$742+ Cheap flights from St. Louis (STL) to Romania
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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — OTP
Nov 28 — Dec 51
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Romania with Cheapflights
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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
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Cheapest flights from St. Louis to RomaniaExplore the most affordable flight options available from St. Louis to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2026.
Explore the most affordable flight options available from St. Louis to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2026.
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:17 am -
2 stops32h 43m
Thu 12/176:00 am -
2 stops41h 26m
Deal found 10/26![United Airlines logo]()
$884
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:50 pm -
2 stops15h 40m
Tue 12/16:00 am -
2 stops24h 15m
Deal found 10/26![Lufthansa logo]()
$900
This FlightHub deal was found by Cheapflights users on 10/27. 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.
Tue 11/246:50 pm -
2 stops22h 15m
Tue 12/16:10 am -
2 stops42h 26m
Deal found 10/27![Lufthansa logo]()
$901
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:40 am -
3 stops18h 50m
Tue 12/16:30 am -
2 stops40h 56m
Deal found 10/26![Multiple Airlines logo]()
$937
This Justfly.com deal was found by Cheapflights users on 10/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:00 pm -
2 stops28h 05m
Thu 11/1910:45 am -
2 stops36h 41m
Deal found 10/24![Multiple Airlines logo]()
$955
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:00 am -
3 stops45h 50m
Tue 12/16:10 am -
2 stops22h 47m
Deal found 10/27![United Airlines logo]()
$983
This oojo deal was found by Cheapflights users on 10/27. 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.
Wed 11/183:40 pm -
2 stops25h 25m
Fri 11/276:10 am -
2 stops15h 35m
Deal found 10/27![Lufthansa logo]()
$990
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:08 pm -
2 stops20h 42m
Thu 11/196:55 am -
2 stops22h 57m
Deal found 10/26![Austrian Airlines logo]()
$1,025
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:40 pm -
1 stop14h 15m
Thu 11/197:15 pm -
2 stops26h 30m
Deal found 10/26![Lufthansa logo]()
$1,036
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:00 am -
3 stops45h 50m
Thu 11/196:10 am -
2 stops22h 49m
Deal found 10/24![United Airlines logo]()
$1,045
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:00 am -
2 stops25h 20m
Thu 12/174:05 pm -
2 stops39h 33m
Deal found 10/26![Austrian Airlines logo]()
$1,105
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:05 am -
2 stops17h 25m
Thu 12/172:40 pm -
1 stop31h 05m
Deal found 10/26![Multiple Airlines logo]()
$1,128
Best flights from St. Louis to RomaniaDiscover carefully curated flight deals from St. Louis to Romania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2026.
Discover carefully curated flight deals from St. Louis to Romania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2026.
This oojo deal was found by Cheapflights users on 10/24. 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.
Sun 3/73:40 pm -
1 stop14h 15m
Wed 3/176:00 am -
1 stop15h 45m
Deal found 10/24![Lufthansa logo]()
$742
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/18:52 am -
2 stops20h 58m
Thu 2/46:10 am -
2 stops21h 17m
Deal found 10/24![United Airlines logo]()
$743
This FlightHub deal was found by Cheapflights users on 10/24. 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.
Sun 3/74:05 pm -
2 stops15h 45m
Wed 3/176:00 am -
1 stop15h 45m
Deal found 10/24![Multiple Airlines logo]()
$746
This Air Canada deal was found by Cheapflights users on 10/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/34:05 pm -
2 stops15h 45m
Fri 2/56:30 am -
2 stops40h 56m
Deal found 10/24![Air Canada logo]()
$748
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:00 am -
2 stops25h 20m
Thu 12/174:05 pm -
2 stops39h 33m
Deal found 10/26![Austrian Airlines logo]()
$1,105
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/38:30 am -
2 stops21h 25m
Fri 2/55:55 am -
1 stop15h 50m
Deal found 10/24![United Airlines logo]()
$750
This Justfly.com deal was found by Cheapflights users on 10/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:00 pm -
2 stops28h 05m
Thu 11/1910:45 am -
2 stops36h 41m
Deal found 10/24![Multiple Airlines logo]()
$955
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:00 am -
3 stops45h 50m
Tue 12/16:10 am -
2 stops22h 47m
Deal found 10/27![United Airlines logo]()
$983
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:00 am -
3 stops45h 50m
Thu 11/196:10 am -
2 stops22h 49m
Deal found 10/24![United Airlines logo]()
$1,045
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:05 am -
3 stops20h 15m
Thu 12/174:05 pm -
3 stops32h 03m
Deal found 10/26![Lufthansa logo]()
$1,413
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:53 am -
3 stops18h 57m
Tue 12/16:10 am -
3 stops24h 49m
Deal found 10/27![Air Canada logo]()
$1,612
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:40 pm -
3 stops33h 25m
Fri 11/279:55 am -
3 stops31h 37m
Deal found 10/27![Multiple Airlines logo]()
$2,124
Last-minute flights from St. Louis to RomaniaDiscover last-minute flight deals from St. Louis to Romania. Data last updated October 29, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Romania. Data last updated October 29, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:00 pm -
2 stops28h 00m
Fri 11/135:55 am -
1 stop15h 50m
Deal found 10/27![United Airlines logo]()
$1,200
This Justfly.com deal was found by Cheapflights users on 10/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:00 pm -
2 stops28h 05m
Thu 11/1910:45 am -
2 stops36h 41m
Deal found 10/24![Multiple Airlines logo]()
$955
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:00 am -
3 stops45h 50m
Thu 11/196:10 am -
2 stops22h 49m
Deal found 10/24![United Airlines logo]()
$1,045
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:08 pm -
2 stops20h 42m
Thu 11/196:55 am -
2 stops22h 57m
Deal found 10/26![Austrian Airlines logo]()
$1,025
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:40 pm -
1 stop14h 15m
Thu 11/197:15 pm -
2 stops26h 30m
Deal found 10/26![Lufthansa logo]()
$1,036
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:40 pm -
2 stops18h 15m
Thu 11/195:50 am -
3 stops25h 26m
Deal found 10/26![Multiple Airlines logo]()
$1,225
This oojo deal was found by Cheapflights users on 10/27. 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.
Wed 11/183:40 pm -
2 stops25h 25m
Fri 11/276:10 am -
2 stops15h 35m
Deal found 10/27![Lufthansa logo]()
$990
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:50 pm -
2 stops15h 40m
Tue 12/16:00 am -
2 stops24h 15m
Deal found 10/26![Lufthansa logo]()
$900
This FlightHub deal was found by Cheapflights users on 10/27. 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.
Tue 11/246:50 pm -
2 stops22h 15m
Tue 12/16:10 am -
2 stops42h 26m
Deal found 10/27![Lufthansa logo]()
$901
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:40 am -
3 stops18h 50m
Tue 12/16:30 am -
2 stops40h 56m
Deal found 10/26![Multiple Airlines logo]()
$937
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:00 am -
3 stops45h 50m
Tue 12/16:10 am -
2 stops22h 47m
Deal found 10/27![United Airlines logo]()
$983
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:53 am -
3 stops18h 57m
Tue 12/16:10 am -
3 stops24h 49m
Deal found 10/27![Air Canada logo]()
$1,612
Find flight deals from St. Louis to Romania
Keep the following information in mind while searching for St. Louis to Romania flight deals. Data was last updated October 29, 2026.
Round-trip from | $734 (Globehunters) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Romania 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 7,457,451 searches. Data last updated October 29, 2026.
Use the filters below to find and compare flights from St. Louis to Romania that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisBucharest
STL Lambert-St Louis - OTP Bucharest Otopeni Intl
STLOTP
Lambert-St Louis
Sun 3/7
3:40 pm-1:55 pm
1 stop14h 15m
Bucharest Otopeni Intl
Wed 3/17
6:00 am-2:45 pm
1 stop15h 45m
$742
St. LouisCluj Napoca
STL Lambert-St Louis - CLJ Cluj Napoca
STLCLJ
Lambert-St Louis
Mon 2/1
8:52 am-1:50 pm
2 stops20h 58m
Cluj Napoca
Thu 2/4
6:10 am-7:27 pm
2 stops21h 17m
$743
St. LouisBucharest
STL Lambert-St Louis - OTP Bucharest Otopeni Intl
STLOTP
Lambert-St Louis
Sun 3/7
4:05 pm-3:50 pm
2 stops15h 45m
Bucharest Otopeni Intl
Wed 3/17
6:00 am-2:45 pm
1 stop15h 45m
$746
St. LouisBucharest
STL Lambert-St Louis - OTP Bucharest Otopeni Intl
STLOTP
Lambert-St Louis
Wed 2/3
4:05 pm-3:50 pm
2 stops15h 45m
Bucharest Otopeni Intl
Fri 2/5
6:30 am-3:26 pm
2 stops40h 56m
$748
St. LouisBucharest
STL Lambert-St Louis - OTP Bucharest Otopeni Intl
STLOTP
Lambert-St Louis
Wed 2/3
8:30 am-1:55 pm
2 stops21h 25m
Bucharest Otopeni Intl
Fri 2/5
5:55 am-1:45 pm
1 stop15h 50m
$750
St. LouisCluj Napoca
STL Lambert-St Louis - CLJ Cluj Napoca
STLCLJ
Lambert-St Louis
Wed 11/11
1:00 pm-1:05 am
2 stops28h 05m
Cluj Napoca
Thu 11/19
10:45 am-3:26 pm
2 stops36h 41m
$955
St. LouisCluj Napoca
STL Lambert-St Louis - CLJ Cluj Napoca
STLCLJ
Lambert-St Louis
Tue 11/24
8:00 am-1:50 pm
3 stops45h 50m
Cluj Napoca
Tue 12/1
6:10 am-8:57 pm
2 stops22h 47m
$983
St. LouisCluj Napoca
STL Lambert-St Louis - CLJ Cluj Napoca
STLCLJ
Lambert-St Louis
Wed 11/11
8:00 am-1:50 pm
3 stops45h 50m
Cluj Napoca
Thu 11/19
6:10 am-8:59 pm
2 stops22h 49m
$1,045
St. LouisIaşi
STL Lambert-St Louis - IAS Iasi
STLIAS
Lambert-St Louis
Thu 12/10
6:00 am-3:20 pm
2 stops25h 20m
Iasi
Thu 12/17
4:05 pm-11:38 pm
2 stops39h 33m
$1,105
St. LouisIaşi
STL Lambert-St Louis - IAS Iasi
STLIAS
Lambert-St Louis
Thu 12/10
11:05 am-3:20 pm
3 stops20h 15m
Iasi
Thu 12/17
4:05 pm-4:08 pm
3 stops32h 03m
$1,413
Showing 1-10 of 12 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Romania
Have a flexible travel schedule? Discover the best time to fly to Romania from St. Louis with our price prediction graph.
STL-OTP
STL-CLJ
STL-IAS
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.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Romania
STL-RO0
STL-OTP
STL-CLJ
STL-IAS
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Romania
Get insights into the airlines that provide service to Romania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Romania. Reviews last updated October 29, 2026.
See what other customers who have flown with United Airlines and Lufthansa from St. Louis to Romania have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Entertainment
7.1
Boarding
7.7
Overall
7.3
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Entertainment
7.1
Boarding
7.7
Overall
7.3
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Entertainment
7.1
Boarding
7.7
Overall
7.3
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Romania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Romania
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Romania by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from St. Louis to Romania by cabin class
Find flights from St. Louis to Romania, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Romania flights
Browse other St. Louis and Romania flight options. Last updated on October 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from St. Louis to Romania
Discover the top 2 airlines that operate flights from St. Louis to Romania. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$574 | Average$938 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$780 | Average$1,290 | FlexibilityNo cancel fee | On-time76% |