This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
9 Dec — 16 Dec1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheap flight deals from Ottawa to Maryland
Enter your travel dates to find the best prices.
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Best
Last-minute
One-way
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 9 November 2026.
Mon 9/117:05 a.m. -
1 stop29h 56m
Wed 11/111:56 p.m. -
1 stop27h 28m
Deal found 4/11C$ 603
Fri 4/123:15 p.m. -
2 stops17h 27m
Fri 11/129:43 a.m. -
1 stop14h 02m
Deal found 6/11C$ 715
Sun 15/113:30 p.m. -
1 stop21h 31m
Wed 18/111:56 p.m. -
1 stop9h 23m
Deal found 9/11C$ 720
Wed 25/113:05 p.m. -
1 stop20h 38m
Fri 27/116:04 p.m. -
1 stop23h 18m
Deal found 4/11C$ 729
Sat 5/1210:15 a.m. -
3 stops22h 27m
Sat 12/126:41 p.m. -
2 stops19h 51m
Deal found 6/11C$ 732
Wed 25/115:30 a.m. -
2 stops30h 13m
Mon 30/116:57 p.m. -
1 stop29h 12m
Deal found 7/11C$ 740
Sat 21/119:15 a.m. -
1 stop7h 54m
Tue 24/118:09 p.m. -
2 stops27h 10m
Deal found 4/11C$ 742
Mon 9/117:05 a.m. -
1 stop29h 56m
Mon 16/111:56 p.m. -
1 stop27h 28m
Deal found 8/11C$ 761
Best flights from Ottawa to Maryland
Discover carefully curated flight deals from Ottawa to Maryland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.
Sat 21/119:15 a.m. -
1 stop7h 54m
Sun 22/116:04 p.m. -
1 stop23h 18m
Deal found 4/11C$ 791
Thu 17/124:42 p.m. -
1 stop8h 06m
Thu 24/129:52 a.m. -
1 stop11h 31m
Deal found 7/11C$ 953
Thu 3/128:00 a.m. -
1 stop10h 17m
Sun 6/127:12 p.m. -
1 stop21h 33m
Deal found 8/11C$ 819
Tue 8/126:15 a.m. -
1 stop15h 23m
Wed 9/1210:40 a.m. -
1 stop10h 36m
Deal found 4/11C$ 965
Sat 21/119:15 a.m. -
1 stop7h 54m
Mon 23/118:09 p.m. -
1 stop20h 36m
Deal found 4/11C$ 913
Thu 24/126:15 a.m. -
1 stop9h 05m
Sun 3/112:05 p.m. -
1 stop9h 18m
Deal found 4/11C$ 993
Sat 21/117:05 a.m. -
2 stops33h 01m
Tue 24/118:09 p.m. -
2 stops27h 10m
Deal found 4/11C$ 913
Thu 24/124:30 p.m. -
1 stop16h 26m
Sun 27/124:26 p.m. -
2 stops31h 41m
Deal found 5/11C$ 1,041
Thu 17/128:00 a.m. -
3 stops16h 36m
Thu 24/1210:56 a.m. -
3 stops21h 15m
Deal found 7/11C$ 1,045
Last-minute flights from Ottawa to Maryland
Discover last-minute flight deals from Ottawa to Maryland. Data last updated 9 November 2026 and is based on user searches.
Mon 9/117:05 a.m. -
1 stop29h 56m
Wed 11/111:56 p.m. -
1 stop27h 28m
Deal found 4/11C$ 603
Mon 9/117:05 a.m. -
1 stop29h 56m
Mon 16/111:56 p.m. -
1 stop27h 28m
Deal found 8/11C$ 761
Sun 15/113:30 p.m. -
1 stop21h 31m
Wed 18/111:56 p.m. -
1 stop9h 23m
Deal found 9/11C$ 720
Sat 21/119:15 a.m. -
1 stop7h 54m
Tue 24/118:09 p.m. -
2 stops27h 10m
Deal found 4/11C$ 742
Wed 25/113:05 p.m. -
1 stop20h 38m
Fri 27/116:04 p.m. -
1 stop23h 18m
Deal found 4/11C$ 729
Wed 25/115:30 a.m. -
2 stops30h 13m
Mon 30/116:57 p.m. -
1 stop29h 12m
Deal found 7/11C$ 740
Fri 4/123:15 p.m. -
2 stops17h 27m
Fri 11/129:43 a.m. -
1 stop14h 02m
Deal found 6/11C$ 715
Sat 5/1210:15 a.m. -
3 stops22h 27m
Sat 12/126:41 p.m. -
2 stops19h 51m
Deal found 6/11C$ 732
One-way flights from Ottawa to Maryland
Search for one-way flight options from Ottawa to Maryland. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.
Wed 9/123:05 p.m. -
1 stop22h 00m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 8/11C$ 263
Tue 8/124:40 p.m. -
2 stops25h 06m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 8/11C$ 273
Tue 15/124:40 p.m. -
2 stops25h 06m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 8/11C$ 274
Tue 26/17:05 a.m. -
1 stop28h 38m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 8/11C$ 277
Wed 27/15:30 a.m. -
2 stops30h 13m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 9/11C$ 288
Mon 25/15:30 a.m. -
3 stops43h 04m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 9/11C$ 291
Tue 1/124:40 p.m. -
2 stops25h 07m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 8/11C$ 292
Sun 6/1212:50 p.m. -
3 stops44h 17m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 8/11C$ 295
Fri 11/125:30 a.m. -
3 stops36h 16m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 8/11C$ 301
Wed 18/115:30 a.m. -
2 stops31h 31m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 4/11C$ 304
Find flight deals from Ottawa to Maryland
Keep the following information in mind while searching for Ottawa to Maryland flight deals. Data was last updated 9 November 2026.
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 7,457,451 searches. Data last updated 9 November 2026.
Use the filters below to find and compare flights from Ottawa to Maryland that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Fri 11/12
5:30 a.m.-5:46 p.m.
3 stops36h 16m
Baltimore/Washington
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 291
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Mon 25/1
5:30 a.m.-12:34 a.m.
3 stops43h 04m
Baltimore/Washington
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 291
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Fri 29/1
10:35 a.m.-6:56 a.m.
2 stops20h 21m
Baltimore/Washington
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 377
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Wed 18/11
5:30 a.m.-12:33 a.m.
3 stops19h 03m
Baltimore/Washington
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 379
Quickest round-trip
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Sat 30/1
12:40 p.m.-6:56 a.m.
3 stops18h 16m
Baltimore/Washington
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 404
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Fri 5/2
7:05 a.m.-11:43 a.m.
1 stop28h 38m
Baltimore/Washington
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 417
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Sun 15/11
3:30 p.m.-7:46 p.m.
2 stops28h 16m
Baltimore/Washington
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 479
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Sat 19/12
10:25 a.m.-12:24 p.m.
3 stops49h 59m
Baltimore/Washington
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 490
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Sat 21/11
9:15 a.m.-5:09 p.m.
1 stop7h 54m
Baltimore/Washington
Sun 22/11
6:04 p.m.-5:22 p.m.
1 stop23h 18m
C$ 791
OttawaBaltimore
YOW Ottawa - BWI Baltimore/Washington
YOWBWI
Ottawa
Thu 3/12
8:00 a.m.-6:17 p.m.
1 stop10h 17m
Baltimore/Washington
Sun 6/12
7:12 p.m.-4:45 p.m.
1 stop21h 33m
C$ 819
Flights are sorted by cheapest round-trip flights first.
Deals found on 8/11
Showing 1-10 of 17 resultsSorted by cheapest first
1
2
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.
YOW-BWI
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.
Cheapflights Insights
Everything you need to know about your flight from Ottawa to Maryland
YOW-USMD
YOW-BWI
No data available for this route at this time. Please check back soon.
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?
For a flight from Ottawa to Maryland, you will be flying from Ottawa. Ottawa (YOW) is just 10.6 km from the centre of the city.
What are the most popular routes from Ottawa to Maryland?
The most popular route from Ottawa to Maryland is Ottawa - Washington, D.C. Dulles Intl. You may also consider Ottawa - Washington, D.C. Reagan-National or Ottawa - Baltimore/Washington.
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.
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 Maryland?
Cheapflights makes it easy to find Ottawa to Maryland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Ottawa to Maryland?
Cheapflights simply makes it quick and affordable to book flights from Ottawa to Maryland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Ottawa to Maryland with no change fees?
Yes! Cheapflights helps users easily find flights from Ottawa to Maryland with no change fees.
Can Cheapflights notify me if prices for flights from Ottawa to Maryland become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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