Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Green Bay to Bucharest from $539

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Bucharest departing on 5/6. 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 Green Bay to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:30 pm - 1:10 am
GRB
-
OTP
23h 40m
2 stops
Lufthansa Logo
6:05 am - 4:50 pm
OTP
-
GRB
18h 45m
2 stops
$539Lufthansa
Wed, May 6 - Tue, May 12
Multiple Airlines Logo
12:00 pm - 3:50 pm
GRB
-
OTP
19h 50m
2 stops
Multiple Airlines Logo
8:35 am - 8:35 pm
OTP
-
GRB
20h 00m
2 stops
$549Multiple Airlines
Wed, May 6 - Wed, May 13
United Airlines Logo
2:35 pm - 1:10 am
GRB
-
OTP
26h 35m
2 stops
United Airlines Logo
6:05 am - 4:50 pm
OTP
-
GRB
18h 45m
2 stops
$552United Airlines
Mon, May 4 - Tue, May 12
United Airlines Logo
5:30 pm - 1:10 am
GRB
-
OTP
23h 40m
2 stops
United Airlines Logo
12:45 pm - 9:26 pm
OTP
-
GRB
40h 41m
2 stops
$564United Airlines
Tue, May 5 - Mon, May 11
United Airlines Logo
2:35 pm - 1:10 am
GRB
-
OTP
26h 35m
2 stops
United Airlines Logo
6:05 am - 9:26 pm
OTP
-
GRB
23h 21m
2 stops
$566United Airlines
Sun, May 10 - Tue, May 12
United Airlines Logo
2:35 pm - 1:10 am
GRB
-
OTP
26h 35m
2 stops
United Airlines Logo
6:55 pm - 9:26 pm
OTP
-
GRB
34h 31m
2 stops
$567United Airlines
Mon, May 4 - Mon, May 11
United Airlines Logo
5:30 pm - 11:40 pm
GRB
-
OTP
46h 10m
2 stops
United Airlines Logo
6:05 am - 1:58 pm
OTP
-
GRB
15h 53m
2 stops
$584United Airlines
Sat, May 9 - Wed, May 13
United Airlines Logo
3:48 pm - 6:35 pm
GRB
-
OTP
18h 47m
2 stops
United Airlines Logo
6:05 am - 1:58 pm
OTP
-
GRB
15h 53m
2 stops
$602United Airlines
Thu, May 7 - Tue, May 12
United Airlines Logo
2:35 pm - 1:10 am
GRB
-
OTP
26h 35m
2 stops
United Airlines Logo
6:15 am - 9:26 pm
OTP
-
GRB
23h 11m
2 stops
$604United Airlines
Mon, May 4 - Sun, May 10
Lufthansa Logo
5:30 pm - 1:10 am
GRB
-
OTP
23h 40m
2 stops
Lufthansa Logo
6:05 am - 9:26 pm
OTP
-
GRB
23h 21m
2 stops
$612Lufthansa
Tue, May 5 - Sun, May 10

Lufthansa flights from Green Bay to Bucharest

Our best Lufthansa deals on Green Bay to Bucharest flight tickets
Lufthansa
May 6
GRB5:30 pmGreen Bay Austin-Straubel
23h 40m
2 stops
OTP1:10 amBucharest Otopeni Intl
May 12
OTP6:05 amBucharest Otopeni Intl
18h 45m
2 stops
GRB4:50 pmGreen Bay Austin-Straubel
$539
Lufthansa
May 5
GRB5:30 pmGreen Bay Austin-Straubel
23h 40m
2 stops
OTP1:10 amBucharest Otopeni Intl
May 10
OTP6:05 amBucharest Otopeni Intl
23h 21m
2 stops
GRB9:26 pmGreen Bay Austin-Straubel
$612
Lufthansa
Aug 1
GRB1:11 pmGreen Bay Austin-Straubel
14h 49m
2 stops
OTP12:00 pmBucharest Otopeni Intl
Aug 8
OTP12:45 pmBucharest Otopeni Intl
16h 42m
2 stops
GRB9:27 pmGreen Bay Austin-Straubel
$1,245

United Airlines flights from Green Bay to Bucharest

Our best United Airlines deals on Green Bay to Bucharest flight tickets
United Airlines
May 4
GRB2:35 pmGreen Bay Austin-Straubel
26h 35m
2 stops
OTP1:10 amBucharest Otopeni Intl
May 12
OTP6:05 amBucharest Otopeni Intl
18h 45m
2 stops
GRB4:50 pmGreen Bay Austin-Straubel
$552
United Airlines
May 5
GRB5:30 pmGreen Bay Austin-Straubel
23h 40m
2 stops
OTP1:10 amBucharest Otopeni Intl
May 11
OTP12:45 pmBucharest Otopeni Intl
40h 41m
2 stops
GRB9:26 pmGreen Bay Austin-Straubel
$564
United Airlines
May 10
GRB2:35 pmGreen Bay Austin-Straubel
26h 35m
2 stops
OTP1:10 amBucharest Otopeni Intl
May 12
OTP6:05 amBucharest Otopeni Intl
23h 21m
2 stops
GRB9:26 pmGreen Bay Austin-Straubel
$566

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Bucharest 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 February 6, 2026.
Use the filters below to find and compare flights from Green Bay to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Wed 5/6

5:30 pm-1:10 am

2 stops23h 40m

Bucharest Otopeni Intl

Tue 5/12

6:05 am-4:50 pm

2 stops18h 45m

$539

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Wed 5/6

12:00 pm-3:50 pm

2 stops19h 50m

Bucharest Otopeni Intl

Wed 5/13

8:35 am-8:35 pm

2 stops20h 00m

$549

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Mon 5/4

2:35 pm-1:10 am

2 stops26h 35m

Bucharest Otopeni Intl

Tue 5/12

6:05 am-4:50 pm

2 stops18h 45m

$552

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Tue 5/5

5:30 pm-1:10 am

2 stops23h 40m

Bucharest Otopeni Intl

Mon 5/11

12:45 pm-9:26 pm

2 stops40h 41m

$564

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Sun 5/10

2:35 pm-1:10 am

2 stops26h 35m

Bucharest Otopeni Intl

Tue 5/12

6:05 am-9:26 pm

2 stops23h 21m

$566

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Mon 5/4

2:35 pm-1:10 am

2 stops26h 35m

Bucharest Otopeni Intl

Mon 5/11

6:55 pm-9:26 pm

2 stops34h 31m

$567

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Sat 5/9

5:30 pm-11:40 pm

2 stops46h 10m

Bucharest Otopeni Intl

Wed 5/13

6:05 am-1:58 pm

2 stops15h 53m

$584

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Thu 5/7

3:48 pm-6:35 pm

2 stops18h 47m

Bucharest Otopeni Intl

Tue 5/12

6:05 am-1:58 pm

2 stops15h 53m

$602

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Mon 5/4

2:35 pm-1:10 am

2 stops26h 35m

Bucharest Otopeni Intl

Sun 5/10

6:15 am-9:26 pm

2 stops23h 11m

$604

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Tue 5/5

5:30 pm-1:10 am

2 stops23h 40m

Bucharest Otopeni Intl

Sun 5/10

6:05 am-9:26 pm

2 stops23h 21m

$612

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Green Bay to Bucharest

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

Cheap Green Bay to Bucharest (GRB to BUH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Bucharest

Fastest flight time

14h 49m

Direct flights

None
The fastest flight from Green Bay to Bucharest takes 14h 49m
There are no direct flights from Green Bay to Bucharest. There are no popular flight routes from Green Bay to Bucharest.
Search flight deals

  • How far is Green Bay Austin-Straubel to Bucharest by plane?

    A flight from Green Bay Austin-Straubel to Bucharest will travel around 5079.9 mi. In terms of flight time, this usually takes a little over 14h 49m.

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Bucharest?

    Prices for flights from Green Bay Austin-Straubel Airport to Bucharest are refreshed on a daily basis.

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to Bucharest?

    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 Green Bay Austin-Straubel Airport to Bucharest.

  • What documentation or ID do you need to fly to Bucharest?

    The required travel and health documents for your Bucharest trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bucharest. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Green Bay to Bucharest?

    Price Alerts will notify you by email when the price for flights to Bucharest from Green Bay decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Green Bay to Bucharest with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Bucharest?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Green Bay to Bucharest for you.

Can I find flights from Green Bay to Bucharest with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Green Bay to Bucharest flights to just show those with flexible booking policies.

How can momondo help me find flights from Green Bay to Bucharest?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bucharest from Green Bay.

I’m not ready to book a flight from Green Bay to Bucharest right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Green Bay to Bucharest flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Bucharest 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
Sun 3/8
Sun 3/15
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Romania

Fly into one of these airports located in Bucharest

Airports listed have a maximum distance of 9.6 mi from Bucharest
Bucharest Otopeni Intl Airport