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Cheap flights from Baltimore to Ottawa from C$ 174

BWI — YOW
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Baltimore to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Baltimore to Ottawa

Tue 8/127:12 p.m. -
1 stop21h 33m
Tue 15/123:15 p.m. -
2 stops17h 52m
Deal found 24/10C$ 486
Wed 4/111:56 p.m. -
1 stop27h 28m
Tue 10/115:30 a.m. -
2 stops31h 31m
Deal found 22/10C$ 498
Wed 18/111:56 p.m. -
1 stop9h 23m
Tue 24/117:00 a.m. -
2 stops12h 14m
Deal found 27/10C$ 533
Thu 5/111:56 p.m. -
1 stop27h 28m
Tue 10/115:30 a.m. -
2 stops31h 31m
Deal found 22/10C$ 545
Mon 7/126:41 p.m. -
2 stops19h 51m
Mon 14/128:00 a.m. -
1 stop16h 29m
Deal found 23/10C$ 551
Tue 24/118:09 p.m. -
2 stops27h 10m
Tue 1/128:00 a.m. -
1 stop28h 50m
Deal found 26/10C$ 552
Wed 4/111:56 p.m. -
1 stop27h 28m
Mon 9/117:05 a.m. -
1 stop29h 56m
Deal found 23/10C$ 559

Find flight deals from Baltimore to Ottawa

Round-trip from

C$ 486

One-way from

C$ 174

Popular in

December

Cheapest in

March

Average price

C$ 639
8/12-15/12
  • 8/12-15/12
  • 3 total stops
  • 39h 25m total
  • Baltimore to Ottawa
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9/12-31/12
  • 9/12-31/12
  • 1 total stop
  • 13h 18m total
  • Baltimore to Ottawa
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 78 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 23 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Baltimore to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Wed 13/1

6:43 p.m.-4:44 p.m.

1 stop22h 01m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 227

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Fri 11/12

2:00 p.m.-2:32 p.m.

2 stops24h 32m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 248
Quickest round-trip

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Thu 10/12

6:27 a.m.-4:45 p.m.

1 stop10h 18m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 294

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Tue 17/11

10:41 a.m.-1:12 p.m.

3 stops26h 31m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 294

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Wed 9/12

8:41 p.m.-4:45 p.m.

2 stops20h 04m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 315

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Mon 16/11

10:00 a.m.-11:40 p.m.

3 stops37h 40m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 338

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Tue 24/11

8:09 p.m.-11:19 p.m.

2 stops27h 10m

Ottawa

Tue 1/12

8:00 a.m.-12:50 p.m.

1 stop28h 50m

C$ 552

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Mon 7/12

6:41 p.m.-2:32 p.m.

2 stops19h 51m

Ottawa

Mon 14/12

10:15 a.m.-9:07 a.m.

3 stops22h 52m

C$ 590

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Thu 3/12

6:10 a.m.-9:16 p.m.

1 stop15h 06m

Ottawa

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 593

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Tue 1/12

6:27 a.m.-5:56 p.m.

2 stops11h 29m

Ottawa

Thu 3/12

7:00 a.m.-6:17 p.m.

2 stops11h 17m

C$ 785

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

Showing 1-10 of 19 resultsSorted by cheapest first
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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

Related info for your journey

  • 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.

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Prescott
Brockville
Wakefield
Pembroke
Smiths Falls

Browse thousands of different options on Cheapflights for your next trip

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