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$137+ Cheap flights from Ottawa (YOW) to Boston (BOS)

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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BOS
Sep 4 — Sep 111
Fri 9/4
Fri 9/11
1 adult, Economy
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Find cheap flights from Ottawa to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Ottawa to Boston Logan Intl are usually found in November or July, booked 76 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Ottawa to Boston

Cheapest flights from Ottawa to Boston
Explore the most affordable flight options available from Ottawa to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 8/4. 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.
Fri 8/282:30 pm -
Nonstop1h 30m
Sun 8/303:55 pm -
Nonstop1h 28m
Deal found 8/4$204
This Super.com deal was found by Cheapflights users on 8/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/13:15 pm -
Nonstop1h 27m
Mon 11/301:15 pm -
Nonstop1h 30m
Deal found 8/5$209
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:20 pm -
Nonstop1h 30m
Sat 9/262:20 pm -
Nonstop1h 24m
Deal found 8/5$213
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:30 pm -
1 stop4h 20m
Fri 8/287:10 am -
1 stop5h 44m
Deal found 8/5$215
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:30 pm -
1 stop4h 10m
Tue 9/87:00 am -
1 stop5h 52m
Deal found 8/4$216
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:40 am -
1 stop4h 35m
Sun 9/67:00 am -
1 stop5h 42m
Deal found 8/4$218
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:30 pm -
1 stop4h 20m
Wed 9/23:55 pm -
Nonstop1h 24m
Deal found 8/5$219
This Justfly.com deal was found by Cheapflights users on 8/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:20 pm -
Nonstop1h 30m
Sat 10/37:00 am -
1 stop5h 52m
Deal found 8/5$220
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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.
Fri 9/252:30 pm -
Nonstop1h 30m
Mon 9/283:55 pm -
Nonstop1h 28m
Deal found 8/1$221

Find flight deals from Ottawa to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Boston (BOS). 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 August 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$203
(Cheapflightsfares)

One-way from

$137
(Cheapflightsfares)

Popular in

February

Cheapest in

November

Average price

$376

Good round-trip deal

$278 or less

Good one-way deal

$140 or less
Provider with most accurate pricing for Ottawa-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ottawa-Boston Logan Intl flights.
Search Deals
From Ottawa to Boston Logan Intl
Search Deals
One-way flight from Ottawa to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Ottawa to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Ottawa to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Boston 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 August 5, 2026.
Use the filters below to find and compare flights from Ottawa to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Thu 9/3

2:30 pm-4:00 pm

Nonstop1h 30m

Boston Logan Intl

Sun 9/6

7:10 am-12:52 pm

1 stop5h 42m

$236

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Thu 10/1

8:00 am-6:35 pm

2 stops10h 35m

Boston Logan Intl

Mon 10/5

7:00 am-11:27 am

1 stop4h 27m

$251
Quickest round-trip

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Fri 9/25

2:20 pm-3:50 pm

Nonstop1h 30m

Boston Logan Intl

Mon 9/28

2:20 pm-3:44 pm

Nonstop1h 24m

$257

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Tue 8/25

2:30 pm-4:00 pm

Nonstop1h 30m

Boston Logan Intl

Fri 8/28

3:55 pm-5:23 pm

Nonstop1h 28m

$274

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Thu 11/12

3:15 pm-4:42 pm

Nonstop1h 27m

Boston Logan Intl

Sat 11/14

1:15 pm-2:45 pm

Nonstop1h 30m

$275

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Tue 11/10

3:15 pm-4:42 pm

Nonstop1h 27m

Boston Logan Intl

Sun 11/15

8:00 am-1:14 pm

1 stop5h 14m

$278

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Fri 8/28

8:55 am-6:50 pm

2 stops9h 55m

Boston Logan Intl

Fri 9/4

5:30 pm-9:42 pm

1 stop4h 12m

$291

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Tue 8/18

6:00 am-5:36 pm

3 stops11h 36m

Boston Logan Intl

Tue 8/25

7:23 pm-11:54 pm

1 stop4h 31m

$302
Cheapest one-way
Quickest one-way

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Mon 9/14

10:40 am-4:46 pm

1 stop6h 06m

$164

OttawaBoston

YOW Ottawa - BOS Boston Logan Intl

YOWBOS

Ottawa

Tue 9/15

6:00 am-11:30 pm

3 stops17h 30m

$169

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Ottawa to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ottawa to Boston in August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ottawa-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ottawa-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ottawa-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ottawa to Boston

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

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

To ensure you get the cheapest price possible for a flight from Ottawa to Boston, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Ottawa to Boston (average of $304). Flying from Ottawa to Boston in February is currently the most expensive (average of $380). 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 YOW to BOS?

Find hourly flight availability from Ottawa to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 5, 2026.

When flying from Ottawa to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Ottawa to Boston flights typically cost between $305 and $436 in August.
The cheapest round-trip price found within the last 5 days was $203 on Porter Airlines (Aug 27-Aug 30).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated August 5, 2026.
Read through reviews of airlines operating flights from Ottawa to Boston, such as Porter Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
450 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.5

Entertainment

6.9

Comfort

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
450 reviews
Porter Airlines
8.0
Very good
450 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.5

Entertainment

6.9

Comfort

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Boston. 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 Ottawa to Boston?

    If you book a flight from Ottawa to Boston, you will be flying from Ottawa to Logan Intl. Flights to Boston Logan Intl (BOS) from Ottawa (YOW) take 1h 27m for a nonstop flight. There are 2 flights from Ottawa to Boston per day from 1 airline.

  • How popular is this Ottawa to Boston flight route?

    The Ottawa to Boston Logan Intl flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ottawa to Boston?

    For as low as $236, Porter Airlines can have you in Boston from Ottawa in 1h 30m. Airlines will cover a distance of 309 mi. Most flights are nonstop.

  • What is the cheapest airline to fly from Ottawa to Boston round-trip?

    Porter Airlines, at $235, was found to be the cheapest airline from Ottawa to Boston.. This flight start at 31% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $143 on Porter Airlines. Other airlines that offer cheap prices include Air Canada from $153 and United Airlines from $220 one-way.

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

    The top 3 most reliable airlines when flying from Ottawa to Boston are Porter Airlines (50%), Porter Airlines (50%) and Air Transat (50%).

  • What are the cheapest flights from Ottawa to Boston?

    Looking for the cheapest flight from Ottawa to Boston? While on average our users pay $271, our data indicates the cheapest price to be $132. The most popular route (Ottawa - Boston Logan Intl), is priced around $204.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Ottawa to Boston (average of $304). Flying from Ottawa to Boston in February is currently the most expensive (average of $380). 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
Waltham
Randolph
Cambridge
Concord
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Hampton Beach
Auburn
York Beach
Chelsea
Londonderry
Swansea
Fitchburg
North Falmouth
Braintree
Revere

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Ottawa to Boston

Discover the top airline that operate flights from Ottawa to Boston. 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 August 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$235Average$370FlexibilityNo cancel feeOn-time52%

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