Find flights
Deals
Insights
When to book
FAQs & Tips

YHZ - STL

Find cheap flights from Halifax to St. Louis from $203

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Halifax to St. Louis departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
sex 6/7
sex 6/14

Search hundreds of travel sites at once for deals on flights to St. Louis

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Halifax to St. Louis, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Halifax to St. Louis, as well as popular online travel agencies
In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Cheap flight deals from Halifax to St. Louis (YHZ-STL)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Halifax to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
7:00 am - 3:49 pmYHZ-STL
10h 49m2 stops
6:02 am - 2:17 pmSTL-YHZ
6h 15m1 stop
$362United Airlines
Find Deal
sáb, set 7 - ter, set 10
7:00 am - 3:49 pmYHZ-STL
10h 49m2 stops
6:02 am - 5:06 pmSTL-YHZ
9h 04m2 stops
$368United Airlines
Find Deal
sáb, set 7 - ter, set 10
5:25 pm - 9:05 pmYHZ-STL
5h 40m1 stop
4:05 pm - 1:36 amSTL-YHZ
7h 31m1 stop
$385Air Canada
Find Deal
sáb, set 7 - ter, set 10
5:25 pm - 9:05 pmYHZ-STL
5h 40m1 stop
4:05 pm - 1:36 amSTL-YHZ
7h 31m1 stop
$386Air Canada
Find Deal
sáb, set 7 - ter, set 10
5:50 am - 3:20 pmYHZ-STL
11h 30m2 stops
4:05 pm - 1:36 amSTL-YHZ
7h 31m1 stop
$391Air Canada
Find Deal
sáb, set 7 - ter, set 10
5:50 am - 3:20 pmYHZ-STL
11h 30m2 stops
10:10 am - 12:52 amSTL-YHZ
12h 42m2 stops
$427Air Canada
Find Deal
sáb, set 7 - ter, set 10

Flights from Halifax to St. Louis - Travel Insights & Trends

Get data-powered insights and trends into flights from Halifax to St. Louis to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Halifax to St. Louis?

The average price of all flights from Halifax to St. Louis clicked on KAYAK for each day over the last 12 months.
When flying from Halifax to St. Louis, you should consider leaving on a Monday and avoid Saturdays if you are looking for the best rates. For your return to Halifax, you’ll find the best rates on Sundays and the most expensive ones on Thursdays.

What is the cheapest month to fly from Halifax to St. Louis?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Halifax to St. Louis, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Halifax to St. Louis is January, where tickets cost $367 on average. On the other hand, the most expensive months are March and August, where the average cost of tickets is $1,025 and $828 respectively.

Which airlines provide the cheapest flights from Halifax to St. Louis?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the past 3 days, the cheapest one-way tickets to St. Louis from Halifax were found on Air Canada ($203) and WestJet ($229), and the lowest round-trip tickets were found on United Airlines ($362) and Air Canada ($385).

Good to know

Low season

January

High season

June

Cheapest flight

$203
Best time to beat the crowds with an average 39% drop in price.
Most popular time to fly with an average 19% increase in price.
Flight from Halifax to St. Louis

When to book flights from Halifax to St. Louis

Are your dates flexible? Find out the best times to travel from Halifax to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Halifax to St. Louis

  • What is the cheapest flight from Halifax to St. Louis?

    In the last 3 days, the lowest price for a flight from Halifax to St. Louis was $203 for a one-way ticket and $362 for a round-trip.

  • Do I need a passport to fly between Halifax and St. Louis?

    Yes

  • Which airports will I be using when flying from Halifax to St. Louis?

    Halifax airport is called Halifax Intl and the only airport in St. Louis is Lambert-St Louis.

  • Which aircraft models fly most regularly from Halifax to St. Louis?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Halifax to St. Louis?

    Star Alliance is the only airline alliance operating flights between Halifax and St. Louis.

  • How does KAYAK find such low prices on flights from Halifax to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Halifax to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Halifax to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Halifax is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Halifax to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Halifax with another airline. Booking your flights between Halifax and STL can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Halifax to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Halifax up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Halifax to St. Louis

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Halifax to St. Louis found on KAYAK in the last 72 hours.
8/23sex
1 stopAir Canada
5h 40mYHZ-STL
$203
8/23sex
2 stopsWestJet
10h 14mYHZ-STL
$229
8/23sex
3 stops
20h 10mYHZ-STL
$332

Search by stops

Search by airline

Search by price

Halifax - St. Louis Flights

Departure:

Halifax (undefined)Canada

Destination:

St. Louis (STL)United States

Return flight deals:

St. Louis - Halifax

Cabin classes:

Browse origins:

Browse destinations: