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Halifax

$123+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YHZ
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from St. Louis to Halifax

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Halifax (YHZ). 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 septiembre 11, 2025.

Round-trip from

$309
(American Airlines)

One-way from

$123
(American Airlines)

Popular in

August

Cheapest in

January

Average price

$554
From Lambert-St Louis to Halifax Intl
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One-way flight from Lambert-St Louis to Halifax Intl
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Highest demand for flights based on searches. 21% potential increase in price ($146 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 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 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 septiembre 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/259:58 amSTL - YHZ
2 stops25h 32mAmerican Airlines
sáb. 11/12:15 pmYHZ - STL
2 stops27h 38mAmerican Airlines
Deal found 9/10$309
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/232:15 pmSTL - YHZ
2 stops21h 15mAmerican Airlines
jue. 10/302:15 pmYHZ - STL
2 stops25h 29mAmerican Airlines
Deal found 9/10$325
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/248:05 pmSTL - YHZ
2 stops15h 25mAmerican Airlines
vie. 10/312:15 pmYHZ - STL
2 stops27h 49mAmerican Airlines
Deal found 9/8$364
This United Airlines deal was found by Cheapflights users on 9/11. 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.
dom. 10/266:43 pmSTL - YHZ
2 stops19h 31mUnited Airlines
dom. 11/25:05 amYHZ - STL
2 stops12h 41mUnited Airlines
Deal found 9/11$467
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
dom. 10/2610:57 amSTL - YHZ
2 stops32h 58mMultiple Airlines
dom. 11/29:00 amYHZ - STL
1 stop26h 40mMultiple Airlines
Deal found 9/11$477
This United deal was found by Cheapflights users on 9/9. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/75:28 pmSTL - YHZ
2 stops20h 21mMultiple Airlines
mar. 10/141:35 pmYHZ - STL
1 stop8h 08mMultiple Airlines
Deal found 9/9$551
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/258:03 pmSTL - YHZ
2 stops17h 13mAmerican Airlines
dom. 9/284:06 pmYHZ - STL
2 stops19h 20mAmerican Airlines
Deal found 9/8$552

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Halifax 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 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from St. Louis to Halifax that are best for you.

Fly from

St. Louis

Fly to

Halifax

Route

Depart

Return

Price

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

jue. 10/23

2:15 pm-1:30 pm

2 stops21h 15m

Halifax Intl

jue. 10/30

2:15 pm-1:44 pm

2 stops25h 29m

$325

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

vie. 10/24

8:05 pm-1:30 pm

2 stops15h 25m

Halifax Intl

vie. 10/31

2:15 pm-4:04 pm

2 stops27h 49m

$364

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

sáb. 10/25

6:00 am-1:30 pm

1 stop29h 30m

Halifax Intl

sáb. 11/1

2:15 pm-3:53 pm

2 stops27h 38m

$396

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

dom. 10/26

6:43 pm-4:14 pm

2 stops19h 31m

Halifax Intl

dom. 11/2

5:05 am-3:46 pm

2 stops12h 41m

$467

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

dom. 10/26

10:57 am-9:55 pm

2 stops32h 58m

Halifax Intl

dom. 11/2

9:00 am-9:40 am

1 stop26h 40m

$477

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

mar. 10/7

5:28 pm-3:49 pm

2 stops20h 21m

Halifax Intl

mar. 10/14

7:15 am-3:18 pm

2 stops10h 03m

$551

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

vie. 10/24

5:28 pm-3:53 pm

1 stop20h 25m

Halifax Intl

vie. 10/31

9:00 am-3:29 pm

1 stop8h 29m

$551

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

jue. 9/25

8:03 pm-3:16 pm

2 stops17h 13m

Halifax Intl

dom. 9/28

4:06 pm-12:51 pm

1 stop22h 45m

$564

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

mié. 10/15

2:15 pm-1:30 pm

2 stops21h 15m

$123

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

jue. 9/25

7:55 pm-5:36 pm

2 stops43h 41m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 11 results
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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.

Reviews of airlines servicing Halifax

Get insights into the airlines that provide service to Halifax. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Halifax. Reviews last updated septiembre 11, 2025.
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
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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?

    A quick flight from St. Louis to Halifax can take about 19h 31m. American Airlines provides one of the quickest options available for as low as $467. The distance from St. Louis to Halifax is about 1438 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $191 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $350 and $358 round-trip. You may be able to fly from St. Louis to Halifax for 65% 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.

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Halifax (average of $375). Flying from St. Louis to Halifax in December is currently the most expensive (average of $497). 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

Traveling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
Dartmouth
Bridgewater

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Alternative routes for St. Louis to Halifax

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Halifax flights
St. Louis to Sydney flights
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Top 3 airlines flying from St. Louis to Halifax

Discover the top 3 airlines that operate flights from St. Louis to Halifax. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$191Average$392FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$350Average$589FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$358Average$755FlexibilityNo cancel feeOn-time71%

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