How do I get Price Alerts for flights from St. Louis to Cluj Napoca?

Confirm your travel details to search for the latest offers for flights from St. Louis to Cluj Napoca . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from St. Louis to Cluj Napoca with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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

Prices for flights from Lambert-St Louis Airport to Cluj Napoca Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Cluj Napoca Airport?

As of June 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Cluj Napoca Airport.

How old do you have to be to fly from Lambert-St Louis Airport to Cluj Napoca Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Cluj Napoca Airport.

What documentation or ID do you need to fly to Cluj Napoca Airport?

The travel and health documents required for your trip to Cluj Napoca Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cluj Napoca Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$980 Cheap Flights from St. Louis to Cluj Napoca in 2026

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Find the cheapest flights from St. Louis to Cluj Napoca

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:53 pm - 5:25 pm

STL

CLJ

38h 32m

2 stops

6:00 am - 10:30 pm

CLJ

STL

24h 30m

2 stops

$980United Airlines

Sat, Sep 19 - Sat, Sep 26

4:40 pm - 5:25 pm

STL

CLJ

40h 45m

3 stops

6:00 am - 10:30 pm

CLJ

STL

24h 30m

2 stops

$986United Airlines

Sat, Sep 19 - Sat, Sep 26

12:59 pm - 5:25 pm

STL

CLJ

20h 26m

3 stops

6:00 am - 9:21 pm

CLJ

STL

23h 21m

3 stops

$1,130Air Canada

Sat, Sep 19 - Sat, Sep 26

3:30 pm - 2:50 pm

STL

CLJ

15h 20m

2 stops

6:00 am - 11:35 pm

CLJ

STL

25h 35m

2 stops

$1,384Lufthansa

Sun, Jun 14 - Sat, Jun 20

8:40 am - 1:20 am

STL

CLJ

32h 40m

3 stops

1:50 pm - 12:21 pm

CLJ

STL

30h 31m

2 stops

$1,724Multiple Airlines

Sun, Jun 14 - Sat, Jun 20

8:40 am - 1:20 am

STL

CLJ

32h 40m

3 stops

1:50 pm - 12:21 pm

CLJ

STL

30h 31m

3 stops

$2,009Multiple Airlines

Sun, Jun 14 - Sat, Jun 20

Lufthansa flights from St. Louis to Cluj Napoca

Our best Lufthansa deals on St. Louis to Cluj Napoca flight tickets

Lufthansa

Jun 10

STL1:13 pmLambert-St Louis

27h 17m

2 stops

CLJ12:30 amCluj Napoca

Jun 17

CLJ6:00 amCluj Napoca

23h 30m

2 stops

STL9:30 pmLambert-St Louis

$1,210

Lufthansa

Jun 14

STL3:30 pmLambert-St Louis

15h 20m

2 stops

CLJ2:50 pmCluj Napoca

Jun 20

CLJ6:00 amCluj Napoca

25h 35m

2 stops

STL11:35 pmLambert-St Louis

$1,384

United Airlines flights from St. Louis to Cluj Napoca

Our best United Airlines deals on St. Louis to Cluj Napoca flight tickets

United Airlines

Sep 19

STL6:53 pmLambert-St Louis

38h 32m

2 stops

CLJ5:25 pmCluj Napoca

Sep 26

CLJ6:00 amCluj Napoca

24h 30m

2 stops

STL10:30 pmLambert-St Louis

$980

United Airlines

Sep 19

STL4:40 pmLambert-St Louis

40h 45m

3 stops

CLJ5:25 pmCluj Napoca

Sep 26

CLJ6:00 amCluj Napoca

24h 30m

2 stops

STL10:30 pmLambert-St Louis

$986

United Airlines

Jun 10

STL8:40 amLambert-St Louis

20h 30m

2 stops

CLJ1:10 pmCluj Napoca

Jun 17

CLJ6:00 amCluj Napoca

41h 46m

3 stops

STL3:46 pmLambert-St Louis

$1,239

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCluj Napoca

STL - CLJ

STLCLJ

Lambert-St Louis

Sat 9/19

6:53 pm-5:25 pm

2 stops38h 32m

Cluj Napoca

Sat 9/26

6:00 am-10:30 pm

2 stops24h 30m

$980

St. LouisCluj Napoca

STL - CLJ

STLCLJ

Lambert-St Louis

Sat 9/19

4:40 pm-5:25 pm

3 stops40h 45m

Cluj Napoca

Sat 9/26

6:00 am-10:30 pm

2 stops24h 30m

$986

St. LouisCluj Napoca

STL - CLJ

STLCLJ

Lambert-St Louis

Sat 9/19

12:59 pm-5:25 pm

3 stops20h 26m

Cluj Napoca

Sat 9/26

6:00 am-9:21 pm

3 stops23h 21m

$1,130

Quickest round-trip

St. LouisCluj Napoca

STL - CLJ

STLCLJ

Lambert-St Louis

Sun 6/14

3:30 pm-2:50 pm

2 stops15h 20m

Cluj Napoca

Sat 6/20

6:00 am-11:35 pm

2 stops25h 35m

$1,384

St. LouisCluj Napoca

STL - CLJ

STLCLJ

Lambert-St Louis

Sun 6/14

8:40 am-1:20 am

3 stops32h 40m

Cluj Napoca

Sat 6/20

1:50 pm-12:21 pm

2 stops30h 31m

$1,724

St. LouisCluj Napoca

STL - CLJ

STLCLJ

Lambert-St Louis

Sun 6/14

8:40 am-1:20 am

3 stops32h 40m

Cluj Napoca

Sat 6/20

1:50 pm-12:21 pm

3 stops30h 31m

$2,009

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from St. Louis to Cluj Napoca

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Cluj Napoca according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap St. Louis to Cluj Napoca (STL to CLJ) flight deals and tips

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

Fastest flight time	15h 20m
Direct flights	None

The fastest flight from St. Louis to Cluj Napoca takes 15h 20m

There are no direct flights from St. Louis to Cluj Napoca. There are no popular flight routes from St. Louis to Cluj Napoca.

Search flight deals

Frequently asked questions about flying from St. Louis to Cluj Napoca

How far is Lambert-St Louis to Cluj Napoca by plane?
The distance between Lambert-St Louis and Cluj Napoca is about 5260.3 mi. Typically, this will take 15h 20m by plane in normal conditions.
When did momondo last update prices for flights from Lambert-St Louis Airport to Cluj Napoca Airport?
Prices for flights from Lambert-St Louis Airport to Cluj Napoca Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Cluj Napoca Airport?
As of June 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Cluj Napoca Airport.
How old do you have to be to fly from Lambert-St Louis Airport to Cluj Napoca Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Cluj Napoca Airport.
What documentation or ID do you need to fly to Cluj Napoca Airport?
The travel and health documents required for your trip to Cluj Napoca Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cluj Napoca Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from St. Louis to Cluj Napoca?
Based on momondo bookings for this flight route, the most popular airline on flight routes from St. Louis to Cluj Napoca is United Airlines (100% of total bookings).

Best airlines flying from St. Louis to Cluj Napoca

Compare and see reviews for airlines that fly from St. Louis to Cluj Napoca with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $628	Free Cancellation	Rating 7.4 9,771 reviews		Search United Airlines flights

Frequently asked questions about flying from St. Louis to Cluj Napoca

How do I get Price Alerts for flights from St. Louis to Cluj Napoca?
Confirm your travel details to search for the latest offers for flights from St. Louis to Cluj Napoca. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from St. Louis to Cluj Napoca with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Turda

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Cluj Napoca. momondo saves you time and could save you money on your trip.

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

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

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

Once all potential St. Louis to Cluj Napoca flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Cluj Napoca, momondo offers a useful price alert feature which will track prices for flights to Cluj Napoca from St. Louis and alert you when they change.