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Cheap flights from Halifax to St. Louis from C$ 238

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 15/7. 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

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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 a.m. - 12:06 p.m.
YHZ
-
STL
7h 06m
1 stop
Air Canada Logo
8:40 a.m. - 5:09 p.m.
STL
-
YHZ
6h 29m
1 stop
C$ 423Air Canada
Tue, 2 Jun - Sat, 6 Jun
Air Canada Logo
6:20 a.m. - 12:06 p.m.
YHZ
-
STL
7h 46m
2 stops
Air Canada Logo
8:40 a.m. - 8:30 p.m.
STL
-
YHZ
9h 50m
2 stops
C$ 429Air Canada
Tue, 2 Jun - Sat, 6 Jun
Air Canada Logo
6:00 a.m. - 12:06 p.m.
YHZ
-
STL
8h 06m
1 stop
Air Canada Logo
8:40 a.m. - 8:30 p.m.
STL
-
YHZ
9h 50m
2 stops
C$ 433Air Canada
Tue, 2 Jun - Sat, 6 Jun
Air Canada Logo
6:00 a.m. - 12:06 p.m.
YHZ
-
STL
8h 06m
1 stop
Air Canada Logo
2:15 p.m. - 10:09 p.m.
STL
-
YHZ
5h 54m
1 stop
C$ 434Air Canada
Tue, 2 Jun - Sat, 6 Jun
Air Canada Logo
6:20 a.m. - 12:06 p.m.
YHZ
-
STL
7h 46m
2 stops
Air Canada Logo
8:40 a.m. - 8:30 p.m.
STL
-
YHZ
9h 50m
2 stops
C$ 438Air Canada
Tue, 2 Jun - Sat, 6 Jun
WestJet Logo
3:30 p.m. - 8:37 p.m.
YHZ
-
STL
7h 07m
1 stop
WestJet Logo
6:30 a.m. - 9:40 p.m.
STL
-
YHZ
13h 10m
1 stop
C$ 447WestJet
Wed, 22 Jul - Wed, 29 Jul
WestJet Logo
5:50 p.m. - 9:44 a.m.
YHZ
-
STL
17h 54m
2 stops
WestJet Logo
6:45 a.m. - 9:40 p.m.
STL
-
YHZ
12h 55m
1 stop
C$ 449WestJet
Mon, 11 May - Mon, 18 May
WestJet Logo
3:30 p.m. - 8:37 p.m.
YHZ
-
STL
7h 07m
1 stop
WestJet Logo
10:19 a.m. - 9:25 p.m.
STL
-
YHZ
9h 06m
2 stops
C$ 460WestJet
Wed, 22 Jul - Wed, 29 Jul
Delta Logo
3:30 p.m. - 9:09 p.m.
YHZ
-
STL
7h 39m
1 stop
Delta Logo
10:19 a.m. - 9:45 p.m.
STL
-
YHZ
9h 26m
1 stop
C$ 472Delta
Sun, 24 May - Sun, 31 May
WestJet Logo
8:30 a.m. - 10:12 p.m.
YHZ
-
STL
15h 42m
2 stops
WestJet Logo
6:30 a.m. - 7:25 p.m.
STL
-
YHZ
10h 55m
2 stops
C$ 474WestJet
Wed, 22 Jul - Wed, 29 Jul

Air Canada flights from Halifax to St. Louis

Our best Air Canada deals on Halifax to St. Louis flight tickets
Air Canada
2 Jun
YHZ7:00 a.m.Halifax Intl
7h 06m
1 stop
STL12:06 p.m.Lambert-St Louis
6 Jun
STL8:40 a.m.Lambert-St Louis
6h 29m
1 stop
YHZ5:09 p.m.Halifax Intl
C$ 423
Air Canada
2 Jun
YHZ6:20 a.m.Halifax Intl
7h 46m
2 stops
STL12:06 p.m.Lambert-St Louis
6 Jun
STL8:40 a.m.Lambert-St Louis
9h 50m
2 stops
YHZ8:30 p.m.Halifax Intl
C$ 429
Air Canada
2 Jun
YHZ7:00 a.m.Halifax Intl
7h 06m
1 stop
STL12:06 p.m.Lambert-St Louis
6 Jun
STL8:40 a.m.Lambert-St Louis
6h 29m
1 stop
YHZ5:09 p.m.Halifax Intl
C$ 433

WestJet flights from Halifax to St. Louis

Our best WestJet deals on Halifax to St. Louis flight tickets
WestJet
22 Jul
YHZ3:30 p.m.Halifax Intl
7h 07m
1 stop
STL8:37 p.m.Lambert-St Louis
29 Jul
STL6:30 a.m.Lambert-St Louis
13h 10m
1 stop
YHZ9:40 p.m.Halifax Intl
C$ 447
WestJet
11 May
YHZ5:50 p.m.Halifax Intl
17h 54m
2 stops
STL9:44 a.m.Lambert-St Louis
18 May
STL6:45 a.m.Lambert-St Louis
12h 55m
1 stop
YHZ9:40 p.m.Halifax Intl
C$ 449
WestJet
22 Jul
YHZ3:30 p.m.Halifax Intl
7h 07m
1 stop
STL8:37 p.m.Lambert-St Louis
29 Jul
STL10:19 a.m.Lambert-St Louis
9h 06m
2 stops
YHZ9:25 p.m.Halifax Intl
C$ 460

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 96,600 searches. Data last updated 14 April 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
Quickest round-trip

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 2/6

7:00 a.m.-12:06 p.m.

1 stop7h 06m

Lambert-St Louis

Sat 6/6

8:40 a.m.-5:09 p.m.

1 stop6h 29m

C$ 423

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 2/6

6:20 a.m.-12:06 p.m.

2 stops7h 46m

Lambert-St Louis

Sat 6/6

8:40 a.m.-8:30 p.m.

2 stops9h 50m

C$ 429

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 2/6

6:00 a.m.-12:06 p.m.

1 stop8h 06m

Lambert-St Louis

Sat 6/6

8:40 a.m.-8:30 p.m.

2 stops9h 50m

C$ 433

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 2/6

6:00 a.m.-12:06 p.m.

1 stop8h 06m

Lambert-St Louis

Sat 6/6

2:15 p.m.-10:09 p.m.

1 stop5h 54m

C$ 434

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 2/6

6:20 a.m.-12:06 p.m.

2 stops7h 46m

Lambert-St Louis

Sat 6/6

8:40 a.m.-8:30 p.m.

2 stops9h 50m

C$ 438

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 22/7

3:30 p.m.-8:37 p.m.

1 stop7h 07m

Lambert-St Louis

Wed 29/7

6:30 a.m.-9:40 p.m.

1 stop13h 10m

C$ 447

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 11/5

5:50 p.m.-9:44 a.m.

2 stops17h 54m

Lambert-St Louis

Mon 18/5

6:45 a.m.-9:40 p.m.

1 stop12h 55m

C$ 449

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 22/7

3:30 p.m.-8:37 p.m.

1 stop7h 07m

Lambert-St Louis

Wed 29/7

10:19 a.m.-9:25 p.m.

2 stops9h 06m

C$ 460

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sun 24/5

3:30 p.m.-9:09 p.m.

1 stop7h 39m

Lambert-St Louis

Sun 31/5

10:19 a.m.-9:45 p.m.

1 stop9h 26m

C$ 472

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 22/7

8:30 a.m.-10:12 p.m.

2 stops15h 42m

Lambert-St Louis

Wed 29/7

6:30 a.m.-7:25 p.m.

2 stops10h 55m

C$ 474

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

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

Delta, United Airlines, and Air Canada are the most popular carriers operating from Halifax Intl to Lambert-St Louis

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

7h 06m

Direct flights

None
The fastest flight from Halifax to St. Louis takes 7h 06m
There are no direct flights from Halifax to St. Louis. There are no popular flight routes from Halifax to St. Louis.
Search flight deals

Frequently asked questions about flying from Halifax to St. Louis

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

    The distance between Halifax Intl and Lambert-St Louis is about 2298.3 km. A reasonable flight in good conditions will take 7h 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 many operators does momondo search for flights from Halifax Intl Airport to Lambert-St Louis Airport?

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

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

    The required travel and health documents for your Lambert-St Louis 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 Lambert-St Louis 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 Halifax to St. Louis?

Best airlines flying from Halifax to St. Louis

Compare and see reviews for airlines that fly from Halifax to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 421Free CancellationRating
7.4
9,581 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to St. Louis from Halifax is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

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

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

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

Once you have performed a search for Halifax to St. Louis 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 Halifax to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Halifax 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.

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