YOW - STL Price
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C$ 261 - C$ 628
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STL Temperature
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7 - 32 °C
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STL Rainfall
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57 - 130 mm
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Popular in October High demand for flights, 41% potential price rise |
Cheapest in April Best time to find cheap flights, 30% potential price drop |
Average price C$ 261 Average for round-trip flights in April 2021 |
Round-trip from C$ 261 From Ottawa to St Louis |
Leaving on a Tuesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 49% on the overall cost on flights from Ottawa to St Louis.
To save up to 26% on this flight, we recommend booking at least 39 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ottawa to St Louis from C$ 572 1-2 weeks out and tickets from C$ 682 for flights departing within the next 72 hours.
The best pricing can be found in the month of February. Prices to St Louis from Ottawa average C$ 538. You can even find prices in February for less than C$ 538, as users have found deals to St Louis from as low as C$ 216. The month of June appears to be one of the more expensive times to travel to St Louis from Ottawa. Flying in the targeted month can save you up to 29%.
When flying from Ottawa to St Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 27% versus a flight at noon.
Yes, there are multiple flights from Ottawa to St Louis for under C$ 377. The cheapest flight booked recently is on United Airlines for just C$ 366, but on average you can expect to pay C$ 393.
Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travellers flying from Ottawa to Lambert-St Louis are improved sanitation, HEPA filters, mask requirements, socially-distanced seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.
Some of our airline partners flying from Ottawa to Lambert-St Louis have new flexible policies in place due to COVID-19. WestJet, Air Canada, and Delta are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like WestJet with this kind of flexibility.
There are no direct flights from Ottawa to St Louis, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.
When travelling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Ottawa is roughly less than St Louis. You can assume this to be the case over the next 16 days.
With an average temperature of 32 °C, peak weather can be found in July. As a traveller, expect to see changes in flight prices during that period. The temperatures in St Louis are hotter than in Ottawa.
For as low as C$ 366, United Airlines can have you in St Louis from Ottawa in 4h 43m. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Currently priced at C$ 366, United Airlines will fly you from Ottawa to St Louis and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and WestJet - these airlines can fly you to your destination from C$ 372 and C$ 429, respectively. Users have found that United Airlines is 1% cheaper than the other options available to this destination.
Airline | Cheapest | Average | Flexibility | On-time | COVID-19 safety | |
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C$ 156 | C$ 311 | No cancel fee | 60% |
Search WestJet flights
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C$ 191 | C$ 361 | No cancel fee | N/A |
Search Delta flights
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C$ 235 | C$ 363 | No cancel fee | 71% |
Search American Airlines flights
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C$ 284 | C$ 399 | No cancel fee | 67% |
Search Air Canada flights
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C$ 263 | C$ 433 | No cancel fee | 69% |
Search United Airlines flights
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