Cheap flights from St. Louis to North America from $54
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 North America departing on 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from St. Louis to North America
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
American Airlines flights from St. Louis to North America
Our best American Airlines deals on St. Louis to North America flight tickets
Spirit Airlines flights from St. Louis to North America
Our best Spirit Airlines deals on St. Louis to North America flight tickets
How to get the cheapest flight ticket from St. Louis to North America
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 month to fly to North America?
The month of April is, on average, the cheapest month to fly to North America from St. Louis, with most prices found around $263. If you are unable to visit North America during the month of April, then departing from St. Louis during the month September is also very affordable. Most momondo users find prices during this month for around $270.
What is the cheapest day to depart on your flight to North America?
The cheapest day to depart from St. Louis to North America is on a Thursday. Travelers who choose to depart for North America on a Thursday will often find tickets for as low as $344. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to North America on Sunday is $405.
What is the cheapest time of day to depart on your flight to North America?
The cheapest time of day to fly to North America is at noon when flights can be purchased for as low as $307. Try not to purchase tickets in the afternoon because they tend to be around $405. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Lambert-St Louis to North America flight route?
Fly from Lambert-St Louis to Denver Intl for the best Lambert-St Louis - North America flight prices
How far in advance should I book a flight to North America?
You are more likely to see cheaper flights to North America from St. Louis when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to North America for around $342 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to North America from St. Louis for as low as $256 on momondo.
What cabin class options are available on Lambert-St Louis to North America flights?
There are 4 cabin classes available to choose from on Lambert-St Louis to North America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Lambert-St Louis to North America?
Spirit Airlines, American Airlines, and Frontier are the most popular carriers operating from Lambert-St Louis to North America
What airlines fly to North America?
Frontier, American Airlines and Southwest are the top three most popular airlines that fly to North America from St. Louis according to our data. Frontier is the first choice among our users, with 33% of people opting to fly with this airline when traveling to North America. Keep in mind that there are 10 different airlines that fly to North America on a routine basis, so you have a few additional options to choose from.
How many flights depart from St. Louis to North America on average per day?
As of June 2025, 82 flights take off from St. Louis and land in North America each day. The most common flight departure time for this route is 6:00AM, with 48% of daily flights taking off at noon.
How many flights depart from St. Louis to North America on average per week?
As of June 2025, 578 flights take off from St. Louis and land in North America each week. The most common flight departure day for this route is Thu, with 19% of weekly flights taking off on this day.
Cheap St. Louis to North America flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to North America
Best Price Found | $54 |
|---|---|
Fastest flight time | 1h 48m |
Direct flights | Every day |
Airports in North America | 6 airports |
When did momondo last update prices for flights from Lambert-St Louis Airport to North America?
Prices for flights from Lambert-St Louis Airport to North America were last updated today.
How many operators does momondo search for flights from Lambert-St Louis Airport to North America?
The number of operators available for flights from Lambert-St Louis Airport to North America is 11 as of June 2025.
How old do you have to be to fly from Lambert-St Louis Airport to North America?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to North America.
What documentation or ID do you need to fly to North America?
The necessary travel and health documents for your North America trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from St. Louis to North America?
Based on momondo bookings for flights between St. Louis and North America, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 19.92% of the total bookings. Other popular models include Boeing 737-700 Passenger/BBJ1 (winglets) with 17.14%, Boeing 737 MAX 8 with 15.64%, and Airbus A319 with 6.73%.
Best airlines flying from St. Louis to North America
Compare and see reviews for airlines that fly from St. Louis to North America with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $45 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $56 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $94 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $104 | Free Cancellation | Rating 7.3 725 reviews | |||
| PriceFrom $152 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $187 | Free Cancellation | Rating 8.0 4,287 reviews | |||
| PriceFrom $192 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $193 | Free Cancellation | Rating 6.5 27 reviews | |||
| PriceFrom $236 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $241 | Free Cancellation | Rating 7.8 2,494 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from St. Louis to North America?
It is quick and easy to find St. Louis to North America 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 North America that suits you.
Can I find flights from St. Louis to North America with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to North America from St. Louis with this policy.
How can momondo help me find flights from St. Louis to North America?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to North America from St. Louis.
I’m not ready to book a flight from St. Louis to North America right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of St. Louis to North America flights. All you need is a valid email address and we will do the rest; it is that quick and easy.