Cheap Flight Deals From Seattle (SEA) to Sidney (SDY) Starting at $137

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Airfares from $137 One Way, $262 Round Trip from Seattle to Sidney

Prices starting at $262 for return flights and $137 for one-way flights to Sidney were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

More About Flying To Sidney from Seattle

Route Information for Flights from Seattle to Sidney

Origin Airport IATA Code SEA
Destination Airport IATA Code SDY
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Seattle to Sidney

For guaranteed low prices on flights from Seattle to Sidney, search no further than Orbitz. Planning the perfect trip is simple with Orbitz; our range of bargain holiday packages and cutting edge mobile tools makes it quick and easy.

Mobile Movers

Never miss out on bargain prices on Seattle to Sidney flights with free mobile apps for Android and iPhone. On the road? Not a problem – just use m.orbitz.com in your mobile browser to book flights from Seattle to Sidney or check the latest details of your flights.

All-in-One

With Orbitz’s Display Matrix, it is so easy to book your perfect vacation package. Just add in flights from Seattle to Sidney, decide if you want hotels and car rental included and click the button! Orbitz’s Display Matrix clearly shows all the deals and great savings available, including extra discounts, such as free nights.

Cheap Flights Equals Extra Miles

Enjoy great deals on Seattle to Sidney flights and rack up those air miles at the same time! With Orbitz you just add in your frequent flyer number when asked and your qualifying miles are instant. Store your number to your account profile and next time you book your miles will be automatically added.

Safeguard with our Low Price Guarantee

Feel confident when you book your Seattle to Sidney flights, a great hotel or a full vacation package that you are getting the best deal around. Orbitz’s low price guarantee assures you of peace of mind.

Frequently asked questions

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.