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Riyadh

$1,078+ Cheap flights from St. Louis (STL) to Riyadh (RUH)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — RUH
Aug 3 — Aug 101
Mon 8/3
Mon 8/10
1 adult, Economy
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Cheap flight deals from St. Louis to Riyadh

Cheapest flights from St. Louis to Riyadh
Explore the most affordable flight options available from St. Louis to Riyadh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 4, 2026.

This KLM deal was found by Cheapflights users on 6/30. 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 10/111:21 am
STL
-
RUH
2 stops23h 24m
Multiple Airlines
Sat 10/1711:55 pm
RUH
-
STL
3 stops25h 16m
Multiple Airlines
Deal found 6/30$1,078
This KLM deal was found by Cheapflights users on 6/30. 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.
Fri 10/25:47 pm
STL
-
RUH
2 stops21h 03m
KLM
Sat 10/1711:55 pm
RUH
-
STL
3 stops26h 20m
KLM
Deal found 6/30$1,116
This KLM deal was found by Cheapflights users on 6/30. 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.
Wed 9/306:45 pm
STL
-
RUH
2 stops20h 05m
KLM
Sat 10/1711:55 pm
RUH
-
STL
3 stops26h 20m
KLM
Deal found 6/30$1,131
This oojo deal was found by Cheapflights users on 6/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:09 am
STL
-
RUH
2 stops25h 01m
Qatar Airways
Sat 10/171:50 pm
RUH
-
STL
2 stops32h 40m
Qatar Airways
Deal found 6/30$1,217
This Qatar Airways deal was found by Cheapflights users on 6/30. 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.
Mon 9/286:29 am
STL
-
RUH
2 stops37h 01m
Qatar Airways
Sat 10/174:55 am
RUH
-
STL
2 stops27h 04m
Qatar Airways
Deal found 6/30$1,317
This Qatar Airways deal was found by Cheapflights users on 6/30. 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.
Wed 9/306:29 am
STL
-
RUH
2 stops45h 51m
Qatar Airways
Sat 10/174:55 am
RUH
-
STL
2 stops27h 04m
Qatar Airways
Deal found 6/30$1,319
This Qatar Airways deal was found by Cheapflights users on 6/30. 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.
Sun 10/46:30 am
STL
-
RUH
2 stops37h 00m
Qatar Airways
Sat 10/174:55 am
RUH
-
STL
2 stops27h 04m
Qatar Airways
Deal found 6/30$1,321
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:00 am
STL
-
RUH
2 stops19h 15m
Turkish Airlines
Sat 10/176:25 am
RUH
-
STL
2 stops22h 56m
Turkish Airlines
Deal found 6/30$1,343
This Qatar Airways deal was found by Cheapflights users on 6/30. 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.
Sat 10/36:00 am
STL
-
RUH
2 stops39h 00m
Qatar Airways
Sat 10/174:55 am
RUH
-
STL
2 stops27h 04m
Qatar Airways
Deal found 6/30$1,357
This Delta deal was found by Cheapflights users on 6/30. 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.
Sun 10/49:20 am
STL
-
RUH
2 stops29h 30m
Delta
Fri 10/163:30 am
RUH
-
STL
1 stop21h 30m
Delta
Deal found 6/30$1,758
This KAYAK deal was found by Cheapflights users on 6/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:35 pm
STL
-
RUH
1 stop17h 10m
Multiple Airlines
Sat 10/174:55 am
RUH
-
STL
2 stops27h 03m
Multiple Airlines
Deal found 6/30$1,764
This Delta deal was found by Cheapflights users on 6/30. 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.
Mon 9/283:52 pm
STL
-
RUH
2 stops22h 58m
Delta
Fri 10/163:30 am
RUH
-
STL
1 stop21h 30m
Delta
Deal found 6/30$1,812

Find flight deals from St. Louis to Riyadh

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Riyadh (RUH). 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 July 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,078
(KLM)
Provider with most accurate pricing for Lambert-St Louis-Riyadh King Khaled Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Riyadh King Khaled Intl flights.
Search Deals
From Lambert-St Louis to Riyadh King Khaled Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Riyadh 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 July 4, 2026.
Use the filters below to find and compare flights from St. Louis to Riyadh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Tue 9/29

6:29 am-3:25 am

2 stops36h 56m

Riyadh King Khaled Intl

Sat 10/17

4:55 am-11:59 pm

2 stops27h 04m

$1,317

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sat 10/3

6:00 am-5:00 am

2 stops39h 00m

Riyadh King Khaled Intl

Sat 10/17

4:55 am-11:59 pm

2 stops27h 04m

$1,357

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Mon 9/28

3:52 pm-10:50 pm

2 stops22h 58m

Riyadh King Khaled Intl

Fri 10/16

3:30 am-5:00 pm

1 stop21h 30m

$1,812

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Wed 9/30

9:35 pm-10:45 pm

1 stop17h 10m

Riyadh King Khaled Intl

Thu 10/15

12:35 am-11:58 pm

2 stops31h 23m

$2,701
Quickest round-trip

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sun 10/4

9:40 pm-10:45 pm

1 stop17h 05m

Riyadh King Khaled Intl

Thu 10/15

12:35 am-7:48 pm

2 stops27h 13m

$2,701

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sun 10/4

11:01 am-10:45 pm

2 stops27h 44m

Riyadh King Khaled Intl

Fri 10/16

12:35 am-9:13 pm

2 stops28h 38m

$2,705

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sat 10/3

8:30 am-10:45 pm

2 stops30h 15m

Riyadh King Khaled Intl

Fri 10/16

12:35 am-9:13 pm

2 stops28h 38m

$2,705

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Tue 9/29

8:54 am-10:45 pm

2 stops53h 51m

Riyadh King Khaled Intl

Thu 10/15

12:35 am-9:59 pm

2 stops29h 24m

$2,720

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Tue 8/18

3:13 pm-8:05 am

2 stops32h 52m

Riyadh King Khaled Intl

Tue 8/25

9:40 am-10:27 pm

2 stops44h 47m

$3,477

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sat 10/3

3:54 pm-10:50 pm

2 stops22h 56m

Riyadh King Khaled Intl

Sat 10/17

11:55 pm-6:15 pm

3 stops26h 20m

$4,054

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Sorted by cheapest first

Compare providers for flights from St. Louis to Riyadh

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Riyadh in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Riyadh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Riyadh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Riyadh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Riyadh 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 St. Louis-Riyadh 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 St. Louis to Riyadh

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

    Airlines like Qatar Airways, Delta, and British Airways fly from St. Louis to Riyadh in about 17h 10m. The time it takes to get you to your destination can typically vary by up to 19h 46m. There are 7228 mi between St. Louis and Riyadh. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Riyadh 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

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