Cheap Flights from Ottawa (YOW) to Baltimore (BWI)

View AU$662 flight on Sun, 31 Aug. 2025Opens in a new window

Popular airlines from Ottawa International Airport (YOW) to Baltimore Washington International Airport (BWI)

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Cheap Flights from Ottawa (YOW) to Baltimore (BWI)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Ottawa (YOW) to Baltimore (BWI)

May is typically the cheapest month to fly

From AU$555 - AU$1,491 per traveller.

Graph displaying average flight prices per month

Flight from Ottawa to Baltimore route information
Origin airport
Macdonald-Cartier Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Distance
684 km

Your quick guide to flights from Ottawa to Baltimore

Pick up great flights from Ottawa to Baltimore

With Expedia, you have your pick of flights a day with 2 airlines covering flights from Ottawa to Baltimore. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Ottawa to Baltimore that take around hours.

Find cheap flights from Ottawa to Baltimore

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Ottawa to Baltimore around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Baltimore is normally in .

Reasons to book your flight from Ottawa to Baltimore with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Ottawa to Baltimore across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Baltimore right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Ottawa Intl. Airport to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey from Macdonald-Cartier Intl. Airport (YOW) to BWI was . Cheap fares don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from YOW to BWI Marshall?
The majority of flights can be cancelled online, but whether you incur a fee all comes down to your airline. If you do have to cancel your escape, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Ottawa Intl. Airport to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Macdonald-Cartier Intl. Airport (YOW) to BWI Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from YOW to BWI Airport?
A flight distance of just 690 kilometres separates Ottawa and Baltimore. Once you're up in the skies, you won't have time to do much more than read the in-flight magazine.
Which airlines fly direct from Ottawa International Airport to BWI Marshall?
Right now, no airlines offer flights directly from Ottawa Intl. Airport to BWI Marshall. You'll have to book a flight with one or more stops. To get the best connections and price, lock in your airfare well ahead of time.
Are Macdonald-Cartier Intl. Airport (YOW) to BWI flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up a great last-minute deal from Macdonald-Cartier Intl. Airport (YOW) to BWI, but it's also possible to miss out entirely! As many airlines publish prices up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can be certain you're always getting the latest offers.

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Baltimore Flight Deals

Washington

Ottawa to Ronald Reagan Washington National
AU$725.88
*Available to Expedia members.