Find flights
When to book
FAQs

Cheap flights from Baltimore to Ottawa from C$ 247

BWI — YOW
7 Oct — 14 Oct1
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 1/1212:40 p.m. -
1 stop28h 04m
Mon 7/127:05 a.m. -
1 stop28h 32m
Deal found 4/9C$ 563
Fri 25/99:25 p.m. -
2 stops17h 42m
Mon 28/94:15 p.m. -
1 stop16h 16m
Deal found 3/9C$ 585
Sat 12/91:55 p.m. -
2 stops30h 05m
Mon 14/97:00 a.m. -
1 stop30h 00m
Deal found 4/9C$ 621
Sat 26/96:00 a.m. -
2 stops9h 44m
Sat 3/107:00 a.m. -
1 stop7h 11m
Deal found 6/9C$ 657
Fri 16/109:52 p.m. -
1 stop16h 38m
Mon 19/108:15 p.m. -
2 stops20h 32m
Deal found 3/9C$ 686
Fri 11/99:25 p.m. -
2 stops17h 42m
Mon 14/97:00 a.m. -
1 stop30h 00m
Deal found 4/9C$ 739
Thu 1/109:32 p.m. -
1 stop16h 58m
Thu 8/102:10 p.m. -
2 stops34h 24m
Deal found 3/9C$ 750
Thu 22/109:52 p.m. -
1 stop16h 38m
Thu 29/108:00 a.m. -
1 stop9h 33m
Deal found 6/9C$ 759

Find flight deals from Baltimore to Ottawa

Round-trip from

C$ 563

One-way from

C$ 247

Popular in

December

Cheapest in

September

Average price

C$ 549
1/12-7/12
  • 1/12-7/12
  • 2 total stops
  • 56h 36m total
  • Baltimore to Ottawa
Search Deals
10/11-31/12
  • 10/11-31/12
  • 3 total stops
  • 44h 46m total
  • Baltimore to Ottawa
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

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

Tue 10/11

9:12 p.m.-5:58 p.m.

3 stops44h 46m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 247

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Fri 25/9

1:55 p.m.-3:07 p.m.

1 stop25h 12m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 264

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Thu 3/12

7:29 p.m.-2:45 p.m.

2 stops19h 16m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 272

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Tue 24/11

10:57 a.m.-10:15 p.m.

2 stops35h 18m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 300

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Sat 10/10

3:08 p.m.-5:35 p.m.

3 stops26h 27m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 323

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Fri 16/10

6:24 a.m.-12:20 a.m.

3 stops17h 56m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 325

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Sun 15/11

9:12 p.m.-3:14 p.m.

3 stops42h 02m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 362

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Fri 25/9

9:25 p.m.-3:07 p.m.

2 stops17h 42m

Ottawa

Mon 28/9

4:15 p.m.-8:31 a.m.

1 stop16h 16m

C$ 585

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Sat 26/9

6:00 a.m.-3:44 p.m.

2 stops9h 44m

Ottawa

Sat 3/10

7:00 a.m.-2:11 p.m.

1 stop7h 11m

C$ 657

BaltimoreOttawa

BWI Baltimore/Washington - YOW Ottawa

BWIYOW

Baltimore/Washington

Thu 22/10

9:52 p.m.-2:30 p.m.

1 stop16h 38m

Ottawa

Thu 29/10

8:00 a.m.-5:33 p.m.

1 stop9h 33m

C$ 759

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 16 resultsSorted by cheapest first
1
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

Related info for your journey

  • How long is the flight from Baltimore to Ottawa?

    For as low as C$ 1,220, United Airlines can have you in Ottawa from Baltimore in 9h 40m. There are 687 km between Baltimore and Ottawa.

  • 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.

See more FAQs

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

Fly with Cheapflights

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

Cheapflights helps you search for flights from Baltimore to Ottawa 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 Baltimore to Ottawa?

Cheapflights helps you find that perfect flight to Ottawa from Baltimore 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 Baltimore to Ottawa with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Baltimore to Ottawa, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Baltimore to Ottawa and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.