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$933+ Cheap flights from Riyadh (RUH) to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
RUH — STL
Jul 13 — Jul 201
Mon 7/13
Mon 7/20
1 adult, Economy
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Cheap flight deals from Riyadh to St. Louis

Cheapest flights from Riyadh to St. Louis
Explore the most affordable flight options available from Riyadh to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 13, 2026.

This Turkish Airlines deal was found by Cheapflights users on 6/8. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:25 am
RUH
-
STL
2 stops47h 35m
Turkish Airlines
Mon 8/318:00 am
STL
-
RUH
2 stops19h 15m
Turkish Airlines
Deal found 6/8$1,239

Find flight deals from Riyadh to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Riyadh (RUH) to St. Louis (STL). 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 13, 2026.

Round-trip from

$1,239
(Turkish Airlines)

One-way from

$933
(Expedia)
From Riyadh King Khaled Intl to Lambert-St Louis
Search Deals
One-way flight from Riyadh King Khaled Intl to Lambert-St Louis
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Riyadh to St. Louis 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 13, 2026.
Use the filters below to find and compare flights from Riyadh to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

RiyadhSt. Louis

RUH - STL

RUHSTL

Riyadh King Khaled Intl

Thu 8/27

6:25 am-10:00 pm

2 stops47h 35m

Lambert-St Louis

Mon 8/31

8:00 am-11:15 am

2 stops19h 15m

$1,239
Cheapest one-way

RiyadhSt. Louis

RUH - STL

RUHSTL

Riyadh King Khaled Intl

Thu 8/6

12:10 am-9:26 pm

2 stops29h 16m

$933

RiyadhSt. Louis

RUH - STL

RUHSTL

Riyadh King Khaled Intl

Thu 8/6

1:45 am-8:57 am

3 stops39h 12m

$976
Quickest one-way

RiyadhSt. Louis

RUH - STL

RUHSTL

Riyadh King Khaled Intl

Thu 8/6

12:35 am-7:30 pm

1 stop26h 55m

$3,319

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Sorted by cheapest first

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Riyadh 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 Riyadh to St. Louis. 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 Riyadh to St. Louis?

    For as low as $1,239, Turkish Airlines can have you in St. Louis from Riyadh in 47h 35m. There are 7228 mi between Riyadh and St. Louis.

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

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

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

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

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

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

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Alton
Farmington

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