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Cheap flights from St. Louis to Halifax from $191

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Halifax departing on 9/7. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Halifax

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
10:29 am - 9:10 pm
STL
-
YHZ
8h 41m
1 stop
WestJet Logo
3:30 pm - 8:35 pm
YHZ
-
STL
7h 05m
1 stop
$434WestJet
Wed, Sep 16 - Thu, Sep 24
WestJet Logo
6:25 pm - 9:10 pm
STL
-
YHZ
24h 45m
1 stop
WestJet Logo
8:00 pm - 9:34 am
YHZ
-
STL
15h 34m
2 stops
$435WestJet
Fri, Sep 4 - Fri, Sep 11
WestJet Logo
10:29 am - 9:10 pm
STL
-
YHZ
8h 41m
1 stop
WestJet Logo
5:50 pm - 1:23 pm
YHZ
-
STL
21h 33m
2 stops
$436WestJet
Wed, Sep 16 - Thu, Sep 24
WestJet Logo
10:33 am - 9:10 pm
STL
-
YHZ
8h 37m
1 stop
WestJet Logo
3:30 pm - 8:42 pm
YHZ
-
STL
7h 12m
1 stop
$437WestJet
Sat, Aug 15 - Sat, Aug 22
WestJet Logo
6:30 am - 9:10 pm
STL
-
YHZ
12h 40m
1 stop
WestJet Logo
3:30 pm - 3:14 pm
YHZ
-
STL
25h 44m
1 stop
$441WestJet
Fri, Sep 4 - Fri, Sep 11
WestJet Logo
10:33 am - 9:10 pm
STL
-
YHZ
8h 37m
1 stop
WestJet Logo
3:30 pm - 8:42 pm
YHZ
-
STL
7h 12m
1 stop
$442WestJet
Tue, Aug 18 - Mon, Aug 24
WestJet Logo
6:00 am - 7:25 pm
STL
-
YHZ
11h 25m
2 stops
WestJet Logo
3:30 pm - 8:35 pm
YHZ
-
STL
7h 05m
1 stop
$443WestJet
Tue, Sep 22 - Tue, Sep 29
WestJet Logo
10:29 am - 9:25 pm
STL
-
YHZ
8h 56m
2 stops
WestJet Logo
1:30 pm - 11:42 pm
YHZ
-
STL
12h 12m
2 stops
$444WestJet
Tue, Sep 22 - Tue, Sep 29
WestJet Logo
10:29 am - 9:10 pm
STL
-
YHZ
8h 41m
1 stop
WestJet Logo
8:00 pm - 9:00 am
YHZ
-
STL
15h 00m
2 stops
$445WestJet
Wed, Sep 16 - Thu, Sep 24
WestJet Logo
8:00 am - 1:27 pm
STL
-
YHZ
27h 27m
1 stop
WestJet Logo
3:30 pm - 1:06 pm
YHZ
-
STL
23h 36m
1 stop
$448WestJet
Sat, Sep 26 - Thu, Oct 1

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Air Canada flights from St. Louis to Halifax

Our best Air Canada deals on St. Louis to Halifax flight tickets
Air Canada
Sep 8
STL8:55 amLambert-St Louis
6h 19m
1 stop
YHZ5:14 pmHalifax Intl
Sep 10
YHZ9:00 amHalifax Intl
7h 00m
1 stop
STL2:00 pmLambert-St Louis
$459
Air Canada
Sep 8
STL8:55 amLambert-St Louis
9h 34m
2 stops
YHZ8:29 pmHalifax Intl
Sep 10
YHZ2:05 pmHalifax Intl
8h 15m
1 stop
STL8:20 pmLambert-St Louis
$464
Air Canada
Aug 22
STL2:40 pmLambert-St Louis
8h 09m
1 stop
YHZ12:49 amHalifax Intl
Aug 29
YHZ12:35 pmHalifax Intl
8h 07m
1 stop
STL6:42 pmLambert-St Louis
$467

WestJet flights from St. Louis to Halifax

Our best WestJet deals on St. Louis to Halifax flight tickets
WestJet
Sep 16
STL10:29 amLambert-St Louis
8h 41m
1 stop
YHZ9:10 pmHalifax Intl
Sep 24
YHZ3:30 pmHalifax Intl
7h 05m
1 stop
STL8:35 pmLambert-St Louis
$434
WestJet
Sep 4
STL6:25 pmLambert-St Louis
24h 45m
1 stop
YHZ9:10 pmHalifax Intl
Sep 11
YHZ8:00 pmHalifax Intl
15h 34m
2 stops
STL9:34 amLambert-St Louis
$435
WestJet
Sep 16
STL10:29 amLambert-St Louis
8h 41m
1 stop
YHZ9:10 pmHalifax Intl
Sep 24
YHZ5:50 pmHalifax Intl
21h 33m
2 stops
STL1:23 pmLambert-St Louis
$436

momondo 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, momondo users made 832,500 searches. Data last updated July 25, 2026.
Use the filters below to find and compare flights from St. Louis to Halifax that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 9/16

10:29 am-9:10 pm

1 stop8h 41m

Halifax Intl

Thu 9/24

3:30 pm-8:35 pm

1 stop7h 05m

$434

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Fri 9/4

6:25 pm-9:10 pm

1 stop24h 45m

Halifax Intl

Fri 9/11

8:00 pm-9:34 am

2 stops15h 34m

$435

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 9/16

10:29 am-9:10 pm

1 stop8h 41m

Halifax Intl

Thu 9/24

5:50 pm-1:23 pm

2 stops21h 33m

$436

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 8/15

10:33 am-9:10 pm

1 stop8h 37m

Halifax Intl

Sat 8/22

3:30 pm-8:42 pm

1 stop7h 12m

$437

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Fri 9/4

6:30 am-9:10 pm

1 stop12h 40m

Halifax Intl

Fri 9/11

3:30 pm-3:14 pm

1 stop25h 44m

$441

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 8/18

10:33 am-9:10 pm

1 stop8h 37m

Halifax Intl

Mon 8/24

3:30 pm-8:42 pm

1 stop7h 12m

$442

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 9/22

6:00 am-7:25 pm

2 stops11h 25m

Halifax Intl

Tue 9/29

3:30 pm-8:35 pm

1 stop7h 05m

$443

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 9/22

10:29 am-9:25 pm

2 stops8h 56m

Halifax Intl

Tue 9/29

1:30 pm-11:42 pm

2 stops12h 12m

$444

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 9/16

10:29 am-9:10 pm

1 stop8h 41m

Halifax Intl

Thu 9/24

8:00 pm-9:00 am

2 stops15h 00m

$445

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 9/26

8:00 am-1:27 pm

1 stop27h 27m

Halifax Intl

Thu 10/1

3:30 pm-1:06 pm

1 stop23h 36m

$448

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Halifax from

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

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

What is the cheapest airline that flies from Lambert-St Louis to Halifax Intl?

WestJet, American Airlines, and United Airlines are the most popular carriers operating from Lambert-St Louis to Halifax Intl

What airlines fly to Halifax?

Air Canada, American Airlines and United Airlines are the top three most popular airlines that fly to Halifax from St. Louis according to our data. Air Canada is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Halifax. Keep in mind that there are 3 different airlines that fly to Halifax on a routine basis, so you have a few additional options to choose from.

When to book flights from St. Louis to Halifax

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

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

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

Fastest flight time

5h 16m

Direct flights

None
The fastest flight from St. Louis to Halifax takes 5h 16m
There are no direct flights from St. Louis to Halifax. There are no popular flight routes from St. Louis to Halifax.
Search flight deals

Frequently asked questions about flying from St. Louis to Halifax

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

    Lambert-St Louis and Halifax Intl are 1428.1 mi apart from one another. 5h 16m is a normal flight duration for this route.

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

    Prices for flights from Lambert-St Louis Airport to Halifax Intl Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Halifax Intl Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Halifax Intl Airport.

  • What documentation or ID do you need to fly to Halifax Intl Airport?

    The required travel and health documents for your Halifax Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Halifax Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from St. Louis to Halifax?

Best airlines flying from St. Louis to Halifax

Compare and see reviews for airlines that fly from St. Louis to Halifax with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $288Free CancellationRating
7.4
10,032 reviews
Search United Airlines flights
Air CanadaPriceFrom $327Free CancellationRating
7.1
11,385 reviews
Search Air Canada flights
American AirlinesPriceFrom $361Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights

Traveling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
Dartmouth
Enfield
Lunenburg
Bridgewater
Truro
Liverpool
Windsor

Why use momondo?

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

It is quick and easy to find St. Louis to Halifax flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Halifax that suits you.

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

Yes. momondo allows you to filter the results for St. Louis to Halifax flights to just show those with flexible booking policies.

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

Once you have performed a search for St. Louis to Halifax flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Halifax from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Halifax trip

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