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$1,533+ Cheap flights from St. Louis (STL) to Mombasa (MBA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MBA
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from St. Louis to Mombasa

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Mombasa (MBA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$1,533
(Lufthansa)
From Lambert-St Louis to Mombasa Moi Intl
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Find flight deals from St. Louis to Mombasa

Cheapest flights from St. Louis to Mombasa
Explore the most affordable flight options available from St. Louis to Mombasa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Lufthansa deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/23:50 pmSTL - MBA
1 stop29h 40mLufthansa
jue. 11/612:25 pmMBA - STL
1 stop34h 30mLufthansa
Deal found 9/10$1,533
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/28:25 amSTL - MBA
2 stops42h 15mUnited Airlines
jue. 11/66:45 pmMBA - STL
3 stops33h 31mUnited Airlines
Deal found 9/10$3,649

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Mombasa 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from St. Louis to Mombasa that are best for you.

Fly from

St. Louis

Fly to

Mombasa

Route

Depart

Return

Price

St. LouisMombasa

STL - MBA

STLMBA

Lambert-St Louis

dom. 11/2

3:50 pm-6:30 am

1 stop29h 40m

Mombasa Moi Intl

jue. 11/6

12:25 pm-1:55 pm

1 stop34h 30m

$1,533

St. LouisMombasa

STL - MBA

STLMBA

Lambert-St Louis

dom. 11/2

8:25 am-11:40 am

2 stops42h 15m

Mombasa Moi Intl

jue. 11/6

6:45 pm-7:16 pm

3 stops33h 31m

$3,649

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from St. Louis to Mombasa

Have a flexible travel schedule? Discover the best time to fly to Mombasa from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Mombasa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Mombasa?

    Lufthansa can get you from St. Louis to Mombasa in just under 29h 40m. Your travel time can differ by up to . Airlines will cover a distance of 8488 mi.

  • Can I find deals for flights from St. Louis to Mombasa that include hotel bookings?

    Yes. In addition to deals on St. Louis to Mombasa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Mombasa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Mombasa.

  • Can I find deals for business class flights from St. Louis to Mombasa?

    Yes. Cheapflights offers flight deals from St. Louis to Mombasa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Mombasa?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Mombasa (average of $1,047). Flying from St. Louis to Mombasa in July is currently the most expensive (average of $1,729). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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