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St. Louis

$208+ 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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
YHZ — STL
Jul 12 — Jul 191
Sun 7/12
Sun 7/19
1 adult, Economy
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Cheap 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 June 12, 2026.

This American Airlines deal was found by Cheapflights users on 6/8. 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.
Mon 9/213:15 pm
YHZ
-
STL
1 stop8h 02m
American Airlines
Wed 9/304:37 pm
STL
-
YHZ
1 stop19h 56m
American Airlines
Deal found 6/8$346
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:50 pm
YHZ
-
STL
1 stop10h 54m
United Airlines
Sun 7/126:01 am
STL
-
YHZ
1 stop15h 54m
United Airlines
Deal found 6/10$352
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Fri 9/253:15 pm
YHZ
-
STL
1 stop8h 02m
American Airlines
Mon 9/286:00 am
STL
-
YHZ
1 stop6h 33m
American Airlines
Deal found 6/7$355
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:30 am
YHZ
-
STL
1 stop7h 17m
Delta
Wed 8/2612:30 pm
STL
-
YHZ
1 stop8h 48m
Delta
Deal found 6/7$356
This Air Canada deal was found by Cheapflights users on 6/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:25 pm
YHZ
-
STL
1 stop8h 17m
Air Canada
Wed 8/268:55 am
STL
-
YHZ
2 stops9h 35m
Air Canada
Deal found 6/9$358
This United deal was found by Cheapflights users on 6/9. 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.
Thu 7/94:50 pm
YHZ
-
STL
1 stop6h 36m
Multiple Airlines
Mon 7/132:40 pm
STL
-
YHZ
1 stop7h 59m
Multiple Airlines
Deal found 6/9$360
This FlightHub deal was found by Cheapflights users on 6/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:00 pm
YHZ
-
STL
2 stops15h 34m
WestJet
Mon 9/286:40 am
STL
-
YHZ
1 stop13h 00m
WestJet
Deal found 6/7$370
This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:15 pm
YHZ
-
STL
2 stops16h 40m
WestJet
Wed 9/306:40 am
STL
-
YHZ
1 stop13h 00m
WestJet
Deal found 6/10$375

Find flight deals from Halifax to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Halifax (YHZ) to St. Louis (STL). 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 June 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$346
(American Airlines)

One-way from

$208
(American Airlines)
Provider with most accurate pricing for Halifax Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Halifax Intl-Lambert-St Louis flights.
Search Deals
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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Cheapflights Fare Finder

 
Customize your flight search to find flights from Halifax to St. Louis 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 June 12, 2026.
Use the filters below to find and compare flights from Halifax to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 9/21

3:15 pm-8:46 am

1 stop19h 31m

Lambert-St Louis

Wed 9/30

6:00 am-2:33 pm

1 stop6h 33m

$346

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 8/25

6:30 am-11:47 am

1 stop7h 17m

Lambert-St Louis

Wed 8/26

12:30 pm-11:18 pm

1 stop8h 48m

$356
Quickest round-trip

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 8/25

12:35 pm-6:42 pm

1 stop8h 07m

Lambert-St Louis

Wed 8/26

8:55 am-5:14 pm

1 stop6h 19m

$358

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Thu 7/9

4:50 pm-9:26 pm

1 stop6h 36m

Lambert-St Louis

Mon 7/13

2:40 pm-12:39 am

1 stop7h 59m

$360
Cheapest one-way

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 10/6

8:00 pm-10:48 am

2 stops16h 48m

$223
Quickest one-way

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 10/6

9:00 am-2:00 pm

1 stop7h 00m

$227

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Fri 7/3

1:30 pm-4:48 pm

2 stops29h 18m

$234

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Fri 7/3

8:00 am-6:36 pm

3 stops12h 36m

$289

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 10/6

8:00 am-4:01 pm

3 stops34h 01m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

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

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?

    A quick flight from Halifax to St. Louis can take about 7h 17m. American Airlines provides one of the quickest options available for as low as $356. 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Alton
Farmington

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