Cheap Flights from St. Louis (STL) to Niamey (NIM)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Niamey (NIM-Diori Hamani Intl.)

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM) cost?
Lock in a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM)?
is the least expensive month to fly from STL to NIM. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest STL to NIM flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM)?
You'll have to hop on a flight with a layover when traveling from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from STL to NIM?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a number of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM)?
Select a flight from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM) last-minute?
Last-minute bookings from STL to NIM are generally more expensive. To secure the best prices, start searching for flights well in advance. That said, if you can play around with your travel dates, it's possible to score a cheap ticket just before your departure.
Is it cheaper to book a STL to NIM flight and hotel package?
Compared with arranging flights and hotels separately, booking a STL to NIM flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the stress out of travel planning. Simply pick your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Diori Hamani Intl. Airport (NIM)?
It's generally possible to reschedule or cancel your STL to NIM flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Diori Hamani Intl.
Distance
5773 mi

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St. Louis to Niamey Flights

The cheapest times to fly from St. Louis to Niamey

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Niamey are during the month of . You can find some of the cheapest flights from St. Louis to Niamey with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Niamey

Sunday is one of the best days to book for cheap flights from St. Louis to Niamey: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Niamey

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Niamey in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Niamey flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Niamey airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Niamey Flights

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*Available to One Key members.