HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Maryland

$49+ 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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(Air Canada)

One-way from

$49
(123 Milhas)

Popular in

June

Cheapest in

January

Average price

$343
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. 4% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 20, 2025.

This Air Canada deal was found by Cheapflights users on 2/19. 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.
Wed 3/262:05 pmYOW - IAD
Nonstop1h 53mAir Canada
Wed 3/2610:15 pmIAD - YOW
Nonstop1h 39mAir Canada
Deal found 2/19$250
This Air Canada deal was found by Cheapflights users on 2/19. 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.
Wed 3/266:20 amYOW - DCA
1 stop4h 09mAir Canada
Wed 3/2612:55 pmDCA - YOW
Nonstop1h 40mAir Canada
Deal found 2/19$250
This FlightHub deal was found by Cheapflights users on 2/18. 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.
Wed 3/197:00 amYOW - IAD
1 stop5h 59mPorter Airlines
Wed 3/261:45 pmIAD - YOW
1 stop3h 24mPorter Airlines
Deal found 2/18$261
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 3/263:11 pmYOW - IAD
1 stop5h 01mUnited Airlines
Wed 3/2610:15 pmIAD - YOW
Nonstop1h 39mUnited Airlines
Deal found 2/19$277
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 3/266:00 amYOW - DCA
1 stop4h 31mUnited Airlines
Wed 3/2612:55 pmDCA - YOW
Nonstop1h 40mUnited Airlines
Deal found 2/19$277
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Wed 4/29:25 amYOW - BWI
1 stop11h 00mMultiple Airlines
Tue 4/2211:25 amBWI - YOW
1 stop8h 47mMultiple Airlines
Deal found 2/19$278
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Tue 3/119:25 amYOW - IAD
1 stop7h 29mMultiple Airlines
Wed 3/197:00 amIAD - YOW
1 stop7h 04mMultiple Airlines
Deal found 2/19$315
This Mytrip deal was found by Cheapflights users on 2/20. 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.
Thu 4/104:20 pmYOW - PHL
1 stop29h 41mMultiple Airlines
Mon 4/148:44 pmPHL - YOW
2 stops27h 25mMultiple Airlines
Deal found 2/20$348
This United deal was found by Cheapflights users on 2/19. 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.
Sat 3/810:30 amYOW - DCA
Nonstop1h 50mMultiple Airlines
Sat 3/2212:55 pmDCA - YOW
Nonstop1h 40mMultiple Airlines
Deal found 2/19$427
This Air Canada deal was found by Cheapflights users on 2/20. 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.
Sat 4/1211:00 amYOW - PHL
1 stop3h 47mAir Canada
Mon 4/146:41 amPHL - YOW
1 stop7h 23mAir Canada
Deal found 2/20$452
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 4/125:15 amYOW - PHL
2 stops16h 24mUnited Airlines
Mon 4/146:41 amPHL - YOW
1 stop7h 23mUnited Airlines
Deal found 2/20$549
This FlightHub deal was found by Cheapflights users on 2/20. 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 4/219:35 pmYOW - BWI
2 stops26h 24mWestJet
Thu 4/246:00 amBWI - YOW
2 stops18h 09mWestJet
Deal found 2/20$571

Find flights from Ottawa to Maryland within your budget

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 February 20, 2025.

Fly from

Ottawa

Fly to

Maryland

Route

Depart

Return

Price

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 3/26

2:05 pm-3:58 pm

Nonstop1h 53m

Washington, D.C. Dulles Intl

Wed 3/26

10:15 pm-11:54 pm

Nonstop1h 39m

$250

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 3/26

6:20 am-10:29 am

1 stop4h 09m

Washington, D.C. Reagan-National

Wed 3/26

12:55 pm-2:35 pm

Nonstop1h 40m

$250

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 3/19

7:00 am-12:59 pm

1 stop5h 59m

Washington, D.C. Dulles Intl

Wed 3/26

1:45 pm-5:09 pm

1 stop3h 24m

$261

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 3/26

3:11 pm-8:12 pm

1 stop5h 01m

Washington, D.C. Dulles Intl

Wed 3/26

10:15 pm-11:54 pm

Nonstop1h 39m

$277

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 3/26

6:00 am-10:31 am

1 stop4h 31m

Washington, D.C. Reagan-National

Wed 3/26

12:55 pm-2:35 pm

Nonstop1h 40m

$277

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 4/2

9:25 am-8:25 pm

1 stop11h 00m

Baltimore/Washington

Tue 4/22

11:25 am-8:12 pm

1 stop8h 47m

$278

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Tue 3/11

9:25 am-4:54 pm

1 stop7h 29m

Washington, D.C. Dulles Intl

Wed 3/19

7:00 am-2:04 pm

1 stop7h 04m

$315

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Thu 4/10

4:20 pm-10:01 pm

1 stop29h 41m

Philadelphia

Mon 4/14

8:44 pm-12:09 am

2 stops27h 25m

$348

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sat 3/8

10:30 am-12:20 pm

Nonstop1h 50m

Washington, D.C. Reagan-National

Sat 3/22

12:55 pm-2:35 pm

Nonstop1h 40m

$427

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Sat 4/12

11:00 am-2:47 pm

1 stop3h 47m

Philadelphia

Mon 4/14

6:41 am-2:04 pm

1 stop7h 23m

$452

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

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.

Travel insights for flights from Ottawa to Maryland

Get recent, data-driven insights about flights from Ottawa to Maryland including ideal travel times, pricing trends, and more.

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 February 20, 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 February 20, 2025.
Read through reviews of airlines operating flights from Ottawa to Maryland, such as Delta, Porter Airlines 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.
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Porter Airlines
7.9
Good
276 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet
7.2
Good
2,801 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Canada
7.0
Good
8,748 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 $49 on Air Canada. Other airlines that offer cheap prices include Porter Airlines from $172 and United Airlines from $218 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.
Pearson Intl to Newark flights
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pearson Intl to John F Kennedy Intl flights
Toronto Island to Newark flights
Pearson Intl to LaGuardia flights
Pearson Intl to Fort Lauderdale flights
Pearson Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Miami flights
Pierre Elliott Trudeau Intl to Newark flights
Pearson Intl to Miami flights
Pearson Intl to Los Angeles flights
Pearson Intl to Orlando flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to Orlando flights
Toronto Island to Fort Lauderdale flights
Pearson Intl to Dallas/Fort Worth flights
Pearson Intl to Tampa flights
Pearson Intl to O'Hare Intl flights
Pearson Intl to San Francisco flights
Pearson Intl to Boston flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pearson Intl to Hobby flights
Pearson Intl to Nashville flights
Pearson Intl to Seattle flights
Toronto Island to Orlando flights
Pearson Intl to Atlanta flights
Pearson Intl to George Bush Intcntl flights
Pearson Intl to West Palm Beach flights
Pearson Intl to Sky Harbor Intl flights
Pearson Intl to Dulles Intl flights
Pearson Intl to Reagan-National flights
Pearson Intl to Fort Myers flights
Pearson Intl to Austin flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Pierre Elliott Trudeau Intl to Dallas/Fort Worth flights
Toronto Island to Midway flights
Pearson Intl to Honolulu flights
Toronto Island to Boston flights
Pearson Intl to Denver flights
Pearson Intl to Midway flights
Pearson Intl to San Diego flights
Pierre Elliott Trudeau Intl to Boston flights
Toronto Island to Dulles Intl flights
Pearson Intl to New Orleans flights
Pearson Intl to Charlotte flights
Pearson Intl to Philadelphia flights
Pierre Elliott Trudeau Intl to Dulles Intl 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.