$1,209 Cheap Flights from St. Louis (STL) to Asmara (ASM)

View $1,209 flight on Tue, May 6, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Asmara (ASM-Asmara Intl.)

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Cheap Flights from St. Louis to Asmara (STL-ASM)

Prices were available within the past 7 days and start at $1,209 for one-way flights and $2,736 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,736 Roundtrip, found 2 days ago
$2,736
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,736 found 2 days ago
Turkish Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,740 Roundtrip, found 2 days ago
$2,740
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,740 found 2 days ago
Turkish Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,766 Roundtrip, found 2 days ago
$2,766
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,766 found 2 days ago
Turkish Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,796 Roundtrip, found 2 days ago
$2,796
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,796 found 2 days ago
Turkish Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,820 Roundtrip, found 2 days ago
$2,820
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,820 found 2 days ago
Turkish Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,841 Roundtrip, found 2 days ago
$2,841
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,841 found 2 days ago
Turkish Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,853 Roundtrip, found 2 days ago
$2,853
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,853 found 2 days ago
Alaska Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,865 Roundtrip, found 2 days ago
$2,865
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,865 found 2 days ago
Turkish Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,879 Roundtrip, found 2 days ago
$2,879
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,879 found 2 days ago
Turkish Airlines
Sat, May 24 - Sun, Jun 29
STL
St. Louis
ASM
Asmara
$2,901 Roundtrip, found 2 days ago
$2,901
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, May 24 from St. Louis to Asmara, returning Sun, Jun 29, priced at $2,901 found 2 days ago
Flights from St. Louis (STL) to Asmara (ASM)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Asmara Intl.
Roundtrip price
$2,735
Distance
7470 mi

St. Louis to Asmara Flights

The cheapest times to fly from St. Louis to Asmara

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 Asmara are during the month of May. You can find some of the cheapest flights from St. Louis to Asmara with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. Louis to Asmara: 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 Asmara

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 Asmara in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,209 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 Asmara 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 Asmara 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.

 

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Asmara Intl. Airport (ASM) cost?
Discover the latest flight deals from STL to ASM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from STL to ASM?
The cheapest flights from STL to ASM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from STL to ASM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from STL to ASM. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Asmara Intl. Airport (ASM)?
Nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Asmara Intl. Airport (ASM) aren’t available daily, so you’ll have to take a flight with a layover. Explore your options with Expedia’s filter tool. Enter your dates and choose either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from STL to ASM?
Friday is typically the busiest day for flights, while Tuesday tends to be 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 Asmara Intl. Airport (ASM)?
Opt for a flight from Lambert-St. Louis Intl. Airport (STL) to Asmara Intl. Airport (ASM) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be canceled.**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 Asmara Intl. Airport (ASM) last-minute?
Booking your flight from STL to ASM shortly before your trip is usually more expensive. But if you’re flexible with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a STL to ASM flight and hotel package?
Booking a STL to ASM flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our extensive range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Asmara Intl. Airport (ASM)?
If you booked your STL to ASM flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

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*Available to One Key members.