How long is the flight from Halifax to St. Louis?

A quick flight from Halifax to St. Louis can take about 12h 19m. American Airlines provides one of the quickest options available for as low as $380. The distance from Halifax to St. Louis is about 1438 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest day to fly from Halifax to St. Louis?

Travelers seeking maximum savings on their Halifax to St. Louis flight should consider departing on Tuesday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest month to fly from Halifax to St. Louis?

December can be a great time to fly to St. Louis from Halifax with a flight ticket averaging about $475. Cheapflights users have found deals in the month of December for as cheap as $146. The most expensive prices can be found in the month of August.

What is the cheapest time of day to fly from YHZ to STL?

It’s typically best to fly out from Halifax to St. Louis at noon. Doing so could potentially save you 22% on the flight price compared to flying in the morning, which is usually more expensive.

Can I find deals for flights from Halifax to St. Louis that include hotel bookings?

Yes. In addition to deals on Halifax to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Halifax to St. Louis?

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

Can I find deals for business class flights from Halifax to St. Louis?

Yes. Cheapflights offers flight deals from Halifax to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$266+ Flights from Halifax to St. Louis

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Cheap flight deals from Halifax to St. Louis

Round-trip from	$334 (American Airlines)
One-way from	$266 (Kiwi.com)
Popular in	August
Cheapest in	December
Average price	$561

From Halifax Intl to Lambert-St Louis

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One-way flight from Halifax Intl to Lambert-St Louis

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Highest demand for flights based on searches. 15% potential increase in price ($86 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Halifax to St. Louis

Cheapest flights from Halifax to St. Louis
Explore the most affordable flight options available from Halifax to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.

Fri 10/102:15 pmYHZ - STL

2 stops25h 29mAmerican Airlines

Tue 10/148:04 pmSTL - YHZ

2 stops39h 26mAmerican Airlines

Deal found 9/11

$334

Fri 10/102:15 pmYHZ - STL

2 stops25h 29mAmerican Airlines

Mon 10/138:05 pmSTL - YHZ

2 stops63h 25mAmerican Airlines

Deal found 9/11

$352

Sat 10/185:25 amYHZ - STL

2 stops12h 19mUnited Airlines

Wed 10/296:43 pmSTL - YHZ

2 stops19h 31mUnited Airlines

Deal found 9/11

$380

Tue 10/285:05 amYHZ - STL

2 stops12h 42mUnited Airlines

Sat 11/1510:00 amSTL - YHZ

2 stops12h 26mUnited Airlines

Deal found 9/10

$417

Tue 10/285:05 amYHZ - STL

2 stops14h 34mUnited Airlines

Tue 11/47:00 amSTL - YHZ

1 stop7h 14mUnited Airlines

Deal found 9/10

$500

Tue 10/289:00 amYHZ - STL

1 stop8h 29mAir Canada

Sat 11/154:05 pmSTL - YHZ

1 stop6h 21mAir Canada

Deal found 9/10

$568

Best flights from Halifax to St. Louis
Discover carefully curated flight deals from Halifax to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2025.

Fri 10/102:15 pmYHZ - STL

2 stops25h 29mAmerican Airlines

Tue 10/148:04 pmSTL - YHZ

2 stops39h 26mAmerican Airlines

Deal found 9/11

$334

Sat 10/185:25 amYHZ - STL

2 stops12h 19mUnited Airlines

Wed 10/296:43 pmSTL - YHZ

2 stops19h 31mUnited Airlines

Deal found 9/11

$380

Tue 10/289:00 amYHZ - STL

1 stop8h 29mAir Canada

Sat 11/154:05 pmSTL - YHZ

1 stop6h 21mAir Canada

Deal found 9/10

$568

Tue 10/2810:30 amYHZ - STL

1 stop15h 14mMultiple Airlines

Tue 11/411:49 amSTL - YHZ

1 stop24h 42mMultiple Airlines

Deal found 9/10

$573

Fri 10/102:15 pmYHZ - STL

2 stops25h 29mAmerican Airlines

Mon 10/138:05 pmSTL - YHZ

2 stops63h 25mAmerican Airlines

Deal found 9/11

$352

Tue 10/285:05 amYHZ - STL

2 stops14h 34mUnited Airlines

Tue 11/46:43 pmSTL - YHZ

2 stops17h 48mUnited Airlines

Deal found 9/10

$380

Tue 10/285:05 amYHZ - STL

2 stops12h 42mUnited Airlines

Sat 11/157:00 amSTL - YHZ

1 stop5h 31mUnited Airlines

Deal found 9/10

$515

Last-minute flights from Halifax to St. Louis
Discover last-minute flight deals from Halifax to St. Louis. Data last updated September 13, 2025 and is based on user searches.

Fri 10/102:15 pmYHZ - STL

2 stops25h 29mAmerican Airlines

Tue 10/148:04 pmSTL - YHZ

2 stops39h 26mAmerican Airlines

Deal found 9/11

$334

Fri 10/102:15 pmYHZ - STL

2 stops25h 29mAmerican Airlines

Mon 10/138:05 pmSTL - YHZ

2 stops63h 25mAmerican Airlines

Deal found 9/11

$352

Sat 10/185:25 amYHZ - STL

2 stops12h 19mUnited Airlines

Wed 10/296:43 pmSTL - YHZ

2 stops19h 31mUnited Airlines

Deal found 9/11

$380

Tue 10/285:05 amYHZ - STL

2 stops12h 42mUnited Airlines

Sat 11/1510:00 amSTL - YHZ

2 stops12h 26mUnited Airlines

Deal found 9/10

$417

Tue 10/285:05 amYHZ - STL

2 stops14h 34mUnited Airlines

Tue 11/47:00 amSTL - YHZ

1 stop7h 14mUnited Airlines

Deal found 9/10

$500

Tue 10/289:00 amYHZ - STL

1 stop8h 29mAir Canada

Sat 11/154:05 pmSTL - YHZ

1 stop6h 21mAir Canada

Deal found 9/10

$568

One-way flights from Halifax to St. Louis
Search for one-way flight options from Halifax to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 13, 2025.

Sun 10/266:00 amYHZ - STL

3 stops39h 26mMultiple Airlines

Deal found 9/11

$266

Sun 10/265:05 amYHZ - STL

2 stops12h 41mUnited Airlines

Deal found 9/11

$311

Sun 10/262:15 pmYHZ - STL

1 stop8h 05mAmerican Airlines

Deal found 9/11

$312

Fly from

Fly to

Route

Depart

Return

Price

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Fri 10/10

2:15 pm-1:44 pm

2 stops25h 29m

Lambert-St Louis

Tue 10/14

8:04 pm-1:30 pm

2 stops39h 26m

$334

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Fri 10/10

2:15 pm-1:44 pm

2 stops25h 29m

Lambert-St Louis

Mon 10/13

8:05 pm-1:30 pm

2 stops63h 25m

$352

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sat 10/18

5:25 am-3:44 pm

2 stops12h 19m

Lambert-St Louis

Wed 10/29

6:43 pm-4:14 pm

2 stops19h 31m

$380

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 10/28

5:05 am-5:39 pm

2 stops14h 34m

Lambert-St Louis

Tue 11/4

6:43 pm-2:31 pm

2 stops17h 48m

$380

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 10/28

5:05 am-3:47 pm

2 stops12h 42m

Lambert-St Louis

Sat 11/15

7:00 am-2:31 pm

1 stop5h 31m

$515

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 10/28

9:00 am-3:29 pm

1 stop8h 29m

Lambert-St Louis

Sat 11/15

4:05 pm-12:26 am

1 stop6h 21m

$568

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 10/28

10:30 am-11:44 pm

1 stop15h 14m

Lambert-St Louis

Tue 11/4

11:49 am-2:31 pm

1 stop24h 42m

$573

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sun 10/26

6:00 am-7:26 pm

3 stops39h 26m

$266

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sun 10/26

5:05 am-3:46 pm

2 stops12h 41m

$311

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sun 10/26

2:15 pm-8:20 pm

1 stop8h 05m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Halifax to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Halifax with our price prediction graph.

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 Halifax to St. Louis

What is the cheapest month to book a flight from Halifax to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Halifax to St. Louis (average of $311). Flying from Halifax to St. Louis in March is currently the most expensive (average of $356). 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.

Related info for your journey

How long is the flight from Halifax to St. Louis?
A quick flight from Halifax to St. Louis can take about 12h 19m. American Airlines provides one of the quickest options available for as low as $380. The distance from Halifax to St. Louis is about 1438 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Halifax to St. Louis that include hotel bookings?
Yes. In addition to deals on Halifax to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Halifax to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Halifax to St. Louis.
Can I find deals for business class flights from Halifax to St. Louis?
Yes. Cheapflights offers flight deals from Halifax to St. Louis 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 Halifax to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Halifax to St. Louis (average of $311). Flying from Halifax to St. Louis in March is currently the most expensive (average of $356). 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

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$266+ Cheap flights from Halifax (YHZ) to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Halifax to St. Louis with Cheapflights

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Cheap flight deals from Halifax to St. Louis

Round-trip from

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Popular in

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Find flight deals from Halifax to St. Louis

Cheapest flights from Halifax to St. LouisExplore the most affordable flight options available from Halifax to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.

Explore the most affordable flight options available from Halifax to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Halifax to St. Louis that are best for you.

Best time to book a flight from Halifax to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Halifax with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Halifax to St. Louis

What is the cheapest month to book a flight from Halifax to St. Louis?

Related info for your journey

Find useful and relevant information for your journey from Halifax to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Halifax to St. Louis?

Can I find deals for flights from Halifax to St. Louis that include hotel bookings?

How can I find direct flights from Halifax to St. Louis?

Can I find deals for business class flights from Halifax to St. Louis?

What is the cheapest month to book a flight from Halifax to St. Louis?

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Cheapest flights from Halifax to St. Louis
Explore the most affordable flight options available from Halifax to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.