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Cheap flights from Ottawa to Baltimore from C$ 254

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
27 Feb — 6 Mar1
1 adult

Cheap flight deals from Ottawa to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 February 2025.

Round-trip from

C$ 440

One-way from

C$ 254

Popular in

November

Cheapest in

August

Average price

C$ 1,161
21/3-24/3
  • 21/3-24/3
  • 4 total stops
  • 29h 22m total
  • Ottawa to Baltimore
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15/4
  • 15/4
  • 2 total stops
  • 12h 06m total
  • Ottawa to Baltimore
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 175 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 85 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Ottawa to Baltimore

Cheapest flights from Ottawa to Baltimore
Explore the most affordable flight options available from Ottawa to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.

Fri 21/39:40 a.m.YOW - BWI
2 stops14h 18mMultiple Airlines
Mon 24/35:30 a.m.BWI - YOW
2 stops15h 04mMultiple Airlines
Deal found 21/2C$ 440
Mon 21/49:35 p.m.YOW - BWI
2 stops26h 24mWestJet
Thu 24/46:00 a.m.BWI - YOW
2 stops18h 09mWestJet
Deal found 20/2C$ 811
Fri 11/45:25 p.m.YOW - BWI
1 stop20h 53mUnited Airlines
Tue 15/45:07 p.m.BWI - YOW
2 stops23h 36mUnited Airlines
Deal found 21/2C$ 964
Fri 28/25:55 a.m.YOW - BWI
2 stops10h 55mDelta
Mon 3/312:26 p.m.BWI - YOW
2 stops11h 43mDelta
Deal found 20/2C$ 1,245

Find flights from Ottawa to Baltimore within your budget

Customize your flight search to find flights from Ottawa to Baltimore 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 629,999 searches. Data last updated 22 February 2025.

Fly from

Ottawa

Fly to

Baltimore

Route

Depart

Return

Price

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 21/3

9:40 a.m.-11:58 p.m.

2 stops14h 18m

Baltimore/Washington

Mon 24/3

5:30 a.m.-8:34 p.m.

2 stops15h 04m

C$ 440

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Mon 21/4

9:35 p.m.-11:59 p.m.

2 stops26h 24m

Baltimore/Washington

Thu 24/4

6:00 a.m.-12:09 a.m.

2 stops18h 09m

C$ 811

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 11/4

5:25 p.m.-2:18 p.m.

1 stop20h 53m

Baltimore/Washington

Tue 15/4

5:07 p.m.-4:43 p.m.

2 stops23h 36m

C$ 964

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 28/2

5:55 a.m.-4:50 p.m.

2 stops10h 55m

Baltimore/Washington

Mon 3/3

12:26 p.m.-12:09 a.m.

2 stops11h 43m

C$ 1,245

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Tue 15/4

5:55 a.m.-6:01 p.m.

2 stops12h 06m

C$ 254

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 26/3

5:55 a.m.-4:55 p.m.

2 stops11h 00m

C$ 410

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 26/3

6:25 a.m.-4:43 p.m.

1 stop10h 18m

C$ 559

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/2

Best time to book a flight from Ottawa to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore 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 Baltimore

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

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

Currently, February is the cheapest month in which you can book a flight from Ottawa to Baltimore (average of C$ 327). Flying from Ottawa to Baltimore in March is currently the most expensive (average of C$ 421). 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 BWI?

Find hourly flight availability from Ottawa to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 February 2025.

One of the essential ways to save on airfare from Ottawa to Baltimore is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 44% on airfare.

Rainfall in Baltimore by month

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

In terms of precipitation, rainfall in Baltimore ranges from 74.0 - 104.0 mm per month. July is typically the wettest month, when rainfall can reach 104.0 mm. February is typically the driest time to visit Baltimore when rainfall is around 74.0 mm.

Temperature in Baltimore by month

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

If weather is an important factor for your trip to Baltimore, 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated 22 February 2025.
Delta
8.0
Very good
8,213 reviews
Check prices

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

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
8,213 reviews
Delta
8.0
Very good
8,213 reviews
Check prices

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

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
8,759 reviews
Delta
8.0
Very good
8,213 reviews
Check prices

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

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
2,800 reviews
Delta
8.0
Very good
8,213 reviews
Check prices

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

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 Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Cheapflights users have booked flights from Ottawa to Baltimore round-trip from C$ 811. Other airlines that can offer you cheap pricing are United Airlines, from C$ 964, and Delta, from C$ 1,245.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa to Baltimore 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 Baltimore?

    Currently, February is the cheapest month in which you can book a flight from Ottawa to Baltimore (average of C$ 327). Flying from Ottawa to Baltimore in March is currently the most expensive (average of C$ 421). 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

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Alternative routes for Ottawa to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ottawa to Baltimore

Discover the top 2 airlines that operate flights from Ottawa to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 22 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 387AverageC$ 881FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 466AverageC$ 1,272FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to Baltimore?

Cheapflights helps you search for flights from Ottawa to Baltimore via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Baltimore?

Cheapflights helps you find that perfect flight to Baltimore from Ottawa by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ottawa to Baltimore with no change fees?

Need flexible booking options for your flight to Baltimore from Ottawa? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ottawa to Baltimore become cheaper?

Yes! Start tracking prices for Ottawa to Baltimore flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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