HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$888+ Cheap flights from Riyadh (RUH) to St. Louis (STL)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
RUH — STL
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Riyadh to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Riyadh to St. Louis

Best flights from Riyadh to St. Louis
Discover carefully curated flight deals from Riyadh to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2025.

This British Airways deal was found by Cheapflights users on 10/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/111:00 amRUH - STL
2 stops31h 30mBritish Airways
Mon 2/1611:34 amSTL - RUH
2 stops33h 01mBritish Airways
Deal found 10/26$888
This KLM deal was found by Cheapflights users on 10/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1211:55 pmRUH - STL
3 stops29h 44mKLM
Mon 2/164:00 pmSTL - RUH
2 stops21h 50mKLM
Deal found 10/25$1,223
This Qatar Airways deal was found by Cheapflights users on 10/26. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/128:30 pmRUH - STL
2 stops26h 28mQatar Airways
Mon 2/165:49 pmSTL - RUH
2 stops24h 46mQatar Airways
Deal found 10/26$1,954

Cheap 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 October 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$888
(British Airways)
Provider with most accurate pricing for Riyadh King Khaled Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Riyadh King Khaled Intl-Lambert-St Louis flights.
Search Deals
From Riyadh King Khaled Intl to Lambert-St Louis
Search Deals

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 October 28, 2025.
Use the filters below to find and compare flights from Riyadh to St. Louis that are best for you.

Fly from

Riyadh

Fly to

St. Louis

Route

Depart

Return

Price

RiyadhSt. Louis

RUH - STL

RUHSTL

Riyadh King Khaled Intl

Wed 2/11

1:00 am-11:30 pm

2 stops31h 30m

Lambert-St Louis

Mon 2/16

11:34 am-5:35 am

2 stops33h 01m

$888

RiyadhSt. Louis

RUH - STL

RUHSTL

Riyadh King Khaled Intl

Thu 2/12

11:55 pm-8:39 pm

3 stops29h 44m

Lambert-St Louis

Mon 2/16

4:00 pm-10:50 pm

2 stops21h 50m

$1,223

RiyadhSt. Louis

RUH - STL

RUHSTL

Riyadh King Khaled Intl

Thu 2/12

8:30 pm-1:58 pm

2 stops26h 28m

Lambert-St Louis

Mon 2/16

5:49 pm-3:35 am

2 stops24h 46m

$1,954

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

  • Most accurate provider: When it comes to deals on Riyadh-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Riyadh-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Riyadh-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Riyadh-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Riyadh-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $1,223, British Airways can have you in St. Louis from Riyadh in 29h 44m. There are 7228 mi between Riyadh and St. Louis. This flight may include one or multiple stops.

  • 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
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Riyadh to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Dammam to Kansas City flights
Riyadh to Kansas City flights
Dammam to St. Louis flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.