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Cheap flights from Ottawa to Boston from C$ 198

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 30/11. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BOS
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Ottawa to Boston Logan Intl are usually found in April or May, booked 83 days in advance, depart on a Tuesday or Thursday and return on a Monday

Cheap 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 11 September 2025.

Round-trip from

C$ 337

One-way from

C$ 198

Popular in

August

Cheapest in

April

Average price

C$ 430

Good round-trip deal

C$ 391 or less

Good one-way deal

C$ 373 or less
Porter Airlines
  • Porter Airlines
  • 24/10-31/10
  • 2 total stops
  • 10h 30m total
  • Ottawa to Boston
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Porter Airlines
  • Porter Airlines
  • 30/11
  • 1 total stop
  • 4h 00m total
  • Ottawa to Boston
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 13 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Ottawa to Boston Logan Intl.
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Price to beat on a one-way flight from Ottawa to Boston Logan Intl.
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Find 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 11 September 2025.

Fri 24/106:00 p.m.YOW - BOS
1 stop4h 01mPorter Airlines
Fri 31/101:25 p.m.BOS - YOW
1 stop6h 29mPorter Airlines
Deal found 9/9C$ 337
Sat 25/107:00 a.m.YOW - BOS
1 stop4h 31mPorter Airlines
Sat 1/117:05 a.m.BOS - YOW
1 stop4h 24mPorter Airlines
Deal found 9/9C$ 344
Tue 7/108:35 a.m.YOW - BOS
1 stop6h 06mPorter Airlines
Tue 14/1012:15 p.m.BOS - YOW
1 stop5h 54mPorter Airlines
Deal found 8/9C$ 345
Fri 17/1011:00 a.m.YOW - BOS
1 stop3h 41mPorter Airlines
Mon 20/1012:40 p.m.BOS - YOW
1 stop3h 54mPorter Airlines
Deal found 9/9C$ 346
Sat 11/104:30 p.m.YOW - BOS
Nonstop1h 28mPorter Airlines
Sat 18/103:50 p.m.BOS - YOW
Nonstop1h 28mPorter Airlines
Deal found 9/9C$ 349
Sat 18/107:00 a.m.YOW - BOS
1 stop4h 31mPorter Airlines
Wed 22/1012:15 p.m.BOS - YOW
1 stop4h 19mPorter Airlines
Deal found 10/9C$ 360
Tue 7/103:50 p.m.YOW - BOS
1 stop19h 36mMultiple Airlines
Tue 14/103:30 p.m.BOS - YOW
Nonstop1h 28mMultiple Airlines
Deal found 8/9C$ 362
Fri 10/106:00 p.m.YOW - BOS
1 stop4h 01mPorter Airlines
Tue 14/1012:15 p.m.BOS - YOW
1 stop5h 54mPorter Airlines
Deal found 9/9C$ 366
Mon 6/107:00 a.m.YOW - BOS
1 stop4h 56mPorter Airlines
Fri 10/1012:15 p.m.BOS - YOW
1 stop5h 54mPorter Airlines
Deal found 8/9C$ 367

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 629,999 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Ottawa to Boston that are best for you.

Fly from

Ottawa

Fly to

Boston

Route

Depart

Return

Price

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Tue 7/10

8:35 a.m.-2:41 p.m.

1 stop6h 06m

Boston Logan Intl

Tue 14/10

12:15 p.m.-6:09 p.m.

1 stop5h 54m

C$ 345

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 31/10

6:50 a.m.-12:40 p.m.

1 stop5h 50m

Boston Logan Intl

Mon 3/11

1:25 p.m.-7:54 p.m.

1 stop6h 29m

C$ 345

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 24/10

8:35 a.m.-2:41 p.m.

1 stop6h 06m

Boston Logan Intl

Fri 31/10

3:30 p.m.-4:59 p.m.

Nonstop1h 29m

C$ 345

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Sat 25/10

4:30 p.m.-5:58 p.m.

Nonstop1h 28m

Boston Logan Intl

Sat 1/11

3:30 p.m.-4:59 p.m.

Nonstop1h 29m

C$ 346

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Sat 11/10

4:30 p.m.-5:58 p.m.

Nonstop1h 28m

Boston Logan Intl

Sat 18/10

3:50 p.m.-5:18 p.m.

Nonstop1h 28m

C$ 346

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 10/10

6:00 p.m.-10:01 p.m.

1 stop4h 01m

Boston Logan Intl

Tue 14/10

12:15 p.m.-6:09 p.m.

1 stop5h 54m

C$ 366

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Mon 6/10

7:00 a.m.-11:56 a.m.

1 stop4h 56m

Boston Logan Intl

Fri 10/10

12:15 p.m.-6:09 p.m.

1 stop5h 54m

C$ 367

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 17/10

5:00 p.m.-6:28 p.m.

Nonstop1h 28m

Boston Logan Intl

Mon 20/10

8:45 a.m.-12:59 p.m.

1 stop4h 14m

C$ 382

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Thu 9/10

8:35 a.m.-2:41 p.m.

1 stop6h 06m

Boston Logan Intl

Thu 16/10

12:15 p.m.-6:09 p.m.

1 stop5h 54m

C$ 385

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Sun 5/10

5:15 p.m.-10:01 p.m.

1 stop4h 46m

Boston Logan Intl

Sun 12/10

12:15 p.m.-6:09 p.m.

1 stop5h 54m

C$ 385

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 18 results
1
2

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?

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Boston. Price data was last updated on 29 August 2025.

To ensure you get the cheapest price possible for a flight from Ottawa to Boston, you should look to book at least 83 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, May is the cheapest month in which you can book a flight from Ottawa to Boston (average of C$ 292). Flying from Ottawa to Boston in April is currently the most expensive (average of C$ 350). 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 11 September 2025.

It’s optimal to fly from Ottawa to Boston at noon. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.

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 11 September 2025.
Check out reviews from past customers who have flown with Porter Airlines,Air Transat, andAir Canada from Ottawa to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
363 reviews
Check prices

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Food

7.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Food

7.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.7
Good
438 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Food

7.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Food

7.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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 wish to fly to Boston from Ottawa, then you need to book flights from Ottawa to Boston Logan Intl. There is 1 flight from Ottawa (YOW) to Logan Intl (BOS) per day to choose from. Flights to Boston from Ottawa are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 1h 15m is how long a nonstop flight from Ottawa to Boston Logan Intl typically takes.

  • How popular is this Ottawa to Boston flight route?

    The Ottawa to Boston Logan Intl flight path was viewed by 271 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?

    A quick flight from Ottawa to Boston can take about 6h 06m. Porter Airlines provides one of the quickest options available for as low as C$ 345. There are 497 km between Ottawa and Boston.

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

    Currently priced at C$ 228, Air Canada will fly you from Ottawa to Boston and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Porter Airlines and Air Transat - these airlines can fly you to your destination from C$ 316 and C$ 323, respectively. These flights start at 48% lower than the current average price 3 months from now.

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

    No one likes to see their flight delayed. When booking a flight from Ottawa to Boston consider choosing Porter Airlines (70%), Porter Airlines (70%) or Air Transat (70%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Ottawa to Boston?

    On average you can expect to pay C$ 464 for a flight from Ottawa to Boston. The cheapest flight overall is C$ 227 while the most popular route, (Ottawa - Boston Logan Intl) is currently priced at C$ 337.

  • 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, May is the cheapest month in which you can book a flight from Ottawa to Boston (average of C$ 292). Flying from Ottawa to Boston in April is currently the most expensive (average of C$ 350). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Braintree
Waltham
Somerville
Rockland
Chelsea
Warwick
Milford
Plymouth
Quincy
Revere
Hampton
Old Orchard Beach
Lynn
Merrimack
Kennebunk
Watertown
Lawrence
Sturbridge
Seekonk

Browse thousands of different options on Cheapflights for your next trip

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Fly from Ottawa to Boston on these airlines

Choose from the following airlines for your flight from Ottawa to Boston. Flights are based on user searches made on Cheapflights and were last updated on 11 September 2025.
Porter Airlines flights from Ottawa to Boston Logan Intl
Air Canada flights from Ottawa to Boston Logan Intl

Top 3 airlines flying from Ottawa to Boston

Discover the top 3 airlines 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 228AverageC$ 443FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 316AverageC$ 437FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 323AverageC$ 429FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

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

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Ottawa.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Boston flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Ottawa to Boston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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