:35 a.m.YOW - BOS
1 stop5h 31mMultiple Airlines
Deal found 28/4C$ 457
jeu. 5/67:39 a.m.EWR - YOW
Nonstop1h 32mUnited Airlines
dim. 8/63:17 p.m.YOW - EWR
Nonstop1h 42mUnited Airlines
Deal found 28/4C$ 464

Cheapflights Fare Finder

Customize your flight search to find flights from USA to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 avril 2025.
Use the filters below to find and compare flights from the United States to Ottawa that are best for you.

Fly from

USA

Fly to

Ottawa

Route

Depart

Return

Price

NewarkOttawa

EWR - YOW

EWRYOW

Newark

jeu. 12/6

1:15 p.m.-2:56 p.m.

Nonstop1h 41m

Ottawa

mer. 18/6

7:00 a.m.-11:15 a.m.

1 stop4h 15m

C$ 310

NewarkOttawa

EWR - YOW

EWRYOW

Newark

lun. 26/5

12:00 p.m.-4:33 p.m.

1 stop4h 33m

Ottawa

mer. 28/5

6:00 a.m.-9:46 a.m.

1 stop3h 46m

C$ 336

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

jeu. 26/6

12:15 p.m.-4:33 p.m.

1 stop4h 18m

Ottawa

sam. 28/6

7:00 a.m.-11:31 a.m.

1 stop4h 31m

C$ 399

New YorkOttawa

LGA - YOW

LGAYOW

New York LaGuardia

mer. 4/6

5:30 p.m.-12:22 a.m.

1 stop6h 52m

Ottawa

dim. 8/6

5:55 a.m.-4:30 p.m.

1 stop10h 35m

C$ 406

New YorkOttawa

LGA - YOW

LGAYOW

New York LaGuardia

mar. 27/5

6:15 a.m.-10:21 a.m.

1 stop4h 06m

Ottawa

jeu. 5/6

11:20 a.m.-4:30 p.m.

1 stop5h 10m

C$ 407

New YorkOttawa

JFK - YOW

JFKYOW

New York John F Kennedy Intl

jeu. 12/6

10:45 a.m.-12:22 a.m.

1 stop13h 37m

Ottawa

jeu. 19/6

5:55 a.m.-10:49 p.m.

1 stop16h 54m

C$ 425

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

jeu. 29/5

9:40 a.m.-12:22 a.m.

1 stop13h 42m

Ottawa

dim. 1/6

5:55 a.m.-4:54 p.m.

1 stop11h 59m

C$ 432

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

jeu. 12/6

4:43 p.m.-12:22 a.m.

1 stop6h 39m

Ottawa

jeu. 19/6

5:55 a.m.-12:54 p.m.

1 stop7h 59m

C$ 433

DallasOttawa

DFW - YOW

DFWYOW

Dallas/Fort Worth

mer. 4/6

6:40 p.m.-5:15 p.m.

1 stop21h 35m

Ottawa

mer. 11/6

5:55 a.m.-11:52 p.m.

2 stops18h 57m

C$ 433

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

ven. 23/5

4:20 p.m.-9:03 p.m.

1 stop4h 43m

Ottawa

sam. 14/6

9:35 a.m.-3:06 p.m.

1 stop5h 31m

C$ 440

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 60 results
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Best time to book a flight from USA to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from USA with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United States to Ottawa

What is the cheapest month to book a flight from USA to Ottawa?

Currently, October is the cheapest month in which you can book a flight from USA to Ottawa (average of C$ 224). Flying from USA to Ottawa in December is currently the most expensive (average of C$ 326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from US to YOW?

Find hourly flight availability from USA to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 avril 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Ottawa as you normally would.

Rainfall in Ottawa by month

Plan your trip to Ottawa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

Temperature in Ottawa by month

Plan your trip to Ottawa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated 30 avril 2025.
Get a feel of what it's like to fly with Porter Airlines, Delta and Air Transat from USA to Ottawa by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Crew

8.8

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Porter Airlines
8.0
Very good
285 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Crew

8.8

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Delta
8.0
Very good
7,929 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Crew

8.8

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Air Transat
7.8
Good
385 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Crew

8.8

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
United Airlines
7.4
Good
8,696 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Crew

8.8

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Brussels Airlines
7.4
Good
346 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Crew

8.8

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Related info for your journey

Find useful and relevant information for your journey from USA to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ottawa from United States?

    Ottawa (YOW), located 10.6 km from the city centre, is the airport you fly into when you book flights from United States to Ottawa.

  • What are the cheapest airlines to fly from USA to Ottawa one-way?

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 130. Users have also found prices from C$ 197 and C$ 199 on Air Canada and United Airlines, respectively.

  • What are the most popular routes from USA to Ottawa?

    The most popular route from USA to Ottawa is Newark - Ottawa. You may also consider Washington, D.C. Dulles Intl - Ottawa or Chicago O'Hare Intl - Ottawa.

  • Can I find deals for flights from USA to Ottawa that include hotel bookings?

    Yes. In addition to deals on USA to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Ottawa.

  • Can I find deals for business class flights from USA to Ottawa?

    Yes. Cheapflights offers flight deals from USA to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from USA to Ottawa?

    Currently, October is the cheapest month in which you can book a flight from USA to Ottawa (average of C$ 224). Flying from USA to Ottawa in December is currently the most expensive (average of C$ 326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near the United States?

Book flights to the United States if you plan to visit one of these locations
Gatineau
Perth
Smiths Falls
Prescott
Brockville
Wakefield
Lanark

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for USA to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from USA to Ottawa

Discover the top 2 airlines that operate flights from USA to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 avril 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 146AverageC$ 532FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 164AverageC$ 693FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from USA to Ottawa?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from USA to Ottawa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from USA to Ottawa?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from USA to Ottawa for you. Better yet — we are completely free to use.

Can Cheapflights find flights from USA to Ottawa with no change fees?

Yes, we can. To see specific flights from USA to Ottawa with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from USA to Ottawa become cheaper?

Yes! Start tracking prices for USA to Ottawa flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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