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

A quick flight from St. Louis to Halifax can take about 6h 21m. Air Canada provides one of the quickest options available for as low as $331. The distance from St. Louis to Halifax is about 1438 mi.

What are the cheapest airlines flying from St. Louis to Halifax round-trip?

Our cheapest airline available from St. Louis to Halifax is Air Canada. Our recent data shows that you can find tickets from as low as $214 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $349 and $440 round-trip. You may be able to fly from St. Louis to Halifax for 58% less than the average price by searching for these airlines.

In terms of precipitation, rainfall in Halifax ranges from 3.6 - 5.6 inches per month. December is typically the wettest month, when rainfall can reach 5.6 in. August is typically the driest time to visit Halifax when rainfall is around 3.6 in.

If weather is an important factor for your trip to Halifax, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What are the most popular airlines that fly from St. Louis to Halifax?

Before booking your flight from St. Louis to Halifax check out the most popular airlines for this route: United Airlines, American Airlines or Air Canada.

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

When flying from St. Louis to Halifax, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on St. Louis-Halifax flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Halifax flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Halifax flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-Halifax flights, Cheapflights users trust eDreams the most. eDreams 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 St. Louis-Halifax flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

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

$212+ Flights from St. Louis to Halifax

Q: How much does it cost to fly round-trip from St. Louis to Halifax?

Airfare is below average for this route at the moment. St. Louis to Halifax flights typically cost between $552 and $643 in January. The cheapest round-trip price found within the last 3 days was $329 on Multiple Airlines (Jan 12-Jan 17).

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Find flight deals from St. Louis to Halifax

Cheapest flights from St. Louis to Halifax
Explore the most affordable flight options available from St. Louis to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Thu 12/1112:04 pmSTL - YHZ

2 stops27h 34mMultiple Airlines

Thu 12/188:45 amYHZ - STL

1 stop15h 48mMultiple Airlines

Deal found 10/27

$383

Mon 11/174:05 pmSTL - YHZ

2 stops16h 59mAir Canada

Mon 11/245:35 amYHZ - STL

2 stops11h 54mAir Canada

Deal found 10/27

$393

Thu 12/254:05 pmSTL - YHZ

1 stop6h 21mAir Canada

Thu 1/19:00 amYHZ - STL

1 stop8h 29mAir Canada

Deal found 10/27

$432

Thu 12/258:05 amSTL - YHZ

2 stops10h 05mUnited Airlines

Thu 1/17:00 amYHZ - STL

2 stops18h 43mUnited Airlines

Deal found 10/28

$455

Tue 12/234:05 pmSTL - YHZ

2 stops16h 26mAir Canada

Thu 1/19:00 amYHZ - STL

1 stop8h 29mAir Canada

Deal found 10/27

$470

Sat 11/224:05 pmSTL - YHZ

1 stop6h 21mAir Canada

Sat 11/299:00 amYHZ - STL

1 stop8h 29mAir Canada

Deal found 10/26

$489

Sat 11/2210:00 amSTL - YHZ

2 stops11h 54mMultiple Airlines

Sat 11/299:00 amYHZ - STL

1 stop8h 29mMultiple Airlines

Deal found 10/26

$502

Best flights from St. Louis to Halifax
Discover carefully curated flight deals from St. Louis to Halifax that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2025.

Mon 1/127:00 amSTL - YHZ

1 stop5h 31mMultiple Airlines

Sat 1/179:00 amYHZ - STL

1 stop8h 29mMultiple Airlines

Deal found 10/27

$329

Mon 1/124:05 pmSTL - YHZ

1 stop6h 21mAir Canada

Sat 1/179:00 amYHZ - STL

1 stop8h 29mAir Canada

Deal found 10/28

$331

Tue 4/74:05 pmSTL - YHZ

1 stop5h 59mAir Canada

Wed 4/89:00 amYHZ - STL

1 stop8h 24mAir Canada

Deal found 10/25

$331

Thu 12/113:30 pmSTL - YHZ

1 stop24h 08mMultiple Airlines

Thu 12/188:45 amYHZ - STL

1 stop15h 48mMultiple Airlines

Deal found 10/27

$391

Mon 11/174:05 pmSTL - YHZ

2 stops16h 59mAir Canada

Mon 11/245:05 amYHZ - STL

1 stop12h 24mAir Canada

Deal found 10/27

$411

Last-minute flights from St. Louis to Halifax
Discover last-minute flight deals from St. Louis to Halifax. Data last updated October 28, 2025 and is based on user searches.

Mon 11/174:05 pmSTL - YHZ

2 stops16h 59mAir Canada

Mon 11/245:35 amYHZ - STL

2 stops11h 54mAir Canada

Deal found 10/27

$393

Mon 11/176:52 amSTL - YHZ

3 stops15h 30mAmerican Airlines

Mon 11/241:10 pmYHZ - STL

2 stops20h 59mAmerican Airlines

Deal found 10/27

$771

Sat 11/224:05 pmSTL - YHZ

1 stop6h 21mAir Canada

Sat 11/299:00 amYHZ - STL

1 stop8h 29mAir Canada

Deal found 10/26

$489

Sat 11/2210:00 amSTL - YHZ

2 stops11h 54mMultiple Airlines

Sat 11/299:00 amYHZ - STL

1 stop8h 29mMultiple Airlines

Deal found 10/26

$502

One-way flights from St. Louis to Halifax
Search for one-way flight options from St. Louis to Halifax. Find affordable one-way fares based on user searches. Data last updated October 28, 2025.

Sat 11/225:24 pmSTL - YHZ

2 stops14h 01mUnited Airlines

Deal found 10/28

$212

Sat 11/227:43 pmSTL - YHZ

3 stops38h 52mMultiple Airlines

Deal found 10/28

$347

Sat 11/224:05 pmSTL - YHZ

1 stop6h 21mAir Canada

Deal found 10/28

$385

Cheap flight deals from St. Louis to Halifax

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$329 (United)
One-way from	$212 (United Airlines)
Popular in	August
Cheapest in	January
Average price	$349

Provider with most accurate pricing for Lambert-St Louis-Halifax Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Halifax Intl flights.

Search Deals

From Lambert-St Louis to Halifax Intl

Search Deals

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

Search Deals

Highest demand for flights based on searches. 26% potential increase in price ($188 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Mon 1/12

7:00 am-2:31 pm

1 stop5h 31m

Halifax Intl

Sat 1/17

9:00 am-3:29 pm

1 stop8h 29m

$329

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Mon 1/12

4:05 pm-12:26 am

1 stop6h 21m

Halifax Intl

Sat 1/17

9:00 am-3:29 pm

1 stop8h 29m

$331

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 4/7

4:05 pm-12:04 am

1 stop5h 59m

Halifax Intl

Wed 4/8

9:00 am-3:24 pm

1 stop8h 24m

$331

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Thu 12/11

3:30 pm-5:38 pm

1 stop24h 08m

Halifax Intl

Thu 12/18

8:45 am-10:33 pm

1 stop15h 48m

$391

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Mon 11/17

4:05 pm-11:04 am

2 stops16h 59m

Halifax Intl

Mon 11/24

5:05 am-3:29 pm

1 stop12h 24m

$411

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 11/22

5:24 pm-9:25 am

2 stops14h 01m

$212

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 11/22

7:43 pm-12:35 pm

3 stops38h 52m

$347

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 11/22

4:05 pm-12:26 am

1 stop6h 21m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from St. Louis to Halifax

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Halifax in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-Halifax flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Halifax flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Halifax flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-Halifax flights, Cheapflights users trust eDreams the most. eDreams 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 St. Louis-Halifax 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 St. Louis to Halifax

Have a flexible travel schedule? Discover the best time to fly to Halifax from St. Louis 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 St. Louis to Halifax

How much does it cost to fly round-trip from St. Louis to Halifax?

Reviews of airlines servicing Halifax

Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Air Canada from St. Louis to Halifax to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,996 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

8,996 reviews

United Airlines

7.4

Good

8,996 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

American Airlines

7.2

Good

11,033 reviews

United Airlines

7.4

Good

8,996 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Air Canada

7.1

Good

10,370 reviews

United Airlines

7.4

Good

8,996 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

How long is the flight from St. Louis to Halifax?
A quick flight from St. Louis to Halifax can take about 6h 21m. Air Canada provides one of the quickest options available for as low as $331. The distance from St. Louis to Halifax is about 1438 mi.
What are the cheapest airlines flying from St. Louis to Halifax round-trip?
Our cheapest airline available from St. Louis to Halifax is Air Canada. Our recent data shows that you can find tickets from as low as $214 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $349 and $440 round-trip. You may be able to fly from St. Louis to Halifax for 58% less than the average price by searching for these airlines.
Can I find deals for flights from St. Louis to Halifax that include hotel bookings?
Yes. In addition to deals on St. Louis to Halifax flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Halifax?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Halifax.
Can I find deals for business class flights from St. Louis to Halifax?
Yes. Cheapflights offers flight deals from St. Louis to Halifax by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 3 airlines flying from St. Louis to Halifax

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$214	Average$552	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$349	Average$548	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$440	Average$755	FlexibilityNo cancel fee	On-time71%

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$212+ Cheap flights from St. Louis (STL) to Halifax (YHZ)

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 11/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Halifax with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from St. Louis to Halifax

Cheapest flights from St. Louis to HalifaxExplore the most affordable flight options available from St. Louis to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Explore the most affordable flight options available from St. Louis to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Cheap flight deals from St. Louis to Halifax

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Compare providers for flights from St. Louis to Halifax

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 St. Louis to Halifax in October.

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

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

Cheapflights Insights

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

How much does it cost to fly round-trip from St. Louis to Halifax?

Reviews of airlines servicing Halifax

Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Air Canada from St. Louis to Halifax to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Halifax. 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 St. Louis to Halifax?

What are the cheapest airlines flying from St. Louis to Halifax round-trip?

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

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

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

Traveling to a place near Halifax?

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Alternative routes for St. Louis to Halifax

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Top 3 airlines flying from St. Louis to Halifax

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Cheapest flights from St. Louis to Halifax
Explore the most affordable flight options available from St. Louis to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.