What is the cheapest airline that flies from Baltimore/Washington to Sydney Kingsford Smith?

Qantas Airways is the most popular carrier operating from Baltimore/Washington to Sydney Kingsford Smith

When did momondo last update prices for flights from Baltimore/Washington Airport to Sydney Kingsford Smith Airport?

Prices for flights from Baltimore/Washington Airport to Sydney Kingsford Smith Airport are updated daily.

How many operators does momondo search for flights from Baltimore/Washington Airport to Sydney Kingsford Smith Airport?

As of January 2026, there is 1 operator available to choose from for flights from Baltimore/Washington Airport to Sydney Kingsford Smith Airport.

How old do you have to be to fly from Baltimore/Washington Airport to Sydney Kingsford Smith Airport?

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 stopovers 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 Baltimore/Washington Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith 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 licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$774 Cheap Flights from Baltimore to Sydney in 2026

1 adult

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Find the cheapest flights from Baltimore to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:20 - 09:35

BWI

SYD

35h 15m

3 stops

14:00 - 10:27

SYD

BWI

35h 27m

3 stops

$1,830Multiple Airlines

Mon, 2 Mar - Mon, 9 Mar

06:23 - 08:45

BWI

SYD

35h 22m

2 stops

09:55 - 17:08

SYD

BWI

45h 13m

2 stops

$1,876Air New Zealand

Wed, 1 Apr - Tue, 28 Apr

15:41 - 06:55

BWI

SYD

23h 14m

1 stop

06:30 - 14:49

SYD

BWI

24h 19m

2 stops

$1,884Qantas Airways

Wed, 28 Jan - Fri, 6 Feb

15:41 - 14:50

BWI

SYD

31h 09m

2 stops

19:15 - 14:30

SYD

BWI

35h 15m

2 stops

$1,885Qantas Airways

Tue, 3 Feb - Tue, 17 Feb

15:21 - 06:55

BWI

SYD

23h 34m

1 stop

18:35 - 14:32

SYD

BWI

34h 57m

2 stops

$1,887Qantas Airways

Mon, 2 Mar - Mon, 9 Mar

15:41 - 17:50

BWI

SYD

34h 09m

2 stops

14:05 - 22:59

SYD

BWI

24h 54m

1 stop

$1,888Qantas Airways

Wed, 4 Feb - Mon, 16 Feb

15:41 - 06:55

BWI

SYD

23h 14m

1 stop

21:55 - 14:49

SYD

BWI

32h 54m

2 stops

$1,906Qantas Airways

Wed, 28 Jan - Tue, 3 Feb

15:22 - 06:55

BWI

SYD

23h 33m

1 stop

06:30 - 14:32

SYD

BWI

24h 02m

2 stops

$1,954Qantas Airways

Tue, 17 Feb - Tue, 24 Feb

15:41 - 06:55

BWI

SYD

23h 14m

1 stop

07:20 - 14:49

SYD

BWI

23h 29m

2 stops

$1,956Qantas Airways

Wed, 28 Jan - Wed, 4 Feb

15:41 - 06:55

BWI

SYD

23h 14m

1 stop

06:05 - 14:30

SYD

BWI

24h 25m

2 stops

$1,959Qantas Airways

Sat, 7 Feb - Wed, 18 Feb

United Airlines flights from Baltimore to Sydney

Our best United Airlines deals on Baltimore to Sydney flight tickets

United Airlines

19 Jan

BWI15:52Baltimore/Washington

23h 08m

1 stop

SYD07:00Sydney Kingsford Smith

1 Feb

SYD14:00Sydney Kingsford Smith

24h 25m

2 stops

BWI22:25Baltimore/Washington

$2,172

United Airlines

19 Jan

BWI12:25Baltimore/Washington

26h 35m

1 stop

SYD07:00Sydney Kingsford Smith

1 Feb

SYD14:00Sydney Kingsford Smith

24h 25m

2 stops

BWI22:25Baltimore/Washington

$2,174

United Airlines

12 Apr

BWI18:28Baltimore/Washington

22h 32m

1 stop

SYD07:00Sydney Kingsford Smith

26 Apr

SYD10:20Sydney Kingsford Smith

20h 53m

1 stop

BWI17:13Baltimore/Washington

$2,177

American Airlines flights from Baltimore to Sydney

Our best American Airlines deals on Baltimore to Sydney flight tickets

American Airlines

4 Mar

BWI15:21Baltimore/Washington

25h 39m

2 stops

SYD09:00Sydney Kingsford Smith

11 Mar

SYD13:05Sydney Kingsford Smith

24h 54m

1 stop

BWI22:59Baltimore/Washington

$2,170

American Airlines

4 Feb

BWI11:13Baltimore/Washington

29h 47m

2 stops

SYD09:00Sydney Kingsford Smith

11 Feb

SYD11:20Sydney Kingsford Smith

27h 50m

2 stops

BWI23:10Baltimore/Washington

$2,171

American Airlines

1 Apr

BWI15:21Baltimore/Washington

24h 34m

1 stop

SYD06:55Sydney Kingsford Smith

28 Apr

SYD09:10Sydney Kingsford Smith

22h 46m

2 stops

BWI17:56Baltimore/Washington

$2,172

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 2/3

06:20-09:35

3 stops35h 15m

Sydney Kingsford Smith

Mon 9/3

14:00-10:27

3 stops35h 27m

$1,830

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 1/4

06:23-08:45

2 stops35h 22m

Sydney Kingsford Smith

Tue 28/4

09:55-17:08

2 stops45h 13m

$1,876

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 28/1

15:41-06:55

1 stop23h 14m

Sydney Kingsford Smith

Fri 6/2

06:30-14:49

2 stops24h 19m

$1,884

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 3/2

15:41-14:50

2 stops31h 09m

Sydney Kingsford Smith

Tue 17/2

19:15-14:30

2 stops35h 15m

$1,885

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 2/3

15:21-06:55

1 stop23h 34m

Sydney Kingsford Smith

Mon 9/3

18:35-14:32

2 stops34h 57m

$1,887

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 4/2

15:41-17:50

2 stops34h 09m

Sydney Kingsford Smith

Mon 16/2

14:05-22:59

1 stop24h 54m

$1,888

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 28/1

15:41-06:55

1 stop23h 14m

Sydney Kingsford Smith

Tue 3/2

21:55-14:49

2 stops32h 54m

$1,906

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 17/2

15:22-06:55

1 stop23h 33m

Sydney Kingsford Smith

Tue 24/2

06:30-14:32

2 stops24h 02m

$1,954

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 28/1

15:41-06:55

1 stop23h 14m

Sydney Kingsford Smith

Wed 4/2

07:20-14:49

2 stops23h 29m

$1,956

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sat 7/2

15:41-06:55

1 stop23h 14m

Sydney Kingsford Smith

Wed 18/2

06:05-14:30

2 stops24h 25m

$1,959

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Baltimore to Sydney

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

Prices

Airlines

What is the cheapest month to fly to Sydney?

The month of September is, on average, the cheapest month to fly to Sydney from Baltimore, with most prices found around $1,519. If you aren’t able to travel to Sydney during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,951.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,189 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Baltimore for as low as $1,380 on momondo.

When to book flights from Baltimore to Sydney

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

Estimated return price

Cheap Baltimore to Sydney (BWI to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Sydney

Fastest flight time	21h 40m
Direct flights	None

The fastest flight from Baltimore to Sydney takes 21h 40m

There are no direct flights from Baltimore to Sydney. There are no popular flight routes from Baltimore to Sydney.

Search flight deals

How far is Baltimore/Washington to Sydney Kingsford Smith by plane?
There are 15741.9 km between Baltimore/Washington and Sydney Kingsford Smith. By plane, this route typically takes 21h 40m.
When did momondo last update prices for flights from Baltimore/Washington Airport to Sydney Kingsford Smith Airport?
Prices for flights from Baltimore/Washington Airport to Sydney Kingsford Smith Airport are updated daily.
How many operators does momondo search for flights from Baltimore/Washington Airport to Sydney Kingsford Smith Airport?
As of January 2026, there is 1 operator available to choose from for flights from Baltimore/Washington Airport to Sydney Kingsford Smith Airport.
How old do you have to be to fly from Baltimore/Washington Airport to Sydney Kingsford Smith Airport?
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 stopovers 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 Baltimore/Washington Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith 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 licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith 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 Baltimore to Sydney?
Based on momondo bookings for flights between Baltimore and Sydney, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Baltimore to Sydney

Compare and see reviews for airlines that fly from Baltimore to Sydney with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $2,168	Free cancellation	Rating 7.4 9,174 reviews		Search United Airlines flights

Parramatta

Wollongong

Penrith

Terrigal

Katoomba

Lithgow

Leura

Manly

Bondi Beach

Coogee

Cronulla

Randwick

Charlestown

Newport

Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Sydney?

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 Baltimore to Sydney for you.

Can I find flights from Baltimore to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Baltimore to Sydney flights to just show those with flexible booking policies.

How can momondo help me find flights from Baltimore to Sydney?

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 Sydney from Baltimore.

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

If you are not ready to book a flight from Baltimore to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.