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Cheap flights from Halifax to St. Louis from $200

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Halifax to St. Louis departing on 7/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Find the cheapest flights from Halifax to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
7:00 am - 12:06 pm
YHZ
-
STL
7h 06m
1 stop
Air Canada Logo
8:40 am - 5:09 pm
STL
-
YHZ
6h 29m
1 stop
$313Air Canada
Tue, Jun 2 - Sat, Jun 6
Air Canada Logo
6:00 am - 12:06 pm
YHZ
-
STL
8h 06m
1 stop
Air Canada Logo
2:15 pm - 10:09 pm
STL
-
YHZ
5h 54m
1 stop
$314Air Canada
Tue, Jun 2 - Sat, Jun 6
Air Canada Logo
6:00 am - 12:06 pm
YHZ
-
STL
8h 06m
1 stop
Air Canada Logo
8:40 am - 5:09 pm
STL
-
YHZ
6h 29m
1 stop
$315Air Canada
Sat, May 30 - Tue, Jun 2
Air Canada Logo
6:20 am - 12:06 pm
YHZ
-
STL
7h 46m
2 stops
Air Canada Logo
8:40 am - 8:30 pm
STL
-
YHZ
9h 50m
2 stops
$317Air Canada
Tue, Jun 2 - Sat, Jun 6
Air Canada Logo
6:20 am - 12:06 pm
YHZ
-
STL
7h 46m
2 stops
Air Canada Logo
8:40 am - 5:09 pm
STL
-
YHZ
6h 29m
1 stop
$319Air Canada
Sat, May 30 - Tue, Jun 2
WestJet Logo
3:30 pm - 8:37 pm
YHZ
-
STL
7h 07m
1 stop
WestJet Logo
6:30 am - 9:40 pm
STL
-
YHZ
13h 10m
1 stop
$323WestJet
Wed, Jul 22 - Wed, Jul 29
WestJet Logo
5:50 pm - 9:44 am
YHZ
-
STL
17h 54m
2 stops
WestJet Logo
6:45 am - 9:40 pm
STL
-
YHZ
12h 55m
1 stop
$325WestJet
Mon, May 11 - Mon, May 18
WestJet Logo
3:30 pm - 8:37 pm
YHZ
-
STL
7h 07m
1 stop
WestJet Logo
10:19 am - 9:25 pm
STL
-
YHZ
9h 06m
2 stops
$333WestJet
Wed, Jul 22 - Wed, Jul 29
WestJet Logo
3:30 pm - 8:31 pm
YHZ
-
STL
7h 01m
1 stop
WestJet Logo
2:18 pm - 9:40 pm
STL
-
YHZ
5h 22m
1 stop
$342WestJet
Sun, Aug 23 - Fri, Aug 28
WestJet Logo
8:30 am - 10:12 pm
YHZ
-
STL
15h 42m
2 stops
WestJet Logo
6:30 am - 7:25 pm
STL
-
YHZ
10h 55m
2 stops
$343WestJet
Wed, Jul 22 - Wed, Jul 29

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Air Canada flights from Halifax to St. Louis

Our best Air Canada deals on Halifax to St. Louis flight tickets
Air Canada
Jun 2
YHZ7:00 amHalifax Intl
7h 06m
1 stop
STL12:06 pmLambert-St Louis
Jun 6
STL8:40 amLambert-St Louis
6h 29m
1 stop
YHZ5:09 pmHalifax Intl
$313
Air Canada
Jun 2
YHZ6:00 amHalifax Intl
8h 06m
1 stop
STL12:06 pmLambert-St Louis
Jun 6
STL2:15 pmLambert-St Louis
5h 54m
1 stop
YHZ10:09 pmHalifax Intl
$314
Air Canada
May 30
YHZ6:00 amHalifax Intl
8h 06m
1 stop
STL12:06 pmLambert-St Louis
Jun 2
STL8:40 amLambert-St Louis
6h 29m
1 stop
YHZ5:09 pmHalifax Intl
$315

WestJet flights from Halifax to St. Louis

Our best WestJet deals on Halifax to St. Louis flight tickets
WestJet
Jul 22
YHZ3:30 pmHalifax Intl
7h 07m
1 stop
STL8:37 pmLambert-St Louis
Jul 29
STL6:30 amLambert-St Louis
13h 10m
1 stop
YHZ9:40 pmHalifax Intl
$323
WestJet
May 11
YHZ5:50 pmHalifax Intl
17h 54m
2 stops
STL9:44 amLambert-St Louis
May 18
STL6:45 amLambert-St Louis
12h 55m
1 stop
YHZ9:40 pmHalifax Intl
$325
WestJet
Jul 22
YHZ3:30 pmHalifax Intl
7h 07m
1 stop
STL8:37 pmLambert-St Louis
Jul 29
STL10:19 amLambert-St Louis
9h 06m
2 stops
YHZ9:25 pmHalifax Intl
$333

momondo 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, momondo users made 832,500 searches. Data last updated April 16, 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

Tue 6/2

7:00 am-12:06 pm

1 stop7h 06m

Lambert-St Louis

Sat 6/6

8:40 am-5:09 pm

1 stop6h 29m

$313

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 6/2

6:00 am-12:06 pm

1 stop8h 06m

Lambert-St Louis

Sat 6/6

2:15 pm-10:09 pm

1 stop5h 54m

$314

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sat 5/30

6:00 am-12:06 pm

1 stop8h 06m

Lambert-St Louis

Tue 6/2

8:40 am-5:09 pm

1 stop6h 29m

$315

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 6/2

6:20 am-12:06 pm

2 stops7h 46m

Lambert-St Louis

Sat 6/6

8:40 am-8:30 pm

2 stops9h 50m

$317

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sat 5/30

6:20 am-12:06 pm

2 stops7h 46m

Lambert-St Louis

Tue 6/2

8:40 am-5:09 pm

1 stop6h 29m

$319

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 7/22

3:30 pm-8:37 pm

1 stop7h 07m

Lambert-St Louis

Wed 7/29

6:30 am-9:40 pm

1 stop13h 10m

$323

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 5/11

5:50 pm-9:44 am

2 stops17h 54m

Lambert-St Louis

Mon 5/18

6:45 am-9:40 pm

1 stop12h 55m

$325

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 7/22

3:30 pm-8:37 pm

1 stop7h 07m

Lambert-St Louis

Wed 7/29

10:19 am-9:25 pm

2 stops9h 06m

$333
Quickest round-trip

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sun 8/23

3:30 pm-8:31 pm

1 stop7h 01m

Lambert-St Louis

Fri 8/28

2:18 pm-9:40 pm

1 stop5h 22m

$342

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 7/22

8:30 am-10:12 pm

2 stops15h 42m

Lambert-St Louis

Wed 7/29

6:30 am-7:25 pm

2 stops10h 55m

$343

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

See travel insights to St. Louis from

How to get the cheapest flight ticket from Halifax to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Halifax to St. Louis flights?

You could potentially save up to 63% on your flight if you consider stops on a Halifax to St. Louis flight.

When to book flights from Halifax to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Halifax to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Halifax to St. Louis (YHZ to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Halifax to St. Louis

Fastest flight time

8h 06m

Direct flights

None
The fastest flight from Halifax to St. Louis takes 8h 06m
There are no direct flights from Halifax to St. Louis. There are no popular flight routes from Halifax to St. Louis.
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Frequently asked questions about flying from Halifax to St. Louis

  • How far is Halifax Intl to Lambert-St Louis by plane?

    Lambert-St Louis is 1428.1 mi away from Halifax Intl. A reasonable flight in good conditions will take 8h 06m.

  • When did momondo last update prices for flights from Halifax Intl Airport to Lambert-St Louis Airport?

    Prices for flights from Halifax Intl Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Halifax Intl Airport to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Halifax Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Alton
Wentzville
Fenton
Farmington
Clayton
Festus
Eureka
Litchfield
Edwardsville
Shrewsbury
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Halifax to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Halifax.

Can I find flights from Halifax to St. Louis with flexible booking policies on momondo?

Flights from Halifax to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Halifax to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Halifax. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Halifax to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Halifax to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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