Question 1

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

Accepted Answer

It is quick and easy to find flights to St. Louis 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 St. Louis that suits you.

Question 2

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

Accepted Answer

All flight searches to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

Question 3

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

Accepted Answer

Once you have performed a search for flights to St. Louis, momondo helps you find the right flight 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.

Question 4

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

Accepted Answer

Of course. momondo tracks the price of St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

Question 5

How far in advance should I book a flight to St. Louis?

Accepted Answer

The best time to book a flight to St. Louis from South Africa is 40 days out, which is when prices tend to be around R20 930.

Question 6

Is there an alternative airport near St. Louis?

Accepted Answer

Belleville Airport, Marion Williamson County Airport or Springfield Capital Airport can be an alternative airport used for travel to St. Louis.

Question 7

Which airlines fly to St. Louis?

Accepted Answer

For flights from South Africa to St. Louis, most momondo users will book with popular airlines such as United Airlines, British Airways, Virgin Atlantic and KLM. Depending on what airport you fly from, you may have other airlines to choose from.

Question 8

KLM Flights to St. Louis

Accepted Answer

KLM is a popular choice for users travelling to St. Louis. It operates 22 flights every week to St. Louis, most often flying from Atlanta Hartsfield-Jackson. KLM ticket prices will depend on when and where you need to fly from - deals as low as R17 019 (from Cape Town Intl) have been found by momondo users. In 1 430 reviews, momondo users have rated KLM at an average score of 7,7/10.

Question 9

Virgin Atlantic Flights to St. Louis

Accepted Answer

R17 346 is the best return Virgin Atlantic deal to St. Louis found on momondo in the last few days. The deal departed from Johannesburg OR Tambo. Virgin Atlantic has 16 flights to St. Louis most weeks, with prices varying by availability. 675 momondo users have reviewed Virgin Atlantic, scoring the airline a 7,5/10 on average.

Question 10

When did momondo last update prices for flights to Lambert-St Louis Airport?

Accepted Answer

Prices for flights to Lambert-St Louis Airport refresh daily.

Question 11

How many operators does momondo search for flights to Lambert-St Louis Airport?

Accepted Answer

The number of operators available for flights to Lambert-St Louis Airport is 7 as of December 2025.

Question 12

How old do you have to be to fly to Lambert-St Louis Airport?

Accepted Answer

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 stopovers. It is recommended that you verify with the airline you are booking with for travel to Lambert-St Louis Airport.

Question 13

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

Accepted Answer

The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Question 14

How long does it take to fly to St. Louis?

Accepted Answer

The average flight duration from South Africa to St. Louis depends on which airport you fly into and out of. Flying from Johannesburg OR Tambo to Lambert-St Louis is 35h 24m on average, while flying from Cape Town Intl to Lambert-St Louis is 27h 38m on average. Lambert-St Louis is the most popular airport in St. Louis.

Question 15

What is the cheapest day to depart on your flight to St. Louis?

Accepted Answer

The cheapest day to depart from South Africa to St. Louis is on a Wednesday when prices can be found for as low as R16 898. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to St. Louis on Saturday is R22 858.

Question 16

What is the cheapest time of day to depart on your flight to St. Louis?

Accepted Answer

Our data shows that the cheapest South Africa to St. Louis flights are usually those with departure times at midday. Our users have found flights to St. Louis at midday for as low as R16 919. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around R22 685 per ticket.

Question 17

How far in advance should I book a flight to St. Louis?

Accepted Answer

You are more likely to see cheaper flights to St. Louis from South Africa when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around R20 930 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from South Africa for as low as R18 844 on momondo.

Question 18

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

Accepted Answer

In general, October is the cheapest month to fly from South Africa to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R17 528. If you aren’t able to travel to St. Louis during the month of October, then flying in November is also cheap. Prices for this month can be found on momondo for an average of R17 528.

CHEAPEST MONTH TO FLY TO ST. LOUIS FROM JOHANNESBURG OR TAMBO AIRPORT	October	17% cheaper	Flying from Johannesburg OR Tambo Airport to St. Louis costs on average just R17 528 in October
MOST EXPENSIVE MONTH TO FLY TO ST. LOUIS FROM JOHANNESBURG OR TAMBO AIRPORT	April	23% more expensive	It costs about R25 777 for flights to St. Louis from Johannesburg OR Tambo Airport in April
MOST POPULAR MONTH TO FLY TO ST. LOUIS FROM JOHANNESBURG OR TAMBO AIRPORT	June	560% more users visited	More momondo users searched in flights to St. Louis from Johannesburg OR Tambo Airport in June than any other month

Best Round-Trip Price	R17 477
Fastest flight time	28h 20m
Popular in	June

R17 477 Cheap flights to St. Louis

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to St. Louis departing on 1/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frequently asked questions about flying to St. Louis

How far in advance should I book a flight to St. Louis?

Is there an alternative airport near St. Louis?

When did momondo last update prices for flights to Lambert-St Louis Airport?

How many operators does momondo search for flights to Lambert-St Louis Airport?

How old do you have to be to fly to Lambert-St Louis Airport?

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

Why use momondo?

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

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

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

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

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