HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Maryland

$157+ Cheap flights from Ottawa (YOW) to Maryland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ottawa to Maryland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ottawa to Maryland

Keep the following information in mind while searching for Ottawa to Maryland flight deals. Data was last updated April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$282
(Mytrip)

One-way from

$157
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$328
Provider with most accurate pricing for Ottawa-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ottawa-Washington, D.C. (WAS) flights.
Search Deals
From Ottawa to Maryland
Search Deals
One-way flight from Ottawa to Maryland
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Ottawa to Maryland

Cheapest flights from Ottawa to Maryland
Explore the most affordable flight options available from Ottawa to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/109:35 amYOW - IAD
1 stop5h 31mPorter Airlines
Sat 5/244:20 pmIAD - YOW
1 stop3h 33mPorter Airlines
Deal found 4/17$282
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/85:55 amYOW - IAD
1 stop9h 11mMultiple Airlines
Sun 5/114:20 pmIAD - YOW
1 stop8h 02mMultiple Airlines
Deal found 4/17$286
This Air Canada deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/206:00 amYOW - DCA
1 stop4h 19mAir Canada
Tue 5/2012:55 pmDCA - YOW
Nonstop1h 32mAir Canada
Deal found 4/17$292
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/202:45 pmYOW - IAD
Nonstop1h 44mUnited Airlines
Tue 5/2010:19 pmIAD - YOW
2 stops14h 50mUnited Airlines
Deal found 4/17$304
This Air Canada deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/57:29 pmYOW - IAD
Nonstop1h 44mAir Canada
Wed 5/78:17 amIAD - YOW
Nonstop1h 41mAir Canada
Deal found 4/17$306
This Mytrip deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/63:50 pmYOW - BWI
1 stop22h 43mMultiple Airlines
Thu 5/87:57 pmBWI - YOW
1 stop21h 18mMultiple Airlines
Deal found 4/17$326
This United deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/810:25 amYOW - DCA
Nonstop1h 36mMultiple Airlines
Sun 5/1112:55 pmDCA - YOW
Nonstop1h 32mMultiple Airlines
Deal found 4/17$347
This FlightHub deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/25:55 amYOW - DCA
2 stops16h 54mWestJet
Fri 6/66:00 amDCA - YOW
2 stops18h 22mWestJet
Deal found 4/17$415
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/255:55 amYOW - PHL
2 stops27h 16mMultiple Airlines
Sun 4/276:00 amPHL - YOW
1 stop11h 27mMultiple Airlines
Deal found 4/17$488
This Kissandfly.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/104:25 pmYOW - DCA
2 stops17h 03mPorter Airlines
Sat 5/246:59 amDCA - YOW
1 stop6h 10mPorter Airlines
Deal found 4/17$540
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/255:15 amYOW - PHL
2 stops12h 16mUnited Airlines
Fri 6/2710:40 amPHL - YOW
1 stop3h 33mUnited Airlines
Deal found 4/17$595
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:30 amYOW - DCA
2 stops11h 25mUnited Airlines
Thu 5/86:59 amDCA - YOW
1 stop6h 10mUnited Airlines
Deal found 4/17$597

Cheapflights Fare Finder

Customize your flight search to find flights from Ottawa to Maryland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Ottawa to Maryland that are best for you.

Fly from

Ottawa

Fly to

Maryland

Route

Depart

Return

Price

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 5/10

9:35 am-3:06 pm

1 stop5h 31m

Washington, D.C. Dulles Intl

Sat 5/24

4:20 pm-7:53 pm

1 stop3h 33m

$282

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 5/8

5:55 am-3:06 pm

1 stop9h 11m

Washington, D.C. Dulles Intl

Sun 5/11

4:20 pm-12:22 am

1 stop8h 02m

$286

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Tue 5/20

6:00 am-10:19 am

1 stop4h 19m

Washington, D.C. Reagan-National

Tue 5/20

12:55 pm-2:27 pm

Nonstop1h 32m

$292

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Tue 5/20

2:45 pm-4:29 pm

Nonstop1h 44m

Washington, D.C. Dulles Intl

Tue 5/20

10:19 pm-1:09 pm

2 stops14h 50m

$304

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Mon 5/5

7:29 pm-9:13 pm

Nonstop1h 44m

Washington, D.C. Dulles Intl

Wed 5/7

8:17 am-9:58 am

Nonstop1h 41m

$306

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Tue 5/6

3:50 pm-2:33 pm

1 stop22h 43m

Baltimore/Washington

Thu 5/8

7:57 pm-5:15 pm

1 stop21h 18m

$326

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 5/8

10:25 am-12:01 pm

Nonstop1h 36m

Washington, D.C. Reagan-National

Sun 5/11

12:55 pm-2:27 pm

Nonstop1h 32m

$347

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Mon 6/2

5:55 am-10:49 pm

2 stops16h 54m

Washington, D.C. Reagan-National

Fri 6/6

6:00 am-12:22 am

2 stops18h 22m

$415

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 5/21

5:55 am-4:23 pm

2 stops10h 28m

Baltimore/Washington

Thu 6/5

6:00 am-12:22 am

2 stops18h 22m

$426

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sun 5/25

4:25 pm-1:09 am

1 stop8h 44m

Philadelphia

Fri 6/27

7:45 am-5:15 pm

1 stop9h 30m

$513

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 32 results
1
2
3
4

Best time to book a flight from Ottawa to Maryland

Have a flexible travel schedule? Discover the best time to fly to Maryland from Ottawa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Maryland

What is the cheapest month to book a flight from Ottawa to Maryland?

Currently, August is the cheapest month in which you can book a flight from Ottawa to Maryland (average of $241). Flying from Ottawa to Maryland in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YOW to MD?

Find hourly flight availability from Ottawa to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ottawa to Maryland as you normally would.

Rainfall in Maryland by month

Plan your trip to Maryland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Maryland ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Maryland when rainfall is around 2.9 in.

Temperature in Maryland by month

Plan your trip to Maryland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Maryland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Maryland

Get insights into the airlines that provide service to Maryland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Maryland. Reviews last updated April 17, 2025.
Read through reviews of airlines operating flights from Ottawa to Maryland, such as Porter Airlines, Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
281 reviews

Boarding

8.2

Comfort

8.0

Crew

8.7

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Porter Airlines
8.0
Very good
281 reviews
Porter Airlines
8.0
Very good
281 reviews

Boarding

8.2

Comfort

8.0

Crew

8.7

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Delta
8.0
Very good
7,916 reviews
Porter Airlines
8.0
Very good
281 reviews

Boarding

8.2

Comfort

8.0

Crew

8.7

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
United Airlines
7.4
Good
8,667 reviews
Porter Airlines
8.0
Very good
281 reviews

Boarding

8.2

Comfort

8.0

Crew

8.7

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
WestJet
7.2
Good
2,809 reviews
Porter Airlines
8.0
Very good
281 reviews

Boarding

8.2

Comfort

8.0

Crew

8.7

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Air Canada
7.0
Good
9,143 reviews
Porter Airlines
8.0
Very good
281 reviews

Boarding

8.2

Comfort

8.0

Crew

8.7

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Maryland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ottawa to Maryland?

    Ottawa (YOW) is the airport you will fly out of if you book a flight from Ottawa to Maryland. It is only a 6.6 mi journey to Ottawa (YOW) from Ottawa’s city center.

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

    One-way options have recently been found by users for as low as $157 on Porter Airlines. Other airlines that offer cheap prices include Air Canada from $170 and United Airlines from $199 one-way.

  • What are the most popular routes from Ottawa to Maryland?

    Most travelers choose Ottawa - Washington, D.C. Dulles Intl, Ottawa - Washington, D.C. Reagan-National or Ottawa - Baltimore/Washington when deciding on the best route from Ottawa to Maryland.

  • Can I find deals for flights from Ottawa to Maryland that include hotel bookings?

    Yes. In addition to deals on Ottawa to Maryland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Maryland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Maryland.

  • Can I find deals for business class flights from Ottawa to Maryland?

    Yes. Cheapflights offers flight deals from Ottawa to Maryland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to Maryland?

    Currently, August is the cheapest month in which you can book a flight from Ottawa to Maryland (average of $241). Flying from Ottawa to Maryland in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ottawa to Maryland

See prices for flight routes from nearby airports that may be better suited for you.
Toronto Island to Newark flights
Pearson Intl to Newark flights
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pearson Intl to Las Vegas flights
Pearson Intl to Fort Lauderdale flights
Pearson Intl to John F Kennedy Intl flights
Pearson Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to Newark flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pearson Intl to Los Angeles flights
Pearson Intl to San Francisco flights
Pearson Intl to Miami flights
Pearson Intl to Orlando flights
Pearson Intl to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to Miami flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Pearson Intl to Reagan-National flights
Pearson Intl to Seattle flights
Pearson Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pearson Intl to O'Hare Intl flights
Pearson Intl to Hobby flights
Toronto Island to Fort Lauderdale flights
Pearson Intl to Sky Harbor Intl flights
Pearson Intl to Nashville flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pearson Intl to Atlanta flights
Pearson Intl to Boston flights
Pearson Intl to Tampa flights
Pierre Elliott Trudeau Intl to Orlando flights
Pearson Intl to George Bush Intcntl flights
Toronto Island to Orlando flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Toronto Island to Boston flights
Ottawa to Newark flights
Pierre Elliott Trudeau Intl to San Francisco flights
Pearson Intl to Midway flights
Pearson Intl to Denver flights
Toronto Island to Midway flights
Toronto Island to Dulles Intl flights
Pearson Intl to Philadelphia flights
Pearson Intl to Austin flights
Pearson Intl to Minneapolis flights
Pearson Intl to Baltimore flights
Pierre Elliott Trudeau Intl to Boston flights
Pearson Intl to San Diego flights
Pearson Intl to Raleigh flights
Pierre Elliott Trudeau Intl to Seattle flights
Pearson Intl to Ontario flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.