
Popular airlines from Kansas City International Airport (MCI) to Sydney Airport (SYD)
- Qantas Airways
Qantas Airways
- Delta
Delta
- Air Canada
Air Canada
- United
United
- American Airlines
American Airlines
- Air New Zealand
Air New Zealand
- Korean Air
Korean Air
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from Kansas City to Sydney (MCI-SYD)
Prices were available within the past 7 days and start at $638 for one-way flights and $1,152 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Frequently asked questions
Travel information
Travel information
Origin airport | Kansas City Intl. |
Destination airport | Kingsford Smith Intl. |
Airlines serving | Air Canada, Air New Zealand, Alaska Airlines, All Nippon Airways, American Airlines, Asiana Airlines, China Eastern Airlines, Delta, Hawaiian Airlines, Japan Airlines, Korean Air, Qantas Airways, Qatar Airways, Turkish Airlines, United |
Roundtrip price | $1,152 |
Distance | 8844 mi |
Book with confidence
Book with confidence
The cheapest times to fly from Kansas City to Sydney
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kansas City to Sydney are during the month of October. You can find some of the cheapest flights from Kansas City to Sydney with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Kansas City to Sydney
Sunday is one of the best days to book for cheap flights from Kansas City to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Kansas City to Sydney
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kansas City to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $638 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kansas City to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Kansas City to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Be inspired and discover more with Expedia
Be inspired and discover more with Expedia
Flights
- Aer Lingus
- British Airways
- United
- Frontier Airlines
- Lufthansa
- Spirit Airlines
- Alaska Airlines
- Air Canada
- Delta
- KLM
- Qatar Airways
- Iberia
- Finnair
- Aeromexico
- Air France
- American Airlines
- Spirit Airlines Kansas City (MCI) to Fort Lauderdale (FLL) flights
- Delta Kansas City (MCI) to Boston (BOS) flights
- American Airlines Kansas City (MCI) to Phoenix (PHX) flights
- Qantas Airways Seattle (SEA) to Sydney (SYD) flights
- Qantas Airways New York (JFK) to Sydney (SYD) flights
- Qantas Airways Los Angeles (LAX) to Sydney (SYD) flights
- Qantas Airways Dallas (DFW) to Sydney (SYD) flights
- Qantas Airways Chicago (ORD) to Sydney (SYD) flights
- American Airlines Kansas City (MCI) to Chicago (ORD) flights
- Delta Kansas City (MCI) to Tampa (TPA) flights
- United Kansas City (MCI) to Miami (MIA) flights
- American Airlines Kansas City (MCI) to Newark Liberty Intl. Airport (EWR) flights
- United Kansas City (MCI) to New York (LGA) flights
- Delta Kansas City (MCI) to Los Angeles (LAX) flights
- Alaska Airlines Kansas City (MCI) to San Diego (SAN) flights
- Flights from Kirksville Municipal
- Flights from Eppley Field
- Flights from Manhattan Regional
- Flights from Joplin Regional
- Flights from Millard
- Flights from Springfield-Branson National
- Flights from Forbes Field
- Flights from Lincoln
- Flights from Roy Otten Memorial Airfield
- Flights from Columbia Regional
- Flights to Nelson Bay
- Flights to Brisbane
- Flights to Newcastle
- Flights to Cairns
- Flights to Port Macquarie
- Flights to Perth
- Flights to Wollongong
- Flights to Busselton
- Flights to Gold Coast
- Flights to Melbourne
- Flights to Canberra
- Flights to Sydney
- Flights to Geelong
- Flights to Coffs Harbour
- Flights to Margaret River
- Flights to Hobart
- Flights to Byron Bay
- Flights to Sunshine Coast
- Flights to Adelaide
- Flights to Port Douglas
- Flights from St. Louis (STL) to Dallas (DFW)
- Flights from Kansas City (MCI) to Fort Lauderdale (FLL)
- Flights from Kansas City (MCI) to Boston (BOS)
- Flights from St. Louis (STL) to Boston (BOS)
- Flights from St. Louis (STL) to Cancun (CUN)
- Flights from Denver (DEN) to St. Louis (STL)
- Flights from Los Angeles (LAX) to St. Louis (STL)
- Flights from Chicago (ORD) to St. Louis (STL)
- Flights from Phoenix (PHX) to St. Louis (STL)
- Flights from Seattle (SEA) to St. Louis (STL)
- Flights from Atlanta (ATL) to St. Louis (STL)
- Flights from Dallas (DFW) to St. Louis (STL)
- Flights from St. Louis (STL) to Seattle (SEA)
- Flights from St. Louis (STL) to Phoenix (PHX)
- Flights from Kansas City (MCI) to Phoenix (PHX)
- Flights from Washington (IAD) to Sydney (SYD)
- Flights from Dallas (DFW) to Sydney (SYD)
- Flights from Boston (BOS) to Sydney (SYD)
- Flights from Detroit (DTW) to Sydney (SYD)
- Flights from New York (LGA) to Sydney (SYD)
- Flights from Honolulu (HNL) to Sydney (SYD)
- Flights from Chicago (ORD) to Sydney (SYD)
- Flights from Miami (MIA) to Sydney (SYD)
- Flights from New York (JFK) to Sydney (SYD)
- Flights from Washington (DCA) to Sydney (SYD)
- Flights from Los Angeles (LAX) to Sydney (SYD)
- Flights from Newark Liberty Intl. Airport (EWR) to Sydney (SYD)
- Flights from Denver (DEN) to Sydney (SYD)
- Flights from San Francisco (SFO) to Sydney (SYD)
- Flights from St. Louis (STL) to Houston (HOU)
- Flights from Kansas City (MCI) to Chicago (ORD)
- Flights from St. Louis (STL) to Chicago (ORD)
- Flights from St. Louis (STL) to Tampa (TPA)
- Flights from Kansas City (MCI) to Tampa (TPA)
- Flights from St. Louis (STL) to New York (NYC)
- Flights from St. Louis (STL) to Miami (MIA)
- Flights from Kansas City (MCI) to Miami (MIA)
- Flights from Kansas City (MCI) to Newark Liberty Intl. Airport (EWR)
- Flights from Kansas City (MCI) to Honolulu (HNL)
- Flights from St. Louis (STL) to Honolulu (HNL)
- Flights from Kansas City (MCI) to Denver (DEN)
- Flights from St. Louis (STL) to Denver (DEN)
- Flights from Kansas City (MCI) to New York (LGA)
- Flights from St. Louis (STL) to Las Vegas (LAS)
- Flights from St. Louis (STL) to Atlanta (ATL)
- Flights from Sydney (SYD) to Melbourne (MEL)
- Flights from Kansas City (MCI) to Los Angeles (LAX)
- Flights from St. Louis (STL) to Los Angeles (LAX)
- Flights from Kansas City (MCI) to San Diego (SAN)
- Flights from St. Louis (STL) to San Diego (SAN)
- Flights from St. Louis (STL) to Orlando (MCO)