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$71+ Cheap flights from Boston (BOS) to Ottawa (YOW)

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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YOW
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Ottawa are usually found in May or September, booked 56 days in advance, depart on a Friday or Wednesday and return on a Sunday

Cheap flight deals from Boston to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$252
(Cheapflightsfares)

One-way from

$71
(Kiwi.com)

Popular in

November

Cheapest in

May

Average price

$348

Good round-trip deal

$224 or less

Good one-way deal

$150 or less
From Boston Logan Intl to Ottawa
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One-way flight from Boston Logan Intl to Ottawa
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Highest demand for flights based on searches. 15% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Ottawa.
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Price to beat on a one-way flight from Boston Logan Intl to Ottawa.
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Find flight deals from Boston to Ottawa

Cheapest flights from Boston to Ottawa
Explore the most affordable flight options available from Boston to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/253:30 pmBOS - YOW
Nonstop1h 28mPorter Airlines
Sun 9/284:30 pmYOW - BOS
Nonstop1h 28mPorter Airlines
Deal found 7/1$252
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/173:30 pmBOS - YOW
Nonstop1h 28mMultiple Airlines
Mon 9/297:15 pmYOW - BOS
1 stop22h 25mMultiple Airlines
Deal found 7/1$313
This oojo deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:30 pmBOS - YOW
1 stop12h 15mWestJet
Mon 9/296:00 amYOW - BOS
1 stop11h 40mWestJet
Deal found 7/2$326

Cheapflights Fare Finder

Customize your flight search to find flights from Boston 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 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Boston to Ottawa that are best for you.

Fly from

Boston

Fly to

Ottawa

Route

Depart

Return

Price

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 9/25

3:30 pm-4:58 pm

Nonstop1h 28m

Ottawa

Sun 9/28

4:30 pm-5:58 pm

Nonstop1h 28m

$252

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Wed 9/17

3:30 pm-4:58 pm

Nonstop1h 28m

Ottawa

Mon 9/29

7:15 pm-5:40 pm

1 stop22h 25m

$313

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 9/25

6:30 pm-6:45 am

1 stop12h 15m

Ottawa

Mon 9/29

6:00 am-5:40 pm

1 stop11h 40m

$326

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Sat 9/13

3:50 pm-5:18 pm

Nonstop1h 28m

$71

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Wed 8/27

6:05 am-5:15 pm

1 stop11h 10m

$157

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Sat 8/16

5:50 am-10:25 am

1 stop4h 35m

$168

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Tue 7/15

3:30 pm-4:58 pm

Nonstop1h 28m

$171

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Sat 10/4

6:30 pm-4:19 pm

2 stops21h 49m

$216

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Sun 9/21

5:30 am-1:09 pm

2 stops7h 39m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Boston to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Boston 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 Boston to Ottawa

How far ahead should I book a flight from Boston to Ottawa?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Ottawa. Price data was last updated on June 27, 2025.

The price you pay for your flight from Boston to Ottawa may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Boston to Ottawa (average of $294). Flying from Boston to Ottawa in September is currently the most expensive (average of $428). 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 BOS to YOW?

Find hourly flight availability from Boston 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 July 3, 2025.

One of the essential ways to save on airfare from Boston to Ottawa is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 22% on airfare.

How much does it cost to fly round-trip from Boston to Ottawa?

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 July 3, 2025.
See what other customers who have flown with Porter Airlines, Air Transat, and United Airlines from Boston to Ottawa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
298 reviews

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Porter Airlines
8.0
Very good
298 reviews
Porter Airlines
8.0
Very good
298 reviews

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Transat
7.8
Good
407 reviews
Porter Airlines
8.0
Very good
298 reviews

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
United Airlines
7.4
Good
8,845 reviews
Porter Airlines
8.0
Very good
298 reviews

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
WestJet
7.2
Good
2,917 reviews
Porter Airlines
8.0
Very good
298 reviews

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Canada
7.1
Good
9,678 reviews
Porter Airlines
8.0
Very good
298 reviews

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Related info for your journey

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

  • What airports do I use to fly from Boston to Ottawa?

    You will need to book a flight from Boston Logan Intl to Ottawa if you want to fly from Boston to Ottawa. At least 3 different airlines have flights from Logan Intl (BOS) to Ottawa (YOW) on a regular basis. There is 1 flight to Ottawa from the Boston airport per day. If you manage to book one that is nonstop, then you can expect the flight time from BOS to YOW to be around 1h 28m.

  • How popular is this Boston to Ottawa flight route?

    Flights from Boston Logan Intl to Ottawa have been viewed 8 times in the past calendar month.

  • What are the cheapest airlines flying from Boston to Ottawa round-trip?

    Porter Airlines, at $252, was found to be the cheapest airline from Boston to Ottawa. An alternate airline flying to your destination would be WestJet. Porter Airlines is currently priced 27% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at $71. Air Canada flights start at $168 while deals on Air Transat start at $171 one-way.

  • What are the most reliable airlines from Boston to Ottawa?

    Before booking your flight to Ottawa from Boston, check out the most reliable airlines to get you to your destination on time: Porter Airlines (81%), Porter Airlines (81%), Air Transat( 81%).

  • What are the cheapest flights from Boston to Ottawa?

    Looking for the cheapest flight from Boston to Ottawa? While on average our users pay $284, our data indicates the cheapest price to be $108. The most popular route (Boston Logan Intl - Ottawa), is priced around $230.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Ottawa?

    Currently, January is the cheapest month in which you can book a flight from Boston to Ottawa (average of $294). Flying from Boston to Ottawa in September is currently the most expensive (average of $428). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Gatineau
Petawawa

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Top 3 airlines flying from Boston to Ottawa

Discover the top 3 airlines that operate flights from Boston 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 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$163Average$498FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$164Average$346FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$291Average$370FlexibilityNo cancel feeOn-time50%

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