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Cheap flights from Baltimore to Ottawa from C$ 192

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 21/3. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YOW
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Baltimore to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Ottawa (YOW). 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 21 February 2025.

Round-trip from

C$ 489

One-way from

C$ 192

Popular in

September

Cheapest in

January

Average price

C$ 530
13/3-17/3
  • 13/3-17/3
  • 4 total stops
  • 61h 37m total
  • Baltimore to Ottawa
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21/3
  • 21/3
  • 1 total stop
  • 12h 09m total
  • Baltimore to Ottawa
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 138 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 21 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 Baltimore to Ottawa

Cheapest flights from Baltimore to Ottawa
Explore the most affordable flight options available from Baltimore to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Thu 13/36:00 a.m.BWI - YOW
3 stops33h 01mMultiple Airlines
Mon 17/34:20 p.m.YOW - BWI
1 stop28h 36mMultiple Airlines
Deal found 20/2C$ 489
Fri 30/51:00 p.m.BWI - YOW
2 stops11h 22mWestJet
Tue 10/67:15 p.m.YOW - BWI
2 stops21h 54mWestJet
Deal found 18/2C$ 1,125
Tue 20/56:30 a.m.BWI - YOW
1 stop10h 36mUnited Airlines
Fri 20/65:15 a.m.YOW - BWI
2 stops8h 42mUnited Airlines
Deal found 19/2C$ 1,284
Thu 19/69:36 a.m.BWI - YOW
2 stops14h 46mDelta
Wed 25/65:55 a.m.YOW - BWI
2 stops9h 57mDelta
Deal found 19/2C$ 1,618

Find flights from Baltimore to Ottawa within your budget

Customize your flight search to find flights from Baltimore to Ottawa 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 21 February 2025.

Fly from

Baltimore

Fly to

Ottawa

Route

Depart

Return

Price

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 13/3

6:00 a.m.-3:01 p.m.

3 stops33h 01m

Ottawa

Mon 17/3

4:20 p.m.-8:56 p.m.

1 stop28h 36m

C$ 489

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Fri 30/5

1:00 p.m.-12:22 a.m.

2 stops11h 22m

Ottawa

Tue 10/6

7:15 p.m.-5:09 p.m.

2 stops21h 54m

C$ 1,125

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Tue 20/5

6:30 a.m.-5:06 p.m.

1 stop10h 36m

Ottawa

Fri 20/6

5:15 a.m.-1:57 p.m.

2 stops8h 42m

C$ 1,284

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 19/6

9:36 a.m.-12:22 a.m.

2 stops14h 46m

Ottawa

Wed 25/6

5:55 a.m.-3:52 p.m.

2 stops9h 57m

C$ 1,618

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Fri 21/3

5:30 a.m.-5:39 p.m.

1 stop12h 09m

C$ 192

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 27/3

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

2 stops18h 09m

C$ 543

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/2

Best time to book a flight from Baltimore to Ottawa

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

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

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

Currently, October is the cheapest month in which you can book a flight from Baltimore to Ottawa (average of C$ 224). Flying from Baltimore to Ottawa in March is currently the most expensive (average of C$ 329). 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.

Rainfall in Ottawa by month

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

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

Temperature in Ottawa by month

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

If weather is an important factor for your trip to Ottawa, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated 21 February 2025.
Read reviews from past customers who have flown Delta, United Airlines and WestJet from Baltimore to Ottawa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Ottawa. 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 Baltimore to Ottawa round-trip?

    Flying on WestJet is currently your cheapest option to Ottawa, with prices starting at C$ 1,125. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at C$ 1,284 and C$ 1,618, respectively.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Baltimore to Ottawa (average of C$ 224). Flying from Baltimore to Ottawa in March is currently the most expensive (average of C$ 329). 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

Travelling to a place near Baltimore?

Book flights to Baltimore if you plan to visit one of these locations
Gatineau
Perth
Smiths Falls
Prescott
Brockville
Wakefield
Lanark

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