How long is the flight from Romania to St. Louis?

Lufthansa, British Airways, and Air Canada can get you from Romania to St. Louis in just under 15h 50m. Your travel time can differ by up to 25h 34m. The distance between Romania and St. Louis is about 5451 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest time of day to fly from RO to STL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Romania to St. Louis as you normally would.

What airport do you fly into for flights to St. Louis from Romania?

Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Romania. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Romania 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.

$696+ Cheap Flights from Romania to St. Louis

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Romania 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.

Cheap flight deals from Romania to St. Louis

Round-trip from	$696 (Kiwi.com)

From Romania to Lambert-St Louis

Search Deals

Find flight deals from Romania to St. Louis

Cheapest flights from Romania to St. Louis
Explore the most affordable flight options available from Romania to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

Wed 11/266:05 amOTP - STL

1 stop15h 50mLufthansa

Wed 12/31:00 pmSTL - OTP

2 stops17h 00mLufthansa

Deal found 10/12

$696

Wed 11/268:05 amOTP - STL

2 stops23h 51mBritish Airways

Wed 12/35:30 pmSTL - OTP

2 stops18h 30mBritish Airways

Deal found 10/12

$720

Wed 11/126:05 amOTP - STL

2 stops41h 24mAir Canada

Sun 3/224:05 pmSTL - OTP

2 stops16h 45mAir Canada

Deal found 10/12

$748

Wed 11/126:05 amOTP - STL

2 stops23h 49mUnited Airlines

Sun 3/224:50 pmSTL - OTP

1 stop14h 15mUnited Airlines

Deal found 10/12

$750

Wed 12/106:00 amCLJ - STL

2 stops25h 42mUnited Airlines

Thu 1/86:00 pmSTL - CLJ

2 stops35h 40mUnited Airlines

Deal found 10/12

$752

Wed 12/106:00 amCLJ - STL

2 stops41h 29mUnited Airlines

Sun 1/116:30 amSTL - CLJ

2 stops23h 10mUnited Airlines

Deal found 10/12

$756

Mon 12/156:00 amCLJ - STL

2 stops24h 45mUnited Airlines

Sun 1/116:30 amSTL - CLJ

2 stops23h 10mUnited Airlines

Deal found 10/12

$760

Wed 11/126:05 amOTP - STL

1 stop15h 50mLufthansa

Sun 3/224:50 pmSTL - OTP

1 stop18h 35mLufthansa

Deal found 10/12

$769

Wed 12/106:00 amCLJ - STL

2 stops19h 03mUnited Airlines

Fri 1/98:05 amSTL - CLJ

2 stops45h 35mUnited Airlines

Deal found 10/12

$770

Sun 12/142:25 pmCLJ - STL

2 stops38h 32mUnited Airlines

Wed 1/76:00 pmSTL - CLJ

2 stops35h 40mUnited Airlines

Deal found 10/12

$781

Sat 12/136:00 amCLJ - STL

2 stops41h 29mUnited Airlines

Sun 1/116:30 amSTL - CLJ

2 stops23h 10mUnited Airlines

Deal found 10/12

$785

Sat 12/132:25 pmCLJ - STL

2 stops39h 33mUnited Airlines

Sat 1/104:49 pmSTL - CLJ

2 stops36h 51mUnited Airlines

Deal found 10/12

$791

Best flights from Romania to St. Louis
Discover carefully curated flight deals from Romania to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2025.

Wed 11/266:05 amOTP - STL

1 stop15h 50mLufthansa

Wed 12/31:00 pmSTL - OTP

2 stops17h 00mLufthansa

Deal found 10/12

$696

Wed 11/268:05 amOTP - STL

2 stops23h 51mBritish Airways

Wed 12/35:30 pmSTL - OTP

2 stops18h 30mBritish Airways

Deal found 10/12

$720

Wed 11/126:05 amOTP - STL

2 stops41h 24mAir Canada

Sun 3/224:05 pmSTL - OTP

2 stops16h 45mAir Canada

Deal found 10/12

$748

Wed 11/126:05 amOTP - STL

2 stops23h 49mUnited Airlines

Sun 3/224:50 pmSTL - OTP

1 stop14h 15mUnited Airlines

Deal found 10/12

$750

Thu 3/266:05 amOTP - STL

2 stops24h 35mDelta

Mon 3/308:50 amSTL - OTP

2 stops19h 20mDelta

Deal found 10/11

$814

Thu 3/266:00 amOTP - STL

2 stops34h 04mKLM

Mon 3/3011:51 amSTL - OTP

2 stops17h 14mKLM

Deal found 10/12

$836

Fri 12/126:00 amCLJ - STL

2 stops40h 25mUnited Airlines

Wed 1/72:45 pmSTL - CLJ

2 stops38h 55mUnited Airlines

Deal found 10/12

$752

Wed 11/126:05 amOTP - STL

1 stop15h 50mLufthansa

Sun 3/224:50 pmSTL - OTP

1 stop18h 35mLufthansa

Deal found 10/12

$769

Tue 12/166:00 amCLJ - STL

2 stops38h 39mUnited Airlines

Wed 1/76:00 pmSTL - CLJ

2 stops35h 40mUnited Airlines

Deal found 10/12

$752

Wed 11/266:05 amOTP - STL

3 stops21h 34mAir Canada

Wed 12/34:05 pmSTL - OTP

2 stops15h 45mAir Canada

Deal found 10/12

$857

Wed 12/106:00 amCLJ - STL

2 stops25h 42mUnited Airlines

Thu 1/86:00 pmSTL - CLJ

2 stops35h 40mUnited Airlines

Deal found 10/12

$752

Mon 12/156:00 amCLJ - STL

2 stops42h 28mUnited Airlines

Thu 1/86:00 pmSTL - CLJ

2 stops35h 40mUnited Airlines

Deal found 10/12

$752

Thu 12/116:00 amCLJ - STL

2 stops36h 46mUnited Airlines

Wed 1/76:00 pmSTL - CLJ

2 stops35h 40mUnited Airlines

Deal found 10/12

$752

Wed 12/106:00 amCLJ - STL

2 stops46h 57mUnited Airlines

Sat 1/104:49 pmSTL - CLJ

2 stops36h 51mUnited Airlines

Deal found 10/12

$752

Tue 12/166:00 amCLJ - STL

2 stops41h 40mUnited Airlines

Thu 1/86:00 pmSTL - CLJ

2 stops35h 40mUnited Airlines

Deal found 10/12

$752

Wed 12/106:00 amCLJ - STL

2 stops41h 40mUnited Airlines

Wed 1/76:00 pmSTL - CLJ

2 stops35h 40mUnited Airlines

Deal found 10/12

$752

Tue 12/166:00 amCLJ - STL

2 stops41h 40mUnited Airlines

Sat 1/104:49 pmSTL - CLJ

2 stops36h 51mUnited Airlines

Deal found 10/12

$752

Thu 12/112:25 pmCLJ - STL

2 stops30h 14mUnited Airlines

Sat 1/104:49 pmSTL - CLJ

2 stops36h 51mUnited Airlines

Deal found 10/12

$752

Mon 12/156:00 amCLJ - STL

2 stops23h 58mUnited Airlines

Sat 1/104:49 pmSTL - CLJ

2 stops36h 51mUnited Airlines

Deal found 10/12

$752

Thu 12/116:00 amCLJ - STL

2 stops41h 29mUnited Airlines

Sun 1/116:30 amSTL - CLJ

2 stops23h 10mUnited Airlines

Deal found 10/12

$756

Wed 11/266:05 amOTP - STL

1 stop15h 50mUnited Airlines

Wed 12/33:50 pmSTL - OTP

1 stop14h 10mUnited Airlines

Deal found 10/12

$802

Last-minute flights from Romania to St. Louis
Discover last-minute flight deals from Romania to St. Louis. Data last updated October 14, 2025 and is based on user searches.

Thu 10/306:00 amCLJ - STL

2 stops23h 45mLufthansa

Mon 11/36:43 pmSTL - CLJ

2 stops22h 12mLufthansa

Deal found 10/14

$1,101

Thu 10/3010:50 amCLJ - STL

2 stops35h 39mMultiple Airlines

Mon 11/311:05 amSTL - CLJ

3 stops18h 35mMultiple Airlines

Deal found 10/14

$2,976

Thu 10/306:00 amCLJ - STL

3 stops23h 45mAir Canada

Mon 11/311:05 amSTL - CLJ

3 stops18h 35mAir Canada

Deal found 10/14

$2,985

Wed 11/126:05 amOTP - STL

2 stops41h 24mAir Canada

Sun 3/224:05 pmSTL - OTP

2 stops16h 45mAir Canada

Deal found 10/12

$748

Wed 11/126:05 amOTP - STL

2 stops23h 49mUnited Airlines

Sun 3/224:50 pmSTL - OTP

1 stop14h 15mUnited Airlines

Deal found 10/12

$750

Wed 11/126:05 amOTP - STL

1 stop15h 50mLufthansa

Sun 3/224:50 pmSTL - OTP

1 stop18h 35mLufthansa

Deal found 10/12

$769

Thu 11/206:00 amCLJ - STL

2 stops41h 29mUnited Airlines

Mon 11/246:30 amSTL - CLJ

2 stops23h 10mUnited Airlines

Deal found 10/13

$1,107

Wed 11/266:05 amOTP - STL

1 stop15h 50mLufthansa

Wed 12/31:00 pmSTL - OTP

2 stops17h 00mLufthansa

Deal found 10/12

$696

Wed 11/268:05 amOTP - STL

2 stops23h 51mBritish Airways

Wed 12/35:30 pmSTL - OTP

2 stops18h 30mBritish Airways

Deal found 10/12

$720

Wed 11/266:05 amOTP - STL

1 stop15h 50mUnited Airlines

Wed 12/33:50 pmSTL - OTP

1 stop14h 10mUnited Airlines

Deal found 10/12

$802

Wed 11/266:05 amOTP - STL

3 stops21h 34mAir Canada

Wed 12/311:25 amSTL - OTP

3 stops18h 35mAir Canada

Deal found 10/12

$1,296

Fly from

Fly to

Route

Depart

Return

Price

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

Wed 11/26

6:05 am-1:55 pm

1 stop15h 50m

Lambert-St Louis

Wed 12/3

1:00 pm-2:00 pm

2 stops17h 00m

$696

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

Wed 11/26

8:05 am-11:56 pm

2 stops23h 51m

Lambert-St Louis

Wed 12/3

5:30 pm-8:00 pm

2 stops18h 30m

$720

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

Wed 11/12

6:05 am-3:29 pm

2 stops41h 24m

Lambert-St Louis

Sun 3/22

4:05 pm-3:50 pm

2 stops16h 45m

$748

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

Wed 11/12

6:05 am-9:54 pm

2 stops23h 49m

Lambert-St Louis

Sun 3/22

4:50 pm-2:05 pm

1 stop14h 15m

$750

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Fri 12/12

6:00 am-2:25 pm

2 stops40h 25m

Lambert-St Louis

Wed 1/7

2:45 pm-1:40 pm

2 stops38h 55m

$752

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Tue 12/16

6:00 am-12:39 pm

2 stops38h 39m

Lambert-St Louis

Wed 1/7

6:00 pm-1:40 pm

2 stops35h 40m

$752

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Wed 12/10

6:00 am-11:42 pm

2 stops25h 42m

Lambert-St Louis

Thu 1/8

6:00 pm-1:40 pm

2 stops35h 40m

$752

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Mon 12/15

6:00 am-4:28 pm

2 stops42h 28m

Lambert-St Louis

Thu 1/8

6:00 pm-1:40 pm

2 stops35h 40m

$752

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Thu 12/11

6:00 am-10:46 am

2 stops36h 46m

Lambert-St Louis

Wed 1/7

6:00 pm-1:40 pm

2 stops35h 40m

$752

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Wed 12/10

6:00 am-8:57 pm

2 stops46h 57m

Lambert-St Louis

Sat 1/10

4:49 pm-1:40 pm

2 stops36h 51m

$752

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 21 results

Best time to book a flight from Romania to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Romania 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.

Cheapflights Insights

Everything you need to know about your flight from Romania to St. Louis

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to St. Louis from Romania?
Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Romania. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.
How long is the flight from Romania to St. Louis?
Lufthansa, British Airways, and Air Canada can get you from Romania to St. Louis in just under 15h 50m. Your travel time can differ by up to 25h 34m. The distance between Romania and St. Louis is about 5451 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Romania to St. Louis that include hotel bookings?
Yes. In addition to deals on Romania to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Romania to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Romania to St. Louis.
Can I find deals for business class flights from Romania to St. Louis?
Yes. Cheapflights offers flight deals from Romania 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

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

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.

$696+ Cheap flights from Romania 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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Romania to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Romania to St. Louis

Keep the following information in mind while searching for Romania to St. Louis flight deals. Data was last updated October 14, 2025.

Round-trip from

Find flight deals from Romania to St. Louis

Cheapest flights from Romania to St. LouisExplore the most affordable flight options available from Romania to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

Explore the most affordable flight options available from Romania to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Romania to St. Louis that are best for you.

Best time to book a flight from Romania to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Romania with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Romania to St. Louis

Related info for your journey

Find useful and relevant information for your journey from Romania to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to St. Louis from Romania?

How long is the flight from Romania to St. Louis?

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

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

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

Traveling to a place near St. Louis?

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 Romania to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Romania to St. Louis
Explore the most affordable flight options available from Romania to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.