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Cheap flights from Baltimore to Sydney from $556

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Sydney departing on 11/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
3:23 pm - 6:55 amBWI-SYD
23h 32m1 stop
Qantas Airways Logo
7:05 am - 10:54 pmSYD-BWI
31h 49m2 stops
$1,099Qantas Airways
Find Deal
Tue, Nov 11 - Sun, Nov 23
Qantas Airways Logo
3:23 pm - 6:55 amBWI-SYD
23h 32m1 stop
Qantas Airways Logo
7:20 am - 6:17 pmSYD-BWI
26h 57m2 stops
$1,100Qantas Airways
Find Deal
Tue, Nov 11 - Sun, Nov 23
Qantas Airways Logo
3:23 pm - 10:25 pmBWI-SYD
39h 02m2 stops
Qantas Airways Logo
2:05 pm - 10:54 pmSYD-BWI
24h 49m1 stop
$1,107Qantas Airways
Find Deal
Tue, Nov 11 - Sun, Nov 23
Delta Logo
12:15 pm - 8:30 amBWI-SYD
28h 15m2 stops
Delta Logo
10:40 am - 9:56 pmSYD-BWI
27h 16m2 stops
$1,197Delta
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Mon, Feb 2 - Mon, Feb 16
Alaska Airlines Logo
7:14 pm - 7:45 pmBWI-SYD
32h 31m2 stops
Alaska Airlines Logo
9:40 pm - 5:55 pmSYD-BWI
36h 15m2 stops
$1,272Alaska Airlines
Find Deal
Wed, Feb 4 - Tue, Feb 17
Alaska Airlines Logo
7:38 am - 7:45 pmBWI-SYD
45h 07m2 stops
Alaska Airlines Logo
9:40 pm - 6:16 pmSYD-BWI
36h 36m2 stops
$1,273Alaska Airlines
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Tue, Oct 28 - Tue, Nov 18
Multiple Airlines Logo
2:26 pm - 12:30 pmBWI-SYD
30h 04m3 stops
Multiple Airlines Logo
2:50 pm - 7:23 amSYD-BWI
32h 33m3 stops
$1,276Multiple Airlines
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Wed, Dec 3 - Sun, Dec 14
Air New Zealand Logo
3:56 pm - 10:30 amBWI-SYD
26h 34m2 stops
Air New Zealand Logo
1:55 pm - 9:26 pmSYD-BWI
23h 31m2 stops
$1,290Air New Zealand
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Wed, Dec 3 - Wed, Jan 28
Air New Zealand Logo
3:52 pm - 8:45 amBWI-SYD
24h 53m2 stops
Air New Zealand Logo
11:45 am - 10:24 pmSYD-BWI
26h 39m2 stops
$1,291Air New Zealand
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Wed, Feb 25 - Wed, Mar 4
Multiple Airlines Logo
1:35 pm - 12:45 pmBWI-SYD
32h 10m3 stops
Multiple Airlines Logo
2:15 pm - 10:28 amSYD-BWI
35h 13m3 stops
$1,310Multiple Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28

Air New Zealand flights from Baltimore to Sydney

Our best Air New Zealand deals on Baltimore to Sydney flight tickets
Air New Zealand
Dec 3
BWI3:56 pmBaltimore/Washington
26h 34m
2 stops
SYD10:30 amSydney Kingsford Smith
Jan 28
SYD1:55 pmSydney Kingsford Smith
23h 31m
2 stops
BWI9:26 pmBaltimore/Washington
$1,290
Find similar
Air New Zealand
Feb 25
BWI3:52 pmBaltimore/Washington
24h 53m
2 stops
SYD8:45 amSydney Kingsford Smith
Mar 4
SYD11:45 amSydney Kingsford Smith
26h 39m
2 stops
BWI10:24 pmBaltimore/Washington
$1,291
Find similar
Air New Zealand
Nov 11
BWI7:07 amBaltimore/Washington
33h 38m
2 stops
SYD8:45 amSydney Kingsford Smith
Nov 23
SYD11:45 amSydney Kingsford Smith
36h 11m
2 stops
BWI7:56 amBaltimore/Washington
$1,304
Find similar

Alaska Airlines flights from Baltimore to Sydney

Our best Alaska Airlines deals on Baltimore to Sydney flight tickets
Alaska Airlines
Feb 4
BWI7:14 pmBaltimore/Washington
32h 31m
2 stops
SYD7:45 pmSydney Kingsford Smith
Feb 17
SYD9:40 pmSydney Kingsford Smith
36h 15m
2 stops
BWI5:55 pmBaltimore/Washington
$1,272
Find similar
Alaska Airlines
Oct 28
BWI7:38 amBaltimore/Washington
45h 07m
2 stops
SYD7:45 pmSydney Kingsford Smith
Nov 18
SYD9:40 pmSydney Kingsford Smith
36h 36m
2 stops
BWI6:16 pmBaltimore/Washington
$1,273
Find similar
Alaska Airlines
Oct 28
BWI7:38 amBaltimore/Washington
45h 07m
2 stops
SYD7:45 pmSydney Kingsford Smith
Nov 21
SYD9:40 pmSydney Kingsford Smith
47h 59m
2 stops
BWI5:39 amBaltimore/Washington
$1,289
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore to Sydney 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 October 9, 2025.
Use the filters below to find and compare flights from Baltimore to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 11/11

3:23 pm-6:55 am

1 stop23h 32m

Sydney Kingsford Smith

Sun 11/23

7:05 am-10:54 pm

2 stops31h 49m

$1,099

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 11/11

3:23 pm-6:55 am

1 stop23h 32m

Sydney Kingsford Smith

Sun 11/23

7:20 am-6:17 pm

2 stops26h 57m

$1,100

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 11/11

3:23 pm-10:25 pm

2 stops39h 02m

Sydney Kingsford Smith

Sun 11/23

2:05 pm-10:54 pm

1 stop24h 49m

$1,107

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Mon 2/2

12:15 pm-8:30 am

2 stops28h 15m

Sydney Kingsford Smith

Mon 2/16

10:40 am-9:56 pm

2 stops27h 16m

$1,197

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 2/4

7:14 pm-7:45 pm

2 stops32h 31m

Sydney Kingsford Smith

Tue 2/17

9:40 pm-5:55 pm

2 stops36h 15m

$1,272

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 10/28

7:38 am-7:45 pm

2 stops45h 07m

Sydney Kingsford Smith

Tue 11/18

9:40 pm-6:16 pm

2 stops36h 36m

$1,273

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 12/3

2:26 pm-12:30 pm

3 stops30h 04m

Sydney Kingsford Smith

Sun 12/14

2:50 pm-7:23 am

3 stops32h 33m

$1,276

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 12/3

3:56 pm-10:30 am

2 stops26h 34m

Sydney Kingsford Smith

Wed 1/28

1:55 pm-9:26 pm

2 stops23h 31m

$1,290

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Wed 2/25

3:52 pm-8:45 am

2 stops24h 53m

Sydney Kingsford Smith

Wed 3/4

11:45 am-10:24 pm

2 stops26h 39m

$1,291

BaltimoreSydney

BWI - SYD

BWISYD

Baltimore/Washington

Tue 10/21

1:35 pm-12:45 pm

3 stops32h 10m

Sydney Kingsford Smith

Tue 10/28

2:15 pm-10:28 am

3 stops35h 13m

$1,310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

What is the cheapest month to fly to Sydney?

In general, September is the cheapest month to fly from Baltimore to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,157. If you are unable to visit Sydney during the month of September, then departing from Baltimore during the month February is also very affordable. Most momondo users find prices during this month for around $1,370.

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

The cheapest day to depart from Baltimore to Sydney is on a Tuesday when prices can be found for as low as $1,353. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $1,485.

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 at noon. momondo users have found flights departing from Baltimore to Sydney at noon for as low as $1,219. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the evening, with an average ticket price of $1,464. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 $1,516 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Baltimore for as low as $1,195 on momondo.

Can stopping save me money on Baltimore to Sydney flights?

You could potentially save up to 27% 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 round-trip 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?

    The distance between Baltimore/Washington and Sydney Kingsford Smith is about 9781.6 mi. Typically, this will take 23h 14m by plane in normal conditions.

  • 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 refresh daily.

  • How many operators does momondo search 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Baltimore to Sydney?

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
DeltaPriceFrom $276Free CancellationRating
7.9
7,971 reviews
Search Delta flights
Qantas AirwaysPriceFrom $787Free CancellationRating
7.5
917 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $858Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights
United AirlinesPriceFrom $1,180Free CancellationRating
7.4
8,966 reviews
Search United Airlines flights

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Randwick
Cronulla
Manly
Coogee
Lithgow
Penrith
Leura
Charlestown
Terrigal
Swansea

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from Baltimore.

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

All flight searches from Baltimore to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Baltimore to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Baltimore to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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