Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Search over 321,000 hotels worldwide and 400 airlines worldwide.

Secure incredible value with Expedia's Price Guarantee.

No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap IAD to YOW Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Ogdensburg

$351.97

Massena

$278.70

Cheap IAD to YOW Flights

Question : Is this route your best bet for getting to Ottawa with minimal delays?
Answer : The best measurement of overall promptness combines both on-time percentage and total delay minutes. IAD to YOW currently has 3 stars out of 5, an average score at best.

Question : What are the chances this flight will be delayed?
Answer : Flights from IAD to YOW are on time 76% of the time, ranking in the 57th percentile worldwide. When there is a delay, it averages less than half an hour.

Question : Do travelers from Dulles typically stay in Ottawa for very long?
Answer : Over the next two months, travelers from IAD to YOW are planning on staying for about two weeks on average.

Question : Which airline is struggling to get to Ottawa on time?
Answer : 100% of Delta Air Lines flights from Washington Dulles International Airport (IAD) to Ottawa/Macdonald-Cartier International Airport (YOW) are late. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.

Question : Which airline is giving the best deals for round-trip flights from Washington Dulles International Airport (IAD) to Ottawa/Macdonald-Cartier International Airport (YOW)?
Answer : Ticket costs are hitting highs of $1,740 over the next three months when flying to YOW from IAD. Check out Porter Airlines, as they have been booking customers at just $249.

Question : Can you cut down on flight costs by changing the day of the week you travel to Ottawa?
Answer : The lowest-cost day to fly in November is Monday. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.

Question : In the next four weeks, what day should you book your trip?
Answer : Dec 14th has seen bookings (as of Nov 13th) as cheap as $263. That comes in 49% below the average price for this route. Saving now means you'll have more cash to spend on your trip.

Washington to Ottawa Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Washington to Ottawa will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Ottawa.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IAD to YOW flights that won’t make your bank account wince. Ready to temporarily leave behind Washington for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to YOW with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.