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Antananarivo

$2,089+ Cheap flights from St. Louis (STL) to Antananarivo (TNR)

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TNR
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheap flight deals from St. Louis to Antananarivo

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Antananarivo (TNR). 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 June 18, 2025.

Round-trip from

$2,089
(Delta)
From Lambert-St Louis to Antananarivo
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Find flight deals from St. Louis to Antananarivo

Cheapest flights from St. Louis to Antananarivo
Explore the most affordable flight options available from St. Louis to Antananarivo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/36:00 amSTL - TNR
2 stops32h 20mDelta
Sun 7/612:30 amTNR - STL
2 stops31h 23mDelta
Deal found 6/17$2,089
This Mytrip deal was found by Cheapflights users on 6/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/31:30 pmSTL - TNR
2 stops24h 50mMultiple Airlines
Mon 7/72:50 pmTNR - STL
3 stops32h 26mMultiple Airlines
Deal found 6/17$3,507
This Trip.com deal was found by Cheapflights users on 6/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/35:20 pmSTL - TNR
2 stops60h 40mUnited Airlines
Mon 7/72:45 pmTNR - STL
2 stops27h 55mUnited Airlines
Deal found 6/17$3,680

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Antananarivo 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 June 18, 2025.
Use the filters below to find and compare flights from St. Louis to Antananarivo that are best for you.

Fly from

St. Louis

Fly to

Antananarivo

Route

Depart

Return

Price

St. LouisAntananarivo

STL - TNR

STLTNR

Lambert-St Louis

Thu 7/3

6:00 am-10:20 pm

2 stops32h 20m

Antananarivo

Sun 7/6

12:30 am-11:53 pm

2 stops31h 23m

$2,089

St. LouisAntananarivo

STL - TNR

STLTNR

Lambert-St Louis

Thu 7/3

1:30 pm-10:20 pm

2 stops24h 50m

Antananarivo

Mon 7/7

2:50 pm-3:16 pm

3 stops32h 26m

$3,507

St. LouisAntananarivo

STL - TNR

STLTNR

Lambert-St Louis

Thu 7/3

5:20 pm-2:00 pm

2 stops60h 40m

Antananarivo

Mon 7/7

2:45 pm-10:40 am

2 stops27h 55m

$3,680

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

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

Have a flexible travel schedule? Discover the best time to fly to Antananarivo 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Antananarivo

Rainfall in Antananarivo by month

Plan your trip to Antananarivo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Antananarivo ranges from 0.0 - 11.0 inches per month. January is typically the wettest month, when rainfall can reach 11.0 in. June is typically the driest time to visit Antananarivo when rainfall is around 0.0 in.

Temperature in Antananarivo by month

Plan your trip to Antananarivo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Antananarivo, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 59.0 F).

Reviews of airlines servicing Antananarivo

Get insights into the airlines that provide service to Antananarivo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Antananarivo. Reviews last updated June 18, 2025.
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,810 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines flying from St. Louis to Antananarivo round-trip?

    Currently priced at $2,089, Delta will fly you from St. Louis to Antananarivo and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $3,680.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Antananarivo 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 Antananarivo?

    Currently, March is the cheapest month in which you can book a flight from St. Louis to Antananarivo (average of $1,157). Flying from St. Louis to Antananarivo in July is currently the most expensive (average of $2,205). 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.

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