Cheap flights from Ottawa to Washington

Round-trip
Economy
Ottawa (YOW)
Washington (WAS)
Depart
Return
Any month
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The best prices from Ottawa to Washington are usually found in April or June, booked 60 days in advance, depart on a Thursday or Tuesday and return on a Saturday

How to find the cheapest flight from
Ottawa (YOW) to Washington (WAS)

All the information you need to plan the best YOW to WAS flight in 2021: compare Ottawa to Washington flight prices with the expected peak season, weather and rainfall in Washington.
YOW - WAS
Price
C$ 359 - C$ 625
WAS
Temperature
9 - 32 °C
WAS
Rainfall
60 - 107 mm

Popular in

August

High demand for flights, 29% potential price rise

Cheapest in

April

Best time to find cheap flights, 20% potential price drop

Round-trip from

C$ 359

From Ottawa to Washington

One-way from

C$ 255

One-way flight from Ottawa to Washington

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Ottawa to Washington?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Washington. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Ottawa to Washington?

To save up to 81% on this flight, we recommend booking at least 55 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ottawa to Washington from C$ 412 1-2 weeks out and tickets from C$ 588 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ottawa to Washington?

April is one of the best times of the year to fly to Washington from Ottawa. Prices for April average C$ 324 per person but you can even find prices for as low as C$ 232. The most expensive prices can be found in the month of January. Opting for a April flight can save you 10% on your journey compared to booking in April

When is the cheapest time to fly from Ottawa to Washington (YOW - WAS)?

It’s optimal to fly from Ottawa to Washington at noon. By choosing this option you can save up to 43% on the cost of your flight, compared to a flight in the evening.

Cheap flights from Ottawa to Washington in May, June 2021

The best prices found for YOW to WAS flights for May, June
6 Jun - 11 Jun
C$ 460pp
YOW
Ottawa
Air Canada
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Air Canada
 
1 STOP
YOW
Ottawa
6 Jun - 11 Jun
C$ 515pp
YOW
Ottawa
Multiple Airlines
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Air Canada
 
1 STOP
YOW
Ottawa
6 Jun - 11 Jun
C$ 599pp
YOW
Ottawa
Air Canada
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Air Canada
 
1 STOP
YOW
Ottawa

Ottawa to Washington 2021 flight deals

Cheap flights to Washington from Ottawa found for this year
6 Jul - 24 Jul
C$ 406pp
YOW
Ottawa
Porter Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Porter Airlines
 
1 STOP
YOW
Ottawa
17 Aug - 24 Aug
C$ 428pp
YOW
Ottawa
Porter Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Porter Airlines
 
1 STOP
YOW
Ottawa
17 Aug - 24 Aug
C$ 457pp
YOW
Ottawa
Air Canada
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Air Canada
Direct
YOW
Ottawa

Direct flights to Washington from Ottawa

Save time with Ottawa to Washington direct flight deals
17 Aug - 24 Aug
C$ 457pp
YOW
Ottawa
Air Canada
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Air Canada
Direct
YOW
Ottawa
31 Aug - 1 Sep
C$ 570pp
YOW
Ottawa
United Airlines
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Direct
YOW
Ottawa
28 Sep - 29 Sep
C$ 570pp
YOW
Ottawa
United Airlines
Direct
DCA
Washington Reagan-National
DCA
Washington Reagan-National
United Airlines
Direct
YOW
Ottawa

Last minute flights from Ottawa to Washington

Late deals on round-trip flights to Washington from Ottawa, departing today and this week
14 May - 21 May
C$ 969pp
YOW
Ottawa
Air Canada
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Air Canada
   
2 STOPS
YOW
Ottawa
14 May - 21 May
C$ 1,325pp
YOW
Ottawa
Multiple Airlines
   
2 STOPS
DCA
Washington Reagan-National
DCA
Washington Reagan-National
Multiple Airlines
   
2 STOPS
YOW
Ottawa
14 May - 21 May
C$ 1,510pp
YOW
Ottawa
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Multiple Airlines
   
2 STOPS
YOW
Ottawa

One-way flights to Washington from Ottawa

The cheapest one-way flights from Ottawa to Washington
10:45 a.m. - 12:24 p.m.
United Airlines
Direct
1h 39m
YOW - IAD
United Airlines
C$ 442
United
7:30 a.m. - 12:50 p.m.
Air Canada
1 stop
5h 20m
YOW - IAD
Air Canada
C$ 255
Air Canada
12:10 p.m. - 3:53 p.m.
Air Canada
1 stop
3h 43m
YOW - IAD
Air Canada
C$ 260

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ottawa</span> to <span class="emphasized">Washington</span> flights.

Flight FAQs

From Ottawa to Washington

What airport do you fly from for flights from Ottawa to Washington?

For a flight from Ottawa to Washington, you will be flying from Ottawa. Ottawa (YOW) is just 10.6 km from the centre of the city. Ottawa is the only Ottawa airport and it handles 0 outbound flights to Washington per day. 5 airlines have flights to Washington from Ottawa on a regular basis.

What safety measures are being taken by airlines flying from Ottawa to Washington to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Delta is one of them. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially-distanced seating (for a limited time) will work towards keeping travellers safer while flying from Ottawa to Washington. Policies will vary by airline.

Which airlines flying from Ottawa to Washington have flexible cancellations due to COVID-19?

Porter Airlines, Air Canada, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Ottawa to Washington for under C$ 485 on Cheapflights?

Yes, there are multiple flights from Ottawa to Washington for under C$ 485. The cheapest flight booked recently is on Porter Airlines for just C$ 406, but on average you can expect to pay C$ 518.

Are there direct flights from Ottawa to Washington for under C$ 485 on Cheapflights?

Cheapflights has 4 direct flights from Ottawa to Washington under C$ 485. A good price for a direct flight from Ottawa to Washington is less than C$ 542.

Are there last-minute flights available from Ottawa to Washington for under C$ 970?

There are currently 3+ open flights from Ottawa to Washington within the next 7 days for less than C$ 970.

Is Ottawa weather warmer or cooler than Washington?

You can imagine temperatures to be in the 32 °C range in July. The weather in Washington is generally hotter than Ottawa's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Ottawa to Washington?

For as low as C$ 570, United Airlines can have you in Washington from Ottawa in 1h 36m. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

According to our current data, Porter Airlines (C$ 407), Air Canada (C$ 456), and Delta (C$ 549) offers the cheapest pricing from Ottawa to Washington. You may be able to fly from Ottawa to Washington for 8% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Ottawa to Washington one-way?

The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as C$ 255. Check flights for United Airlines, as they currently have the next best price.

Destination information for Washington

Things to know before you go - useful duration and weather info for your trip from Ottawa to Washington.
Today's exchange rate
C$ 1 = $0.83
Flight duration
1h 35m
Average temperature for May in Washington
25.0 °C
Avg rainfall for May in Washington
103.0 mm

Airports servicing Ottawa

Airports servicing Washington

Reagan National (DCA)

Top 5 airlines flying from Ottawa to Washington

The chart below displays the airlines Cheapflights users travelling from Ottawa to Washington choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Porter Airlines
C$ 204 C$ 331 No cancel fee 52%
Search Porter Airlines flights
Delta
C$ 208 C$ 400 No cancel fee N/A
Search Delta flights
American Airlines
C$ 367 C$ 546 No cancel fee 71%
Search American Airlines flights
United Airlines
C$ 277 C$ 635 No cancel fee 69%
Search United Airlines flights
Air Canada
C$ 333 C$ 664 No cancel fee 67%
Search Air Canada flights
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