Cheap Flights from Ottawa International to Washington Ronald Reagan

Compare Ottawa International to Washington Ronald Reagan flight deals

Find the cheapest month or even day of the year to fly to Washington Ronald Reagan

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Flight deals from Ottawa International Airport to Washington Ronald Reagan Airport

Looking for a cheap last-minute deal or the best return flight from Ottawa International Airport to Washington Ronald Reagan Airport? If you want to travel next month, return fares start from R 6,435. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Ottawa International to Washington Ronald Reagan

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ottawa International to Washington Ronald Reagan flights are currently cheapest in April.

Direct flights from Ottawa International to Washington Ronald Reagan

Ottawa to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight foundR 3,771
Cheapest month to flyApril
Average flight time1 hr, 40 mins
Most popular airlineJazz Air
Average flights per week22

Finding cheap flights from Ottawa International to Washington Ronald Reagan: Frequently asked questions

The best price we found for a return flight from Ottawa International to Washington Ronald Reagan is R 6,435. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 40 minutes is the average flight time from Ottawa International to Washington Ronald Reagan.
Jazz Air, Air Canada and United fly direct from Ottawa International to Washington Ronald Reagan.
As of March 2026, there are 22 flights per week flying from Ottawa International to Washington Ronald Reagan.
The cheapest month to fly from Ottawa International to Washington Ronald Reagan is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ottawa International Airport to Washington Ronald Reagan Airport on Thursday, 23 April 2026.
Yes – the average flight time is 1 hour and 40 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Ronald Reagan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air Canada offers the cheapest flight tickets to Washington Ronald Reagan.

Travelling from Ottawa/Macdonald-Cartier International Airport (YOW) to Ronald Reagan National Airport (DCA): what you need to know

  • The average length of a direct flight from Ottawa/Macdonald-Cartier International Airport to Ronald Reagan National Airport is 1 hour 45 minutes.

  • Ottawa and Washington DC follow the same timezone, UTC-4.

  • Every week, there are ten Ottawa/Macdonald-Cartier International Airport to Ronald Reagan National Airport flights. To be on board as soon as possible, pick the 10:20 Air Canada flight. If you'd rather make the most of your time before you fly, the last departure is at 10:40 with Air Canada.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to catch your YOW to DCA flight.

  • You'll likely experience bigger queues in popular months such as July. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a wise move.

  • Air Canada is your ticket to exploring Washington DC (and maybe even some other exciting corners of United States!). Check out the direct flights from Ottawa/Macdonald-Cartier International Airport to Ronald Reagan National Airport offered by this popular airline.

  • The airline that serves the most passengers on this route is Air Canada.

  • With 67.27% of services arriving as planned, Air Canada is the most punctual carrier offering YOW to DCA flights.

How to find the cheapest flights from Ottawa/Macdonald-Cartier International Airport (YOW) to Ronald Reagan National Airport (DCA)

  • The lowest price we've seen for a one-way Ottawa/Macdonald-Cartier International Airport to Ronald Reagan National Airport flight is R 3,771. A round-trip plane ticket right now is R 6,435. Depending on the availability when you book, these fares could change.

  • Book 11 months before you want to fly. After looking at the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from YOW to DCA.

  • Schedule your trip for October. That's the cheapest month for flights from Ottawa/Macdonald-Cartier International Airport to Ronald Reagan National Airport. If your travel dates are flexible, use the 'Whole month' tool to see the cheapest price across every month.

  • You don't need to check every day to see if fares have gone down when you create a Price Alert. We'll notify you as soon as there's a change in price on cheap flights from YOW to DCA.

  • Tailor your flights using filters. Pick your ideal arrival and departure times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Ottawa/Macdonald-Cartier International Airport to Ronald Reagan National Airport.

Handy information about Ottawa/Macdonald-Cartier International Airport (YOW)

  • YOW is located at 50 Airport Road.

  • Of all flights departing from Ottawa/Macdonald-Cartier International Airport, 58.21% land on time at their destination.

  • Central Ottawa to Ottawa/Macdonald-Cartier International Airport is around 13 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, ride-sharing or catching a cab.

  • Planning to take public transport? You can expect a journey time of around 45 minutes.

  • Need a convenient hotel close to YOW? If you're catching an early flight from Ottawa/Macdonald-Cartier International Airport to Ronald Reagan National Airport, these accommodation options will have you moments from your departure gate:

Arriving at Ronald Reagan National Airport (DCA)

Getting from Ronald Reagan National Airport (DCA) to central Washington DC

  • You'll find DCA at 1 Aviation Circle.

  • Ronald Reagan National Airport to the centre of Washington DC has a drive time of about 15 minutes. It's approximately 8 kilometres away.

  • It takes roughly 45 minutes when travelling by public transport.

When to fly to Ronald Reagan National Airport (DCA)

  • It's time to choose your trip dates for your flight from Ottawa/Macdonald-Cartier International Airport to Ronald Reagan National Airport. February is the most popular month to visit Washington DC. If you prefer a more laid-back vibe, go in May.

  • Book your flight from Ottawa/Macdonald-Cartier International Airport to Ronald Reagan National Airport for July if you want to go to Washington DC during its warmest month. Expect temperatures of between 19ºC (66ºF) and 33ºC (91ºF).

  • January sees average temperatures of between -6ºC (21ºF) and 10ºC (50ºF). Search for cheap tickets from YOW to DCA sometime around then if you want to travel in cooler conditions.

Explore more of United States

  • Washington DC has loads to offer, but there are so many other corners of United States just waiting to be discovered. About 322 kilometres north-east of Washington DC, a visit to New York will keep you on the move. Check out popular attractions like Statue of Liberty, Central Park and Empire State Building.

  • If you're ready to explore another side of United States, head for Philadelphia, roughly 193 kilometres north-east of Washington DC. Liberty Bell, Independence Hall and Philadelphia Museum of Art are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.