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

Qantas Airways, American Airlines, and Delta are the most popular carriers 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 November 2025, 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.

$961 Cheap Flights from Baltimore to Sydney in 2025/26

1 adult

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Find the cheapest flights from Baltimore to Sydney

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One-way

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15:41 - 14:25BWI-SYD

30h 44m2 stops

14:05 - 22:59SYD-BWI

24h 54m1 stop

$1,715Qantas Airways

Find Deal

Wed, 28 Jan - Tue, 17 Feb

15:41 - 10:55BWI-SYD

27h 14m2 stops

14:05 - 22:59SYD-BWI

24h 54m1 stop

$1,717Qantas Airways

Find Deal

Fri, 6 Feb - Sat, 21 Feb

15:41 - 14:25BWI-SYD

30h 44m2 stops

06:20 - 18:17SYD-BWI

27h 57m2 stops

$1,726Qantas Airways

Find Deal

Sun, 1 Feb - Fri, 13 Feb

15:41 - 06:55BWI-SYD

23h 14m1 stop

07:05 - 18:17SYD-BWI

27h 12m2 stops

$1,730Qantas Airways

Find Deal

Wed, 11 Feb - Fri, 20 Feb

15:41 - 14:50BWI-SYD

31h 09m2 stops

19:15 - 22:59SYD-BWI

43h 44m2 stops

$1,756Qantas Airways

Find Deal

Tue, 3 Feb - Tue, 24 Feb

15:22 - 17:40BWI-SYD

34h 18m2 stops

19:15 - 14:28SYD-BWI

35h 13m2 stops

$1,787Qantas Airways

Find Deal

Tue, 17 Feb - Wed, 25 Feb

15:22 - 06:55BWI-SYD

23h 33m1 stop

06:30 - 14:01SYD-BWI

22h 31m2 stops

$1,851Qantas Airways

Find Deal

Wed, 25 Feb - Wed, 11 Mar

15:41 - 14:25BWI-SYD

30h 44m2 stops

06:20 - 14:32SYD-BWI

24h 12m2 stops

$1,853Qantas Airways

Find Deal

Sun, 1 Feb - Tue, 17 Feb

15:41 - 14:25BWI-SYD

30h 44m2 stops

06:20 - 23:10SYD-BWI

32h 50m2 stops

$1,856Qantas Airways

Find Deal

Sun, 18 Jan - Sun, 1 Feb

15:07 - 17:40BWI-SYD

34h 33m2 stops

19:15 - 14:24SYD-BWI

35h 09m2 stops

$1,880Qantas Airways

Find Deal

Mon, 24 Nov - Sat, 6 Dec

Qantas Airways flights from Baltimore to Sydney

Our best Qantas Airways deals on Baltimore to Sydney flight tickets

Qantas Airways

14 Nov

BWI15:23Baltimore/Washington

23h 32m

1 stop

SYD06:55Sydney Kingsford Smith

25 Nov

SYD06:30Sydney Kingsford Smith

27h 47m

2 stops

BWI18:17Baltimore/Washington

$1,683

Find similar

Qantas Airways

14 Nov

BWI15:23Baltimore/Washington

23h 32m

1 stop

SYD06:55Sydney Kingsford Smith

25 Nov

SYD06:30Sydney Kingsford Smith

27h 47m

2 stops

BWI18:17Baltimore/Washington

$1,685

Find similar

Qantas Airways

28 Jan

BWI15:41Baltimore/Washington

30h 44m

2 stops

SYD14:25Sydney Kingsford Smith

17 Feb

SYD14:05Sydney Kingsford Smith

24h 54m

1 stop

BWI22:59Baltimore/Washington

$1,715

Find similar

Air New Zealand flights from Baltimore to Sydney

Our best Air New Zealand deals on Baltimore to Sydney flight tickets

Air New Zealand

16 Mar

BWI06:10Baltimore/Washington

35h 35m

2 stops

SYD08:45Sydney Kingsford Smith

16 Apr

SYD08:45Sydney Kingsford Smith

27h 58m

2 stops

BWI22:43Baltimore/Washington

$2,048

Find similar

Air New Zealand

3 Feb

BWI08:01Baltimore/Washington

32h 44m

2 stops

SYD08:45Sydney Kingsford Smith

23 Feb

SYD07:45Sydney Kingsford Smith

30h 45m

2 stops

BWI22:30Baltimore/Washington

$2,100

Find similar

Air New Zealand

27 Feb

BWI16:05Baltimore/Washington

24h 40m

2 stops

SYD08:45Sydney Kingsford Smith

9 Mar

SYD09:55Sydney Kingsford Smith

34h 09m

2 stops

BWI05:04Baltimore/Washington

$2,129

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 28/1

15:41-14:25

2 stops30h 44m

Sydney Kingsford Smith

Tue 17/2

14:05-22:59

1 stop24h 54m

$1,715

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Fri 6/2

15:41-10:55

2 stops27h 14m

Sydney Kingsford Smith

Sat 21/2

14:05-22:59

1 stop24h 54m

$1,717

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 1/2

15:41-14:25

2 stops30h 44m

Sydney Kingsford Smith

Fri 13/2

06:20-18:17

2 stops27h 57m

$1,726

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 11/2

15:41-06:55

1 stop23h 14m

Sydney Kingsford Smith

Fri 20/2

07:05-18:17

2 stops27h 12m

$1,730

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 3/2

15:41-14:50

2 stops31h 09m

Sydney Kingsford Smith

Tue 24/2

19:15-22:59

2 stops43h 44m

$1,756

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 17/2

15:22-17:40

2 stops34h 18m

Sydney Kingsford Smith

Wed 25/2

19:15-14:28

2 stops35h 13m

$1,787

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 25/2

15:22-06:55

1 stop23h 33m

Sydney Kingsford Smith

Wed 11/3

06:30-14:01

2 stops22h 31m

$1,851

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 1/2

15:41-14:25

2 stops30h 44m

Sydney Kingsford Smith

Tue 17/2

06:20-14:32

2 stops24h 12m

$1,853

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 18/1

15:41-14:25

2 stops30h 44m

Sydney Kingsford Smith

Sun 1/2

06:20-23:10

2 stops32h 50m

$1,856

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 24/11

15:07-17:40

2 stops34h 33m

Sydney Kingsford Smith

Sat 6/12

19:15-14:24

2 stops35h 09m

$1,880

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 $1,766. If you aren’t able to travel to Sydney during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,987.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Tuesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $2,103. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $2,347.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Baltimore to Sydney in the morning for as low as $2,130. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $2,954 on average. Flights to Sydney from Baltimore in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 $2,287 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 $1,795 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

Direct flights	None

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

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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 22h 41m.
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 November 2025, 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 $2,212	Free cancellation	Rating 7.4 9,017 reviews		Search United Airlines flights

Parramatta

Wollongong

Terrigal

Penrith

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.