Title: Cheap Flights to Watertown , MA from CA $202 - Expedia.ca ![BTYGNN Charles River in Watertown](https://images.trvl-media.com/place/7395/8243b0f5-90c1-4f22-9cac-4c158f63ff09.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/7395/8243b0f5-90c1-4f22-9cac-4c158f63ff09.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights to Watertown , MA from CA $202 [View CA $202 flight on Wed, Aug 5, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YTZ,to:BOS,departure:05/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:201.10&airProductToken=AQo1CjMIwYYBEgQ4NTQyGPjMASDBkwEog6CUAzDcoJQDOEdAAFgBagVCQVNJQ3IIR05BMkEyQkESCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAN) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only [Watertown Travel Guide](https://expedia.ca/Watertown.dx7395)[Hotels in Watertown](https://expedia.ca/Watertown-Hotels.d7395.Travel-Guide-Hotels)[Watertown Car Rentals](https://expedia.ca/Car-Rentals-In-Watertown.d7395.Car-Rental-Guide)[Watertown Vacation Packages](https://expedia.ca/Watertown.d7395.Destination-Travel-Guides) ## Popular airlines to Watertown - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Watertown, Massachusetts, United States of America,departure:22/02/2026TANYT&leg2=from:Watertown, Massachusetts, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Watertown, Massachusetts, United States of America,departure:22/02/2026TANYT&leg2=from:Watertown, Massachusetts, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Watertown, Massachusetts, United States of America,departure:22/02/2026TANYT&leg2=from:Watertown, Massachusetts, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_NK.svg) Spirit Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Watertown, Massachusetts, United States of America,departure:22/02/2026TANYT&leg2=from:Watertown, Massachusetts, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NK"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg) JetBlue Airways [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Watertown, Massachusetts, United States of America,departure:22/02/2026TANYT&leg2=from:Watertown, Massachusetts, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Watertown, Massachusetts, United States of America,departure:22/02/2026TANYT&leg2=from:Watertown, Massachusetts, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Watertown, Massachusetts, United States of America,departure:22/02/2026TANYT&leg2=from:Watertown, Massachusetts, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## How much is the cheapest flight to Watertown? Prices were available within the past 7 days and start at CA $202 for one-way flights and CA $342 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Thu, Apr 30 - Mon, May 4 YTZ Toronto BOS Boston CA $342 Roundtrip found 22 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YTZ,to:BOS,departure:30/04/2026TANYT&leg2=from:BOS,to:YTZ,departure:04/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:341.22&airProductToken=AQokCiII0IgBEgQyOTM5GPjMASDBkwEokN2LAzDv3YsDOE1AAFgBCiQKIgjQiAESBDI5MzgYwZMBIPjMASjjiYwDMM6KjAM4TUAAWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Aug 5 - Sat, Aug 8 YTZ Toronto BOS Boston CA $342 Roundtrip found 4 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YTZ,to:BOS,departure:05/08/2026TANYT&leg2=from:BOS,to:YTZ,departure:08/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:341.42&airProductToken=AQo1CjMIwYYBEgQ4NTQyGPjMASDBkwEog6CUAzDcoJQDOEdAAFgBagVCQVNJQ3IIR05BMkEyQkEKNQozCMGGARIEODU0NRjBkwEg-MwBKMzHlAMwvsiUAzhHQABYAWoFQkFTSUNyCEdOQTJBMkJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Mar 6 - Tue, Mar 10 YYZ Toronto BOS Boston CA $362 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYZ,to:BOS,departure:06/03/2026TANYT&leg2=from:BOS,to:YYZ,departure:10/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:361.64&airProductToken=AQpmCjEIwYIBEgQ1NjY3GJjOASBDKJ73hgMwjPiGAzhCQABYAWoFQkFTSUNyCE9WQUNaU0JaCjEIwYIBEgQyMTIwGEMgwZMBKNL5hgMwq_qGAzhCQAFYAWoFQkFTSUNyCE9WQUNaU0JaCmgKMgjBggESBDQzOTkYwZMBIMsBKKGfhwMw85-HAzhCQABYAWoFQkFTSUNyCE9WQUNaU0JaCjIIwYIBEgQ0NjIzGMsBIJjOASjxoIcDMNyhhwM4QkABWAFqBUJBU0lDcghPVkFDWlNCWhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Air Transat](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TS.gif) Fri, Mar 6 - Tue, Mar 10 YTZ Toronto BOS Boston CA $384 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YTZ,to:BOS,departure:06/03/2026TANYT&leg2=from:BOS,to:YTZ,departure:10/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:383.41&airProductToken=AQo_Cj0I1KYBEgQ3MzUyGPjMASDBkwEoxvOGAzCl9IYDOFFAAFgBagNCR1RyCFEyTjBaUlpMegoI0IgBEgQ3MzUyCj8KPQjUpgESBDczNTMYwZMBIPjMASiWoYcDMIaihwM4UUAAWAFqA0JHVHIIUTJOMFpSWkx6CgjQiAESBDczNTMSCggBEAEYASoCVFMYASIECAEQASgCKAMoBDAN) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, Mar 6 - Tue, Mar 17 YYZ Toronto BOS Boston CA $438 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYZ,to:BOS,departure:06/03/2026TANYT&leg2=from:BOS,to:YYZ,departure:17/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:437.24&airProductToken=AQpwCjYI1YIBEgQzNDM1GJjOASDEjQEozvKGAzC784YDOE5AAFgBaghFQ09CQVNJQ3IIR05BMkEyQk4KNgjVggESBDI2MDMYxI0BIMGTASjL9IYDMJT1hgM4TkABWAFqCEVDT0JBU0lDcghHTkEyQTJCTgpwCjYI1YIBEgQxNjkzGMGTASDEjQEohvOHAzDj84cDOE5AAFgBaghFQ09CQVNJQ3IIR05BMkEyQk4KNgjVggESBDM0MTkYxI0BIJjOASi49IcDMKj1hwM4TkABWAFqCEVDT0JBU0lDcghHTkEyQTJCThIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from Columbus (CMH) to Boston (BOS) ### September is typically the cheapest month to fly From CA $141 - CA $412 per traveller. Expedia.ca gives you the best tools to secure great deals on flights to Watertown. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Watertown. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Watertown. Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Watertown flights with full confidence knowing that you've found the best deal online. Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Watertown. Looking to save even more? Get additional savings by bundling your Watertown flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Watertown trip! ## Frequently asked questions ### What is the name of Watertown's airport? ### How far is BOS from central Watertown? ### What airport is best to fly into Watertown? ### How many airlines fly to Watertown? ### Which airlines fly to Watertown? ### How many nonstop flights are there to Watertown? ### Where are the most popular flights to Watertown departing from? ### How long is the flight to Watertown Airport? ### How to book the cheapest flight to Watertown? ### Do you have any tips for my flight to Watertown? > - The secret to having an amazing travel experience is to plan ahead. So, let's start with the basics: passport, boarding pass, credit cards and medications. Next, bring items that'll help keep you entertained, like your laptop or a thrilling book. It's also a wise idea to pack your chargers, a comfy neck pillow and a pair of headphones. And of course, don't forget to toss in toiletries like a toothbrush, cleansing wipes and a spare set of clothes. > > > Do not pack the following items in your hand luggage: > > > - Put all your full-sized bottles of shampoo and hairspray in your checked luggage. Any liquids or gels in your carry-on suitcase larger than 3.4 ounces (100 millilitres) will be confiscated. Sharp or pointed objects, like your trusty pocket knife, and dangerous products which are flammable or explosive, such as aerosol cans, flares and fireworks, are also prohibited. > > > What to wear on a flight: > > > - Your main priority is to be as comfortable as you can. Choose shoes that are easy to slip on and off, dress in loose, breathable clothing and don't forget to take a jacket in case it gets cold in the cabin. > - The result of sustained periods of inactivity, deep vein thrombosis (DVT) is a blood clot condition that can affect some passengers during long-haul flights. Reduce the risks by drinking water, keeping your feet and legs moving and wearing compression tights or socks. ### How to get through airport security fast when flying to Watertown? > - Security personnel first need to know that you have a valid ID and matching travel documents before anything else. Have them ready for inspection. > - Next up, both you and your carry-on luggage will be X-rayed. To speed things up, take off anything that might trigger the alarms. Items such as your coat, belt and headphones need to go through the machine. > - All your electronic devices, including your tablet and phone, will also need to be scanned. > - Any gels or liquids, such as lip balm or cologne, that you want to bring on board need to be in containers no greater than 3.4 ounces (100 millilitres). Also, they all must fit inside a quart-size (one litre), clear zip-close bag. > - There's a good chance you'll need to take your shoes off to be X-rayed, so wearing slip-on shoes is always a wise idea. > - Take all prohibited items out of your carry-on bag. If you have any sharp objects like a pocket knife or tools, pack them in your checked luggage. They won't be allowed in the cabin. __Flights to Watertown information__ | Destination airport | Logan Intl. | | ----------------------------- | ----------- | | Destination airport IATA code | BOS | | Destination city name | Boston | | Roundtrip price | CA $341 | ## Trending flights to Watertown Prices were available within the past 7 days and start at CA $202 for one-way flights and CA $342 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Thu, Apr 30 - Mon, May 4 YTZ Toronto BOS Boston CA $342 Roundtrip found 22 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YTZ,to:BOS,departure:30/04/2026TANYT&leg2=from:BOS,to:YTZ,departure:04/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:341.22&airProductToken=AQokCiII0IgBEgQyOTM5GPjMASDBkwEokN2LAzDv3YsDOE1AAFgBCiQKIgjQiAESBDI5MzgYwZMBIPjMASjjiYwDMM6KjAM4TUAAWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) \*Available to Expedia members.