$174+ Cheap flights from Baltimore (BWI) to Ottawa (YOW)
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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YOW
Nov 13 — Nov 201
Round-trip
1 adult, Economy
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Find cheap flights from Baltimore to Ottawa with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Baltimore to Ottawa
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Cheapest flights from Baltimore to OttawaExplore 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 October 14, 2026.
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 October 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:35 am -
1 stop13h 45m
Mon 12/73:15 pm -
2 stops26h 40m
Deal found 10/13![Multiple Airlines logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:35 am -
1 stop13h 45m
Wed 12/93:15 pm -
2 stops17h 25m
Deal found 10/13![Multiple Airlines logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:35 am -
1 stop13h 45m
Tue 12/84:40 pm -
2 stops25h 15m
Deal found 10/13![Multiple Airlines logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:41 pm -
2 stops17h 51m
Mon 11/167:05 am -
1 stop29h 56m
Deal found 10/10![Multiple Airlines logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:56 pm -
1 stop27h 24m
Thu 10/297:05 am -
1 stop29h 56m
Deal found 10/12![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:56 pm -
1 stop9h 38m
Mon 11/169:15 am -
2 stops24h 31m
Deal found 10/11![Multiple Airlines logo]()
$480
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:57 am -
1 stop12h 37m
Fri 12/43:15 pm -
2 stops17h 25m
Deal found 10/13![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:57 am -
1 stop30h 27m
Wed 12/23:15 pm -
2 stops17h 23m
Deal found 10/11![Multiple Airlines logo]()
$496
Best flights from Baltimore to OttawaDiscover carefully curated flight deals from Baltimore to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
Discover carefully curated flight deals from Baltimore to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:35 am -
1 stop13h 45m
Wed 12/98:00 am -
1 stop16h 29m
Deal found 10/13![Multiple Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:10 am -
1 stop7h 59m
Fri 12/46:15 am -
1 stop7h 46m
Deal found 10/12![United Airlines logo]()
$904
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:57 am -
1 stop12h 37m
Fri 12/43:15 pm -
2 stops17h 25m
Deal found 10/13![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:56 pm -
1 stop9h 38m
Sun 11/153:30 pm -
1 stop21h 31m
Deal found 10/10![Multiple Airlines logo]()
$507
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:56 pm -
1 stop27h 24m
Thu 10/297:05 am -
1 stop29h 56m
Deal found 10/9![Multiple Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:34 pm -
1 stop8h 42m
Tue 11/36:15 am -
1 stop15h 27m
Deal found 10/11![United Airlines logo]()
$966
This FlightHub deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:10 am -
1 stop11h 10m
Sun 11/13:30 pm -
1 stop23h 20m
Deal found 10/9![Multiple Airlines logo]()
$730
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:09 am -
1 stop11h 07m
Sat 10/316:15 am -
1 stop12h 46m
Deal found 10/11![United Airlines logo]()
$986
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:10 am -
1 stop7h 59m
Sat 10/316:15 am -
1 stop12h 46m
Deal found 10/11![United Airlines logo]()
$986
This Mytrip deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:12 pm -
2 stops19h 32m
Mon 10/265:35 am -
3 stops18h 59m
Deal found 10/13![Multiple Airlines logo]()
$825
Last-minute flights from Baltimore to OttawaDiscover last-minute flight deals from Baltimore to Ottawa. Data last updated October 14, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Ottawa. Data last updated October 14, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:56 pm -
1 stop27h 24m
Thu 10/297:05 am -
1 stop29h 56m
Deal found 10/12![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:56 pm -
1 stop9h 36m
Tue 11/37:05 am -
2 stops12h 41m
Deal found 10/12![Multiple Airlines logo]()
$504
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/11:56 pm -
1 stop9h 38m
Tue 11/37:05 am -
2 stops12h 41m
Deal found 10/11![Multiple Airlines logo]()
$506
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:41 pm -
2 stops17h 51m
Mon 11/167:05 am -
1 stop29h 56m
Deal found 10/10![Multiple Airlines logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:56 pm -
1 stop9h 38m
Mon 11/169:15 am -
2 stops24h 31m
Deal found 10/11![Multiple Airlines logo]()
$480
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:56 pm -
1 stop9h 38m
Sun 11/153:30 pm -
1 stop21h 31m
Deal found 10/10![Multiple Airlines logo]()
$507
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:57 am -
1 stop30h 27m
Wed 12/23:15 pm -
2 stops17h 23m
Deal found 10/11![Multiple Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:57 am -
1 stop12h 37m
Fri 12/43:15 pm -
2 stops17h 25m
Deal found 10/13![Multiple Airlines logo]()
$489
One-way flights from Baltimore to OttawaSearch for one-way flight options from Baltimore to Ottawa. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
Search for one-way flight options from Baltimore to Ottawa. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/51:54 pm -
2 stops24h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:54 pm -
3 stops34h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/151:54 pm -
2 stops24h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/136:25 am -
1 stop10h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/161:54 pm -
2 stops34h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:27 am -
2 stops32h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:41 pm -
2 stops17h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$200
Find 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 October 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $403 (Kiwi.com) |
One-way from | $174 (Kiwi.com) |
Popular in | December |
Cheapest in | March |
Average price | $439 |
Cheapflights Fare Finder
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 7,457,451 searches. Data last updated October 14, 2026.
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
Cheapest round-trip
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Wed 1/13
6:25 am-4:44 pm
1 stop10h 19m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$191
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Wed 12/2
6:27 am-2:32 pm
2 stops32h 05m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$199
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Wed 11/25
6:57 pm-10:02 pm
2 stops27h 05m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$250
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Thu 11/5
1:56 pm-5:24 pm
1 stop27h 28m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$251
Quickest round-trip
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Sat 12/5
4:22 pm-12:09 am
1 stop7h 47m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$254
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Fri 11/13
1:56 pm-11:34 pm
1 stop9h 38m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$256
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Fri 12/4
6:50 pm-12:41 am
3 stops29h 51m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$259
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Thu 12/3
4:22 pm-12:09 am
1 stop7h 47m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$265
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Fri 11/27
6:57 pm-12:37 am
2 stops29h 40m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$276
BaltimoreOttawa
BWI Baltimore/Washington - YOW Ottawa
BWIYOW
Baltimore/Washington
Wed 12/2
9:35 am-11:20 pm
1 stop13h 45m
Ottawa
Wed 12/9
8:00 am-12:29 am
1 stop16h 29m
$464
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Baltimore to Ottawa
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Ottawa in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Baltimore-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Ottawa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Baltimore-Ottawa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
BWI-YOW
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.
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.
Traveling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsGatineau
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