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Cheap flights from St. Louis to North America from $41

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 8/4. 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 North America

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:41 pm - 5:43 pm
STL
-
DFW
2h 02mnonstop
Frontier Logo
12:49 pm - 2:48 pm
DFW
-
STL
1h 59mnonstop
$108Frontier
일, 8월 2 - 화, 8월 25
Frontier Logo
3:41 pm - 5:43 pm
STL
-
DFW
2h 02mnonstop
Frontier Logo
12:49 pm - 2:48 pm
DFW
-
STL
1h 59mnonstop
$109Frontier
화, 8월 4 - 목, 8월 27
Frontier Logo
3:41 pm - 5:43 pm
STL
-
DFW
2h 02mnonstop
Frontier Logo
12:49 pm - 2:48 pm
DFW
-
STL
1h 59mnonstop
$112Frontier
목, 8월 6 - 화, 8월 25
Southwest Logo
3:20 pm - 6:45 pm
STL
-
LAS
5h 25m
1 stop
Southwest Logo
6:10 am - 3:25 pm
LAS
-
STL
7h 15m
2 stops
$200Southwest
월, 8월 3 - 토, 8월 15
Southwest Logo
8:25 am - 12:50 pm
STL
-
LAS
6h 25m
2 stops
Southwest Logo
11:15 am - 7:20 pm
LAS
-
STL
6h 05m
1 stop
$204Southwest
일, 8월 9 - 목, 8월 13
Delta Logo
10:00 am - 6:21 pm
STL
-
IAD
7h 21m
1 stop
Delta Logo
12:18 pm - 3:14 pm
IAD
-
STL
3h 56m
1 stop
$263Delta
목, 9월 24 - 토, 9월 26
United Airlines Logo
6:00 am - 11:55 am
STL
-
IAD
4h 55m
1 stop
United Airlines Logo
5:55 pm - 7:26 pm
IAD
-
STL
2h 31mnonstop
$267United Airlines
토, 7월 4 - 토, 7월 4
American Airlines Logo
5:33 am - 9:48 am
STL
-
HOU
4h 15m
1 stop
American Airlines Logo
6:49 pm - 11:58 pm
HOU
-
STL
5h 09m
1 stop
$274American Airlines
토, 8월 1 - 화, 8월 4
American Airlines Logo
10:16 am - 3:26 pm
STL
-
HOU
5h 10m
1 stop
American Airlines Logo
12:14 pm - 6:05 pm
HOU
-
STL
5h 51m
1 stop
$276American Airlines
화, 8월 11 - 토, 8월 15
Delta Logo
2:18 pm - 7:29 pm
STL
-
EWR
4h 11m
1 stop
Delta Logo
9:40 am - 1:20 pm
EWR
-
STL
4h 40m
1 stop
$297Delta
화, 12월 1 - 금, 12월 4

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Frontier flights from St. Louis to North America

Our best Frontier deals on St. Louis to North America flight tickets
Frontier
Aug 2
STL3:41 pmLambert-St Louis
2h 02m
DFW5:43 pmDallas/Fort Worth
Aug 25
DFW12:49 pmDallas/Fort Worth
1h 59m
STL2:48 pmLambert-St Louis
$108
Frontier
Aug 4
STL3:41 pmLambert-St Louis
2h 02m
DFW5:43 pmDallas/Fort Worth
Aug 27
DFW12:49 pmDallas/Fort Worth
1h 59m
STL2:48 pmLambert-St Louis
$109
Frontier
Aug 6
STL3:41 pmLambert-St Louis
2h 02m
DFW5:43 pmDallas/Fort Worth
Aug 25
DFW12:49 pmDallas/Fort Worth
1h 59m
STL2:48 pmLambert-St Louis
$112

Delta flights from St. Louis to North America

Our best Delta deals on St. Louis to North America flight tickets
Delta
Jul 1
STL8:49 amLambert-St Louis
6h 04m
1 stop
LAS12:53 pmLas Vegas Harry Reid Intl
Jul 8
LAS5:00 pmLas Vegas Harry Reid Intl
5h 41m
1 stop
STL12:41 amLambert-St Louis
$217
Delta
Jul 28
STL7:08 amLambert-St Louis
6h 47m
1 stop
MIA2:55 pmMiami
Jul 28
MIA7:25 pmMiami
5h 28m
1 stop
STL11:53 pmLambert-St Louis
$275
Delta
Dec 1
STL2:18 pmLambert-St Louis
4h 11m
1 stop
EWR7:29 pmNewark
Dec 4
EWR9:40 amNewark
4h 40m
1 stop
STL1:20 pmLambert-St Louis
$297

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to North America 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 6월 11, 2026.
Use the filters below to find and compare flights from St. Louis to North America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

일 8/2

3:41 pm-5:43 pm

Nonstop2h 02m

Dallas/Fort Worth

화 8/25

12:49 pm-2:48 pm

Nonstop1h 59m

$108

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

화 8/4

3:41 pm-5:43 pm

Nonstop2h 02m

Dallas/Fort Worth

목 8/27

12:49 pm-2:48 pm

Nonstop1h 59m

$109

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

목 8/6

3:41 pm-5:43 pm

Nonstop2h 02m

Dallas/Fort Worth

화 8/25

12:49 pm-2:48 pm

Nonstop1h 59m

$112

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

월 8/3

3:20 pm-6:45 pm

1 stop5h 25m

Las Vegas Harry Reid Intl

토 8/15

6:10 am-3:25 pm

2 stops7h 15m

$200

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

일 8/9

8:25 am-12:50 pm

2 stops6h 25m

Las Vegas Harry Reid Intl

목 8/13

11:15 am-7:20 pm

1 stop6h 05m

$204

St. LouisWashington, D.C.

STL - IAD

STLIAD

Lambert-St Louis

목 9/24

10:00 am-6:21 pm

1 stop7h 21m

Washington, D.C. Dulles Intl

토 9/26

12:18 pm-3:14 pm

1 stop3h 56m

$263

St. LouisWashington, D.C.

STL - IAD

STLIAD

Lambert-St Louis

토 7/4

6:00 am-11:55 am

1 stop4h 55m

Washington, D.C. Dulles Intl

토 7/4

5:55 pm-7:26 pm

Nonstop2h 31m

$267

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

토 8/1

5:33 am-9:48 am

1 stop4h 15m

Houston Hobby

화 8/4

6:49 pm-11:58 pm

1 stop5h 09m

$274

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

화 8/11

10:16 am-3:26 pm

1 stop5h 10m

Houston Hobby

토 8/15

12:14 pm-6:05 pm

1 stop5h 51m

$276

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

화 12/1

2:18 pm-7:29 pm

1 stop4h 11m

Newark

금 12/4

9:40 am-1:20 pm

1 stop4h 40m

$297

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 October is, on average, the cheapest month to fly to North America from St. Louis, with most prices found around $328. If you are unable to visit North America during the month of October, then departing from St. Louis during the month August is also very affordable. Most momondo users find prices during this month for around $330.

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 Wednesday. Travelers who choose to depart for North America on a Wednesday will often find tickets for as low as $375. 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 $478.

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 $357. Try not to purchase tickets in the afternoon because they tend to be around $483. 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 Atlanta Hartsfield-Jackson for the best Lambert-St Louis - North America flight prices

What cabin class options are available on St. Louis to North America flights?

There are 4 cabin classes available to choose from on 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.

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

No. A direct flight is the cheapest option for a flight between St. Louis to North America.

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

$88

Fastest flight time

1h 05m

Direct flights

Every day

Airports in North America

5,166 airports
The best one-way flight to North America from St. Louis in the past 72 hours is $88. The best round-trip flight deal from St. Louis to North America found on momondo in the last 72 hours is $197.
The fastest flight from St. Louis to North America takes 1h 05m
Direct flights go from St. Louis to North America every day.
There are 5,166 airports in North America. From St. Louis there are direct flights to Dallas/Fort Worth (DFW), Houston Hobby (HOU).
Search flight deals

Frequently asked questions about flying from St. Louis to North America

  • 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?

  • 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?

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
FrontierPriceFrom $56Free CancellationRating
5.6
2,898 reviews
Search Frontier flights
DeltaPriceFrom $124Free CancellationRating
7.9
8,398 reviews
Search Delta flights
SouthwestPriceFrom $157Free CancellationRating
7.9
4,235 reviews
Search Southwest flights
American AirlinesPriceFrom $166Free CancellationRating
7.1
11,640 reviews
Search American Airlines flights
United AirlinesPriceFrom $178Free CancellationRating
7.4
9,808 reviews
Search United Airlines flights
JetBluePriceFrom $181Free CancellationRating
7.1
2,981 reviews
Search JetBlue flights
Hawaiian AirlinesPriceFrom $217Free CancellationRating
7.8
2,830 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $217Free CancellationRating
7.9
12,480 reviews
Search Alaska Airlines flights
Air CanadaPriceFrom $236Free CancellationRating
7.1
11,158 reviews
Search Air Canada flights

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.

An easier way to manage your North America trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to North America

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