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Cheap flights from Ottawa to Missouri from C$ 361

YOW — STL
24 Oct — 31 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Missouri

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Missouri

Fri 23/104:00 p.m. -
3 stops27h 57m
Sat 31/107:59 p.m. -
3 stops28h 02m
Deal found 22/9C$ 790
Fri 6/115:40 p.m. -
3 stops27h 07m
Tue 10/118:43 p.m. -
3 stops26h 18m
Deal found 21/9C$ 819
Thu 15/106:05 a.m. -
1 stop10h 55m
Mon 19/101:29 p.m. -
1 stop7h 06m
Deal found 22/9C$ 828
Thu 15/103:10 p.m. -
1 stop6h 59m
Sun 18/109:04 a.m. -
1 stop11h 31m
Deal found 21/9C$ 831
Thu 15/102:50 p.m. -
1 stop4h 51m
Mon 19/102:40 p.m. -
1 stop5h 40m
Deal found 19/9C$ 841
Fri 23/106:00 a.m. -
1 stop14h 46m
Mon 26/1011:33 a.m. -
1 stop6h 54m
Deal found 19/9C$ 843
Sat 7/112:00 p.m. -
1 stop6h 55m
Tue 10/1111:27 a.m. -
2 stops9h 29m
Deal found 20/9C$ 844
Fri 16/102:50 p.m. -
1 stop4h 51m
Mon 26/104:05 p.m. -
1 stop6h 50m
Deal found 19/9C$ 851
Sat 7/112:00 p.m. -
1 stop6h 55m
Sat 14/117:36 a.m. -
1 stop12h 40m
Deal found 23/9C$ 851
Fri 6/118:00 a.m. -
2 stops12h 47m
Mon 9/119:46 a.m. -
1 stop30h 34m
Deal found 20/9C$ 854
Fri 23/1010:00 a.m. -
2 stops12h 21m
Sat 31/108:30 a.m. -
2 stops12h 26m
Deal found 22/9C$ 868
Fri 6/116:15 a.m. -
1 stop16h 36m
Fri 13/116:45 p.m. -
2 stops17h 26m
Deal found 21/9C$ 889

Find flight deals from Ottawa to Missouri

Round-trip from

C$ 790

One-way from

C$ 361
23/10-31/10
  • 23/10-31/10
  • 6 total stops
  • 55h 59m total
  • Ottawa to Missouri
Search Deals
8/11-31/12
  • 8/11-31/12
  • 1 total stop
  • 26h 51m total
  • Ottawa to Missouri
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaKansas City

YOW Ottawa - MCI Kansas City

YOWMCI

Ottawa

Fri 30/10

5:35 a.m.-7:47 p.m.

3 stops39h 12m

Kansas City

Wed 31/12

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

Nonstop0h 00m

C$ 366

OttawaSt. Louis

YOW Ottawa - STL Lambert-St Louis

YOWSTL

Ottawa

Fri 6/11

5:40 p.m.-7:14 p.m.

3 stops26h 34m

Lambert-St Louis

Wed 31/12

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

Nonstop0h 00m

C$ 407

OttawaSt. Louis

YOW Ottawa - STL Lambert-St Louis

YOWSTL

Ottawa

Fri 6/11

6:00 a.m.-4:17 p.m.

1 stop11h 17m

Lambert-St Louis

Wed 31/12

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

Nonstop0h 00m

C$ 456

OttawaKansas City

YOW Ottawa - MCI Kansas City

YOWMCI

Ottawa

Fri 30/10

9:45 a.m.-11:52 p.m.

2 stops15h 07m

Kansas City

Wed 31/12

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

Nonstop0h 00m

C$ 456

OttawaKansas City

YOW Ottawa - MCI Kansas City

YOWMCI

Ottawa

Thu 5/11

6:15 a.m.-5:34 p.m.

1 stop12h 19m

Kansas City

Wed 31/12

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

Nonstop0h 00m

C$ 458

OttawaKansas City

YOW Ottawa - MCI Kansas City

YOWMCI

Ottawa

Sun 8/11

9:45 a.m.-7:55 p.m.

1 stop11h 10m

Kansas City

Wed 31/12

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

Nonstop0h 00m

C$ 464
Quickest round-trip

OttawaColumbia

YOW Ottawa - COU Columbia Regional

YOWCOU

Ottawa

Thu 5/11

4:46 p.m.-10:58 p.m.

1 stop7h 12m

Columbia Regional

Wed 31/12

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

Nonstop0h 00m

C$ 527

OttawaColumbia

YOW Ottawa - COU Columbia Regional

YOWCOU

Ottawa

Thu 5/11

8:00 a.m.-4:10 p.m.

3 stops33h 10m

Columbia Regional

Wed 31/12

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

Nonstop0h 00m

C$ 638

OttawaKansas City

YOW Ottawa - MCI Kansas City

YOWMCI

Ottawa

Fri 6/11

5:40 p.m.-7:47 p.m.

3 stops27h 07m

Kansas City

Tue 10/11

8:43 p.m.-12:01 a.m.

3 stops26h 18m

C$ 819

OttawaSt. Louis

YOW Ottawa - STL Lambert-St Louis

YOWSTL

Ottawa

Thu 15/10

6:05 a.m.-4:00 p.m.

1 stop10h 55m

Lambert-St Louis

Mon 19/10

1:29 p.m.-9:35 p.m.

1 stop7h 06m

C$ 828

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/9

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Ottawa to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Ottawa with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Missouri

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

Currently, February is the cheapest month in which you can book a flight from Ottawa to Missouri (average of C$ 542). Flying from Ottawa to Missouri in October is currently the most expensive (average of C$ 928). 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.

Reviews of airlines servicing Missouri

Get a feel of what it's like to fly with United Airlines and Air Canada from Ottawa to Missouri by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,233 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
10,233 reviews
United Airlines
7.4
Good
10,233 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
11,676 reviews
United Airlines
7.4
Good
10,233 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

  • What airport do you fly from for flights from Ottawa to Missouri?

    If you book a flight to Missouri from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa.

  • How long is the flight from Ottawa to Missouri?

    United Airlines can get you from Ottawa to Missouri in just under 10h 55m. Your travel time can differ by up to . The distance between Ottawa and Missouri is about 1413 km.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Ottawa to Missouri (average of C$ 542). Flying from Ottawa to Missouri in October is currently the most expensive (average of C$ 928). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ottawa to Missouri

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Ottawa to Orlando flights

Top 2 airlines flying from Ottawa to Missouri

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 406AverageC$ 676FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 414AverageC$ 577FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

Deals for Ottawa to Missouri flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Missouri?

Millions of users choose and trust Cheapflights to book the best flight deals from Ottawa to Missouri for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ottawa to Missouri with no change fees?

Need flexible booking options for your flight to Missouri from Ottawa? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Ottawa to Missouri flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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