Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Romania to St. Louis from $1,102

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Romania to St. Louis departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Romania to St. Louis

Recent round-trip flight deals from Romania to St. Louis

Enter your travel dates to find the best prices.
Lufthansa Logo
1:50 pm - 9:13 pm
CLJ
-
STL
15h 23m
2 stops
Lufthansa Logo
7:11 pm - 5:25 pm
STL
-
CLJ
14h 14m
2 stops
$1,102Lufthansa
Tue, Apr 28 - Sat, May 2
Lufthansa Logo
1:50 pm - 11:57 pm
CLJ
-
STL
18h 07m
2 stops
Lufthansa Logo
11:34 am - 1:10 pm
STL
-
CLJ
17h 36m
2 stops
$1,124Lufthansa
Wed, Apr 29 - Sun, May 3
Multiple Airlines Logo
6:00 am - 9:13 pm
CLJ
-
STL
23h 13m
3 stops
Multiple Airlines Logo
1:05 pm - 2:50 pm
STL
-
CLJ
41h 45m
2 stops
$1,218Multiple Airlines
Tue, Apr 28 - Sat, May 2
Air Canada Logo
6:00 am - 9:13 pm
CLJ
-
STL
23h 13m
3 stops
Air Canada Logo
1:05 pm - 5:25 pm
STL
-
CLJ
20h 20m
2 stops
$1,232Air Canada
Wed, Apr 29 - Sun, May 3
Air Canada Logo
6:00 am - 9:13 pm
CLJ
-
STL
23h 13m
3 stops
Air Canada Logo
9:21 am - 1:10 pm
STL
-
CLJ
19h 49m
3 stops
$1,432Air Canada
Wed, Apr 29 - Sun, May 3
Air Canada Logo
6:00 am - 9:52 pm
CLJ
-
STL
23h 52m
3 stops
Air Canada Logo
7:45 am - 1:10 pm
STL
-
CLJ
21h 25m
3 stops
$1,550Air Canada
Tue, Apr 28 - Sat, May 2
Multiple Airlines Logo
6:15 am - 7:30 pm
CLJ
-
STL
21h 15m
1 stop
Multiple Airlines Logo
1:05 pm - 9:45 pm
STL
-
CLJ
24h 40m
2 stops
$1,916Multiple Airlines
Wed, Apr 29 - Sun, May 3
Multiple Airlines Logo
6:15 am - 7:30 pm
CLJ
-
STL
21h 15m
1 stop
Multiple Airlines Logo
1:05 pm - 2:50 pm
STL
-
CLJ
41h 45m
2 stops
$1,980Multiple Airlines
Tue, Apr 28 - Sat, May 2

Lufthansa flights from Romania to St. Louis

Our best Lufthansa deals on Romania to St. Louis flight tickets
Lufthansa
Apr 28
CLJ1:50 pmCluj Napoca
15h 23m
2 stops
STL9:13 pmLambert-St Louis
May 2
STL7:11 pmLambert-St Louis
14h 14m
2 stops
CLJ5:25 pmCluj Napoca
$1,102
Lufthansa
Apr 29
CLJ1:50 pmCluj Napoca
18h 07m
2 stops
STL11:57 pmLambert-St Louis
May 3
STL11:34 amLambert-St Louis
17h 36m
2 stops
CLJ1:10 pmCluj Napoca
$1,124

Air Canada flights from Romania to St. Louis

Our best Air Canada deals on Romania to St. Louis flight tickets
Air Canada
Apr 29
CLJ6:00 amCluj Napoca
23h 13m
3 stops
STL9:13 pmLambert-St Louis
May 3
STL1:05 pmLambert-St Louis
20h 20m
2 stops
CLJ5:25 pmCluj Napoca
$1,232
Air Canada
Apr 29
CLJ6:00 amCluj Napoca
23h 13m
3 stops
STL9:13 pmLambert-St Louis
May 3
STL9:21 amLambert-St Louis
19h 49m
3 stops
CLJ1:10 pmCluj Napoca
$1,432
Air Canada
Apr 28
CLJ6:00 amCluj Napoca
23h 52m
3 stops
STL9:52 pmLambert-St Louis
May 2
STL7:45 amLambert-St Louis
21h 25m
3 stops
CLJ1:10 pmCluj Napoca
$1,550

momondo Fare Finder

 
Customize your flight search to find flights from Romania 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, momondo users made 832,500 searches. Data last updated April 15, 2026.
Use the filters below to find and compare flights from Romania to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Tue 4/28

1:50 pm-9:13 pm

2 stops15h 23m

Lambert-St Louis

Sat 5/2

7:11 pm-5:25 pm

2 stops14h 14m

$1,102

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Wed 4/29

1:50 pm-11:57 pm

2 stops18h 07m

Lambert-St Louis

Sun 5/3

11:34 am-1:10 pm

2 stops17h 36m

$1,124

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Tue 4/28

6:00 am-9:13 pm

3 stops23h 13m

Lambert-St Louis

Sat 5/2

1:05 pm-2:50 pm

2 stops41h 45m

$1,218

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Wed 4/29

6:00 am-9:13 pm

3 stops23h 13m

Lambert-St Louis

Sun 5/3

1:05 pm-5:25 pm

2 stops20h 20m

$1,232

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Wed 4/29

6:00 am-9:13 pm

3 stops23h 13m

Lambert-St Louis

Sun 5/3

9:21 am-1:10 pm

3 stops19h 49m

$1,432

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Tue 4/28

6:00 am-9:52 pm

3 stops23h 52m

Lambert-St Louis

Sat 5/2

7:45 am-1:10 pm

3 stops21h 25m

$1,550

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Wed 4/29

6:15 am-7:30 pm

1 stop21h 15m

Lambert-St Louis

Sun 5/3

1:05 pm-9:45 pm

2 stops24h 40m

$1,916

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Tue 4/28

6:15 am-7:30 pm

1 stop21h 15m

Lambert-St Louis

Sat 5/2

1:05 pm-2:50 pm

2 stops41h 45m

$1,980

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to St. Louis from

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

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

How long does it take to fly to St. Louis?

Flight times from Romania to St. Louis vary, but if you’re flying out of Bucharest and flying into St. Louis (one of the most popular routes), then the duration is 15h 20m on average. Another popular route from Romania to St. Louis is flying from Cluj Napoca to St. Louis, which will take roughly 23h 09m. Keep in mind that layovers or delays could extend your travel time.

Cheap Romania to St. Louis flight deals and tips

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

Fastest flight time

15h 20m

Direct flights

None
The fastest flight from Romania to St. Louis takes 15h 20m
There are no direct flights from Romania to St. Louis. There are no popular flight routes from Romania to St. Louis.
Search flight deals

Frequently asked questions about flying from Romania to St. Louis

  • When did momondo last update prices for flights from Romania to Lambert-St Louis Airport?

    Prices for flights from Romania to Lambert-St Louis Airport refresh daily.

  • How old do you have to be to fly from Romania to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Romania to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis 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.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Alton
Wentzville
Fenton
Farmington
Clayton
Festus
Eureka
Litchfield
Edwardsville
Shrewsbury
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Romania to St. Louis?

It is quick and easy to find Romania to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

Yes. All flights to St. Louis from Romania on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Romania to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Romania. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Romania to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Romania to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 5/15
Fri 5/22
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States