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Cheap flights from St. Louis to Riyadh from $874

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Riyadh departing on 1/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Riyadh

Cheap round-trip flights

Qatar Airways Logo
9:25 am - 9:00 pmSTL-RUH
26h 35m2 stops
Qatar Airways Logo
4:35 am - 9:49 pmRUH-STL
26h 14m2 stops
$874Qatar Airways
Find Deal
Fri, Jan 16 - Wed, Feb 4
Logo
5:18 pm - 2:25 amSTL-RUH
48h 07m3 stops
Logo
2:00 am - 9:10 pmRUH-STL
28h 10m2 stops
$930
Find Deal
Fri, Jan 16 - Wed, Feb 4
Logo
3:50 pm - 7:55 pmSTL-RUH
19h 05m1 stop
Logo
2:00 am - 3:29 pmRUH-STL
46h 29m2 stops
$935
Find Deal
Fri, Jan 16 - Wed, Feb 4
Qatar Airways Logo
1:30 pm - 9:00 pmSTL-RUH
22h 30m2 stops
Qatar Airways Logo
8:30 pm - 12:05 pmRUH-STL
24h 35m2 stops
$954Qatar Airways
Find Deal
Fri, Jan 16 - Thu, Feb 5
Lufthansa Logo
6:42 pm - 4:50 amSTL-RUH
25h 08m2 stops
Lufthansa Logo
6:25 am - 5:03 pmRUH-STL
19h 38m2 stops
$1,026Lufthansa
Find Deal
Sat, Dec 6 - Wed, Dec 10
Lufthansa Logo
6:42 pm - 4:50 amSTL-RUH
25h 08m2 stops
Lufthansa Logo
2:00 am - 1:55 pmRUH-STL
20h 55m1 stop
$1,028Lufthansa
Find Deal
Sat, Dec 6 - Tue, Dec 9
Lufthansa Logo
6:42 pm - 4:50 amSTL-RUH
25h 08m2 stops
Lufthansa Logo
2:00 am - 11:42 pmRUH-STL
30h 42m2 stops
$1,038Lufthansa
Find Deal
Sat, Dec 6 - Tue, Dec 9
Lufthansa Logo
1:00 pm - 7:55 pmSTL-RUH
21h 55m2 stops
Lufthansa Logo
2:00 am - 1:55 pmRUH-STL
20h 55m1 stop
$1,050Lufthansa
Find Deal
Sat, Dec 6 - Tue, Dec 9
Virgin Atlantic Logo
1:30 pm - 11:50 pmSTL-RUH
25h 20m2 stops
Virgin Atlantic Logo
1:40 am - 3:58 pmRUH-STL
23h 18m2 stops
$1,054Virgin Atlantic
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Sat, Dec 6 - Tue, Dec 9
Etihad Airways Logo
9:35 am - 3:15 pmSTL-RUH
21h 40m2 stops
Etihad Airways Logo
10:45 pm - 2:47 pmRUH-STL
24h 02m2 stops
$3,038Etihad Airways
Find Deal
Fri, Oct 31 - Sat, Nov 1

Lufthansa flights from St. Louis to Riyadh

Our best Lufthansa deals on St. Louis to Riyadh flight tickets
Lufthansa
Dec 6
STL6:42 pmLambert-St Louis
25h 08m
2 stops
RUH4:50 amRiyadh King Khaled Intl
Dec 10
RUH6:25 amRiyadh King Khaled Intl
19h 38m
2 stops
STL5:03 pmLambert-St Louis
$1,026
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Lufthansa
Dec 6
STL6:42 pmLambert-St Louis
25h 08m
2 stops
RUH4:50 amRiyadh King Khaled Intl
Dec 9
RUH2:00 amRiyadh King Khaled Intl
20h 55m
1 stop
STL1:55 pmLambert-St Louis
$1,028
Find similar
Lufthansa
Dec 6
STL6:42 pmLambert-St Louis
25h 08m
2 stops
RUH4:50 amRiyadh King Khaled Intl
Dec 9
RUH2:00 amRiyadh King Khaled Intl
30h 42m
2 stops
STL11:42 pmLambert-St Louis
$1,038
Find similar

Qatar Airways flights from St. Louis to Riyadh

Our best Qatar Airways deals on St. Louis to Riyadh flight tickets
Qatar Airways
Jan 16
STL9:25 amLambert-St Louis
26h 35m
2 stops
RUH9:00 pmRiyadh King Khaled Intl
Feb 4
RUH4:35 amRiyadh King Khaled Intl
26h 14m
2 stops
STL9:49 pmLambert-St Louis
$874
Find similar
Qatar Airways
Jan 16
STL1:30 pmLambert-St Louis
22h 30m
2 stops
RUH9:00 pmRiyadh King Khaled Intl
Feb 5
RUH8:30 pmRiyadh King Khaled Intl
24h 35m
2 stops
STL12:05 pmLambert-St Louis
$954
Find similar
Qatar Airways
Dec 6
STL12:54 pmLambert-St Louis
23h 21m
2 stops
RUH9:15 pmRiyadh King Khaled Intl
Dec 10
RUH10:45 pmRiyadh King Khaled Intl
24h 14m
2 stops
STL1:59 pmLambert-St Louis
$1,479
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
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

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Fri 1/16

9:25 am-9:00 pm

2 stops26h 35m

Riyadh King Khaled Intl

Wed 2/4

4:35 am-9:49 pm

2 stops26h 14m

$874

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Fri 1/16

5:18 pm-2:25 am

3 stops48h 07m

Riyadh King Khaled Intl

Wed 2/4

2:00 am-9:10 pm

2 stops28h 10m

$930

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Fri 1/16

3:50 pm-7:55 pm

1 stop19h 05m

Riyadh King Khaled Intl

Wed 2/4

2:00 am-3:29 pm

2 stops46h 29m

$935

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Fri 1/16

1:30 pm-9:00 pm

2 stops22h 30m

Riyadh King Khaled Intl

Thu 2/5

8:30 pm-12:05 pm

2 stops24h 35m

$954

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sat 12/6

6:42 pm-4:50 am

2 stops25h 08m

Riyadh King Khaled Intl

Wed 12/10

6:25 am-5:03 pm

2 stops19h 38m

$1,026

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sat 12/6

6:42 pm-4:50 am

2 stops25h 08m

Riyadh King Khaled Intl

Tue 12/9

2:00 am-1:55 pm

1 stop20h 55m

$1,028

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sat 12/6

6:42 pm-4:50 am

2 stops25h 08m

Riyadh King Khaled Intl

Tue 12/9

2:00 am-11:42 pm

2 stops30h 42m

$1,038

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sat 12/6

1:00 pm-7:55 pm

2 stops21h 55m

Riyadh King Khaled Intl

Tue 12/9

2:00 am-1:55 pm

1 stop20h 55m

$1,050

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Sat 12/6

1:30 pm-11:50 pm

2 stops25h 20m

Riyadh King Khaled Intl

Tue 12/9

1:40 am-3:58 pm

2 stops23h 18m

$1,054

St. LouisRiyadh

STL - RUH

STLRUH

Lambert-St Louis

Fri 10/31

9:35 am-3:15 pm

2 stops21h 40m

Riyadh King Khaled Intl

Sat 11/1

10:45 pm-2:47 pm

2 stops24h 02m

$3,038

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Riyadh from

How to get the cheapest flight ticket from St. Louis to Riyadh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to Riyadh?

Our data shows that the cheapest St. Louis to Riyadh flights are usually those with departure times in the afternoon. Our users have found flights to Riyadh in the afternoon for as low as $1,155. Flights in the morning are often more expensive with an average ticket price of $1,269.

When to book flights from St. Louis to Riyadh

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Riyadh according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Riyadh (STL to RUH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Riyadh

Best Price Found

$874

Fastest flight time

19h 05m

Direct flights

None

Airports in Riyadh

1 airport
The best flight deal from St. Louis to Riyadh found on momondo in the last 72 hours is $874
The fastest flight from St. Louis to Riyadh takes 19h 05m
There are no direct flights from St. Louis to Riyadh. Popular non-direct route for this connection is Lambert-St Louis Airport - Riyadh King Khaled Intl Airport.
There is 1 airport near Riyadh: Riyadh King Khaled Intl (RUH)
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  • How far is Lambert-St Louis to Riyadh King Khaled Intl by plane?

    Lambert-St Louis and Riyadh King Khaled Intl are 7245.2 mi apart from one another. In terms of flight time, this usually takes a little over 19h 05m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Riyadh King Khaled Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Riyadh King Khaled Intl Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Riyadh King Khaled Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Riyadh King Khaled Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Riyadh King Khaled Intl Airport.

  • What documentation or ID do you need to fly to Riyadh King Khaled Intl Airport?

    The necessary travel and health documents for your Riyadh King Khaled Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Riyadh?

Best airlines flying from St. Louis to Riyadh

Compare and see reviews for airlines that fly from St. Louis to Riyadh with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $1,101Free CancellationRating
7.4
3,608 reviews
Search Qatar Airways flights

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Can I find flights from St. Louis to Riyadh with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Riyadh flights to just show those with flexible booking policies.

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momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Riyadh.

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