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

United Airlines 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 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.

$816 Cheap Flights from Baltimore to Sydney in 2026

Find the cheapest flights from Baltimore to Sydney

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:03 - 07:00

BWI

SYD

25h 57m

2 stops

09:30 - 16:35

SYD

BWI

21h 05m

1 stop

$1,696United Airlines

Sun, 9 Aug - Sun, 23 Aug

15:55 - 07:05

BWI

SYD

25h 10m

2 stops

12:00 - 20:49

SYD

BWI

22h 49m

2 stops

$1,698American Airlines

Mon, 10 Aug - Mon, 24 Aug

15:03 - 07:00

BWI

SYD

25h 57m

2 stops

10:20 - 23:00

SYD

BWI

26h 40m

2 stops

$1,702United Airlines

Sun, 9 Aug - Sun, 23 Aug

16:23 - 07:00

BWI

SYD

24h 37m

2 stops

09:30 - 10:09

SYD

BWI

38h 39m

2 stops

$1,704United Airlines

Sun, 9 Aug - Sun, 23 Aug

07:00 - 07:00

BWI

SYD

34h 00m

1 stop

10:20 - 17:40

SYD

BWI

21h 20m

1 stop

$1,712United Airlines

Tue, 11 Aug - Tue, 25 Aug

15:03 - 07:00

BWI

SYD

25h 57m

2 stops

10:20 - 11:45

SYD

BWI

39h 25m

2 stops

$1,721United Airlines

Sun, 9 Aug - Sun, 23 Aug

16:04 - 06:55

BWI

SYD

23h 51m

1 stop

14:05 - 19:16

SYD

BWI

21h 11m

1 stop

$1,734Qantas Airways

Wed, 21 Oct - Wed, 18 Nov

16:04 - 06:55

BWI

SYD

23h 51m

1 stop

14:05 - 19:16

SYD

BWI

21h 11m

1 stop

$1,735Qantas Airways

Mon, 19 Oct - Mon, 2 Nov

13:55 - 07:30

BWI

SYD

27h 35m

2 stops

09:10 - 19:29

SYD

BWI

24h 19m

2 stops

$1,739American Airlines

Sun, 23 Aug - Sun, 30 Aug

11:51 - 06:55

BWI

SYD

27h 04m

1 stop

14:05 - 19:12

SYD

BWI

21h 07m

1 stop

$1,754Qantas Airways

Mon, 16 Nov - Tue, 24 Nov

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United Airlines flights from Baltimore to Sydney

Our best United Airlines deals on Baltimore to Sydney flight tickets

United Airlines

3 Aug

BWI15:03Baltimore/Washington

25h 57m

2 stops

SYD07:00Sydney Kingsford Smith

18 Aug

SYD10:20Sydney Kingsford Smith

21h 20m

1 stop

BWI17:40Baltimore/Washington

$1,681

United Airlines

3 Aug

BWI15:03Baltimore/Washington

25h 57m

2 stops

SYD07:00Sydney Kingsford Smith

19 Aug

SYD09:30Sydney Kingsford Smith

21h 05m

1 stop

BWI16:35Baltimore/Washington

$1,682

United Airlines

29 July

BWI07:00Baltimore/Washington

34h 00m

1 stop

SYD07:00Sydney Kingsford Smith

11 Aug

SYD09:30Sydney Kingsford Smith

21h 05m

1 stop

BWI16:35Baltimore/Washington

$1,684

Qantas Airways flights from Baltimore to Sydney

Our best Qantas Airways deals on Baltimore to Sydney flight tickets

Qantas Airways

3 Aug

BWI19:17Baltimore/Washington

21h 38m

1 stop

SYD06:55Sydney Kingsford Smith

19 Aug

SYD12:00Sydney Kingsford Smith

23h 34m

1 stop

BWI21:34Baltimore/Washington

$1,662

Qantas Airways

3 Aug

BWI19:17Baltimore/Washington

21h 38m

1 stop

SYD06:55Sydney Kingsford Smith

17 Aug

SYD12:00Sydney Kingsford Smith

25h 41m

1 stop

BWI23:41Baltimore/Washington

$1,689

Qantas Airways

3 Aug

BWI19:17Baltimore/Washington

21h 38m

1 stop

SYD06:55Sydney Kingsford Smith

2 Sept

SYD12:00Sydney Kingsford Smith

23h 34m

1 stop

BWI21:34Baltimore/Washington

$1,694

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 9/8

15:03-07:00

2 stops25h 57m

Sydney Kingsford Smith

Sun 23/8

09:30-16:35

1 stop21h 05m

$1,696

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 10/8

15:55-07:05

2 stops25h 10m

Sydney Kingsford Smith

Mon 24/8

12:00-20:49

2 stops22h 49m

$1,698

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 9/8

15:03-07:00

2 stops25h 57m

Sydney Kingsford Smith

Sun 23/8

10:20-23:00

2 stops26h 40m

$1,702

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 9/8

16:23-07:00

2 stops24h 37m

Sydney Kingsford Smith

Sun 23/8

09:30-10:09

2 stops38h 39m

$1,704

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 11/8

07:00-07:00

1 stop34h 00m

Sydney Kingsford Smith

Tue 25/8

10:20-17:40

1 stop21h 20m

$1,712

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 9/8

15:03-07:00

2 stops25h 57m

Sydney Kingsford Smith

Sun 23/8

10:20-11:45

2 stops39h 25m

$1,721

Fastest return journey

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 21/10

16:04-06:55

1 stop23h 51m

Sydney Kingsford Smith

Wed 18/11

14:05-19:16

1 stop21h 11m

$1,734

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 19/10

16:04-06:55

1 stop23h 51m

Sydney Kingsford Smith

Mon 2/11

14:05-19:16

1 stop21h 11m

$1,735

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Sun 23/8

13:55-07:30

2 stops27h 35m

Sydney Kingsford Smith

Sun 30/8

09:10-19:29

2 stops24h 19m

$1,739

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 16/11

11:51-06:55

1 stop27h 04m

Sydney Kingsford Smith

Tue 24/11

14:05-19:12

1 stop21h 07m

$1,754

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 typical price of a round-trip flight between Baltimore and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $2,072 to $2,848.
The lowest price recently found on this route was $1,696.

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 $1,686. If you aren’t able to travel to Sydney during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $1,708.

How far in advance should I book a flight from Baltimore 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 $2,096 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 $1,348 on momondo.

Can stopping save me money on Baltimore to Sydney flights?

You could potentially save up to 48% on your flight if you consider stops on a Baltimore to Sydney flight.

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	22h 03m
Direct flights	None

The fastest flight from Baltimore to Sydney takes 22h 03m

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

Search flight deals

Frequently asked questions about flying from Baltimore to Sydney

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 03m.
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 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.

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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.