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 December 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.

$855 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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15:41 - 12:15

BWI

SYD

28h 34m2 stops

14:05 - 14:49

SYD

BWI

40h 44m1 stop

$1,577Qantas Airways

Mon, 26 Jan - Mon, 2 Feb

15:21 - 06:55

BWI

SYD

24h 34m1 stop

18:35 - 14:30

SYD

BWI

34h 55m2 stops

$1,593Qantas Airways

Mon, 9 Mar - Sat, 14 Mar

15:41 - 22:25

BWI

SYD

38h 44m2 stops

14:05 - 23:10

SYD

BWI

25h 05m1 stop

$1,635Qantas Airways

Wed, 28 Jan - Wed, 4 Feb

15:21 - 06:55

BWI

SYD

23h 34m1 stop

06:05 - 14:30

SYD

BWI

23h 25m2 stops

$1,696Qantas Airways

Wed, 25 Feb - Wed, 11 Mar

15:41 - 06:55

BWI

SYD

23h 14m1 stop

07:20 - 14:29

SYD

BWI

23h 09m2 stops

$1,714Qantas Airways

Sat, 7 Feb - Wed, 18 Feb

15:41 - 06:55

BWI

SYD

23h 14m1 stop

17:30 - 18:17

SYD

BWI

40h 47m2 stops

$1,717Qantas Airways

Sun, 1 Feb - Sat, 14 Feb

15:22 - 06:55

BWI

SYD

23h 33m1 stop

17:30 - 14:30

SYD

BWI

36h 00m2 stops

$1,753Qantas Airways

Tue, 24 Feb - Tue, 10 Mar

15:41 - 06:55

BWI

SYD

23h 14m1 stop

14:05 - 22:59

SYD

BWI

24h 54m1 stop

$1,763Qantas Airways

Sun, 1 Feb - Sat, 14 Feb

08:10 - 08:20

BWI

SYD

33h 10m2 stops

09:20 - 22:44

SYD

BWI

27h 24m2 stops

$1,783Multiple Airlines

Thu, 2 Apr - Tue, 14 Apr

15:22 - 06:55

BWI

SYD

23h 33m1 stop

12:00 - 18:15

SYD

BWI

20h 15m1 stop

$1,787Qantas Airways

Tue, 17 Feb - Thu, 16 Apr

Air New Zealand flights from Baltimore to Sydney

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

Air New Zealand

1 Feb

BWI15:52Baltimore/Washington

24h 53m

2 stops

SYD08:45Sydney Kingsford Smith

9 Feb

SYD13:55Sydney Kingsford Smith

23h 31m

2 stops

BWI21:26Baltimore/Washington

$1,927

Find similar

Air New Zealand

25 Feb

BWI06:00Baltimore/Washington

36h 30m

2 stops

SYD10:30Sydney Kingsford Smith

10 Mar

SYD07:45Sydney Kingsford Smith

38h 34m

2 stops

BWI07:19Baltimore/Washington

$1,960

Find similar

Air New Zealand

9 Jan

BWI18:34Baltimore/Washington

22h 41m

1 stop

SYD09:15Sydney Kingsford Smith

21 Jan

SYD11:45Sydney Kingsford Smith

26h 40m

2 stops

BWI22:25Baltimore/Washington

$3,095

Find similar

United Airlines flights from Baltimore to Sydney

Our best United Airlines deals on Baltimore to Sydney flight tickets

United Airlines

1 Apr

BWI18:30Baltimore/Washington

22h 25m

1 stop

SYD07:55Sydney Kingsford Smith

28 Apr

SYD09:30Sydney Kingsford Smith

25h 53m

2 stops

BWI21:23Baltimore/Washington

$1,930

Find similar

United Airlines

14 Apr

BWI16:18Baltimore/Washington

24h 42m

2 stops

SYD07:00Sydney Kingsford Smith

3 May

SYD10:20Sydney Kingsford Smith

23h 11m

2 stops

BWI19:31Baltimore/Washington

$1,938

Find similar

United Airlines

14 Apr

BWI06:05Baltimore/Washington

34h 50m

1 stop

SYD06:55Sydney Kingsford Smith

5 May

SYD10:20Sydney Kingsford Smith

20h 57m

1 stop

BWI17:17Baltimore/Washington

$1,950

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 26/1

15:41-12:15

2 stops28h 34m

Sydney Kingsford Smith

Mon 2/2

14:05-14:49

1 stop40h 44m

$1,577

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 9/3

15:21-06:55

1 stop24h 34m

Sydney Kingsford Smith

Sat 14/3

18:35-14:30

2 stops34h 55m

$1,593

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 28/1

15:41-22:25

2 stops38h 44m

Sydney Kingsford Smith

Wed 4/2

14:05-23:10

1 stop25h 05m

$1,635

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 25/2

15:21-06:55

1 stop23h 34m

Sydney Kingsford Smith

Wed 11/3

06:05-14:30

2 stops23h 25m

$1,696

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sat 7/2

15:41-06:55

1 stop23h 14m

Sydney Kingsford Smith

Wed 18/2

07:20-14:29

2 stops23h 09m

$1,714

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 1/2

15:41-06:55

1 stop23h 14m

Sydney Kingsford Smith

Sat 14/2

17:30-18:17

2 stops40h 47m

$1,717

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 24/2

15:22-06:55

1 stop23h 33m

Sydney Kingsford Smith

Tue 10/3

17:30-14:30

2 stops36h 00m

$1,753

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 1/2

15:41-06:55

1 stop23h 14m

Sydney Kingsford Smith

Sat 14/2

14:05-22:59

1 stop24h 54m

$1,763

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Thu 2/4

08:10-08:20

2 stops33h 10m

Sydney Kingsford Smith

Tue 14/4

09:20-22:44

2 stops27h 24m

$1,783

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 17/2

15:22-06:55

1 stop23h 33m

Sydney Kingsford Smith

Thu 16/4

12:00-18:15

1 stop20h 15m

$1,787

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 $1,726. 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 $2,044.

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 $2,274 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 $1,483 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	23h 10m
Direct flights	None

The fastest flight from Baltimore to Sydney takes 23h 10m

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 23h 10m.
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 December 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 $2,163	Free cancellation	Rating 7.4 9,122 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.