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Halifax

$354+ Cheap flights from St. Louis (STL) to Halifax (YHZ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YHZ
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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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 November 6, 2025.

This Air Canada deal was found by Cheapflights users on 11/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/254:05 pmSTL - YHZ
1 stop6h 21mAir Canada
Thu 1/15:05 amYHZ - STL
1 stop12h 24mAir Canada
Deal found 11/6$354
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Thu 12/43:30 pmSTL - YHZ
2 stops32h 12mMultiple Airlines
Thu 12/118:45 amYHZ - STL
1 stop15h 48mMultiple Airlines
Deal found 11/6$378
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 12/254:05 pmSTL - YHZ
1 stop6h 21mUnited Airlines
Thu 1/17:00 amYHZ - STL
2 stops14h 18mUnited Airlines
Deal found 11/5$421
This Air Canada deal was found by Cheapflights users on 11/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:05 pmSTL - YHZ
2 stops16h 26mAir Canada
Thu 1/16:55 amYHZ - STL
2 stops10h 34mAir Canada
Deal found 11/4$475
This Air Canada deal was found by Cheapflights users on 11/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/274:05 pmSTL - YHZ
1 stop15h 20mAir Canada
Thu 1/17:00 amYHZ - STL
1 stop10h 29mAir Canada
Deal found 11/5$479
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Thu 12/49:00 amSTL - YHZ
2 stops12h 54mUnited Airlines
Thu 12/117:00 amYHZ - STL
2 stops9h 23mUnited Airlines
Deal found 11/6$530
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sat 12/274:05 pmSTL - YHZ
1 stop15h 20mUnited Airlines
Thu 1/17:00 amYHZ - STL
2 stops14h 18mUnited Airlines
Deal found 11/5$546

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 November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$331
(Air Canada)

Popular in

August

Cheapest in

January

Average price

$552
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
Highest demand for flights based on searches. 26% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 6, 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

Thu 12/25

4:05 pm-12:26 am

1 stop6h 21m

Halifax Intl

Thu 1/1

5:05 am-3:29 pm

1 stop12h 24m

$354

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Thu 12/4

3:30 pm-1:42 am

2 stops32h 12m

Halifax Intl

Thu 12/11

8:45 am-10:33 pm

1 stop15h 48m

$378

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 12/23

4:05 pm-10:31 am

2 stops16h 26m

Halifax Intl

Thu 1/1

5:05 am-3:29 pm

1 stop12h 24m

$392

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Thu 12/25

4:05 pm-12:26 am

1 stop6h 21m

Halifax Intl

Thu 1/1

7:00 am-7:18 pm

2 stops14h 18m

$421

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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

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 November 6, 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
9,007 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

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
9,007 reviews
United Airlines
7.4
Good
9,007 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

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
11,040 reviews
United Airlines
7.4
Good
9,007 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

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
10,416 reviews
United Airlines
7.4
Good
9,007 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

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

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 6h 21m. Air Canada provides one of the quickest options available for as low as $354. 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

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.
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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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$214Average$552FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$349Average$548FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$440Average$755FlexibilityNo cancel feeOn-time71%

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