What is the difference between the most popular and the most frequent airline at Portland?

United Airlines operates the most flights from Australia to Portland at 0 per week, and for this route United Airlines is also the airline most often selected by KAYAK users searching for flights from Australia to Portland. The two are sometimes different because flight volume reflects an airline's schedule, while popularity reflects traveller choice.

Which city has the cheapest flights to Portland?

Based on fares booked in the past 5 days, the cheapest flights to Portland are from Melbourne, starting at $1,819 return.

How do I know if a flight to Portland is a good deal?

A good deal on a flight to Portland is around $1,811 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

What is the cheapest flight to Portland?

Sydney to Portland is the cheapest route at $1,529 return, found in the past 5 days on KAYAK. Melbourne Airport to Portland is the most popular connection with return deals from $1,819.

How much is a flight to Portland?

On average, a return flight from Australia to Portland costs $2,243, based on KAYAK data over the past 12 months. Return fares from Brisbane average $1,584, while Perth runs a bit higher at $2,111.

What is the cheapest time of day to fly to Portland?

Morning flights to Portland are the cheapest at $1,918 return on average. Night flights are the most expensive at $2,391.

What is a good deal for flights to Portland?

Flights under $1,811 are considered a good deal. 25% of KAYAK users found return flights to Portland at or below these prices, with the lowest fares from: •Brisbane $1,584.

What are the most popular airlines flying to Portland?

United Airlines is the most popular airline flying to Portland on KAYAK, followed by American Airlines.

$894 CHEAP FLIGHTS to Portland in 2026/27

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Cheapest return flight

$1,529

Typical prices: $1,811-$2,529

Delta

Sun 11/11Sun 18/11

SYD - PWM • 2 stops

Cheapest one-way flight

$894

Typical prices: $1,228-$1,786

Delta

Mon 22/10

SYD - PWM • 2 stops

Top airlines

United Airlines

Best reviews • 7.4 score

Airline reviews

Top routes

BNE - PWM

Cheapest • 22% average savings

SYD - PWM

Most popular

Insights

When to travel

March

Cheapest • 29% price drop

June

Most popular

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We hope you enjoy your trip to Portland!

Flight Deals

Cheap Flights to Portland

Discover the best prices for you by selecting your travel dates on KAYAK.

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One-way

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Recent return flight deals to Portland

Wed, 11 Nov - Wed, 18 Nov

10:40 - 23:31SYD Sydney Kingsford Smith-PWM Portland

28h 51m2 stops Los Angeles Atlanta Hartsfield-Jackson

06:00 - 08:30PWM Portland-SYD Sydney Kingsford Smith

34h 30m2 stops Atlanta Hartsfield-Jackson Los Angeles

$1,529Delta

Sat, 14 Nov - Sat, 21 Nov

11:10 - 21:39SYD Sydney Kingsford Smith-PWM Portland

26h 29m2 stops Los Angeles Washington, D.C. Reagan-National

11:07 - 09:00PWM Portland-SYD Sydney Kingsford Smith

29h 53m2 stops Philadelphia Los Angeles

$1,768American Airlines

Wed, 11 Nov - Wed, 18 Nov

09:45 - 22:29SYD Sydney Kingsford Smith-PWM Portland

28h 44m3 stops Auckland Intl New York John F Kennedy Intl Washington, D.C. Reagan-National

12:50 - 09:00PWM Portland-SYD Sydney Kingsford Smith

28h 10m2 stops Chicago O'Hare Intl Los Angeles

$1,794American Airlines

Sat, 14 Nov - Sat, 21 Nov

11:10 - 21:39SYD Sydney Kingsford Smith-PWM Portland

26h 29m2 stops Los Angeles Washington, D.C. Reagan-National

10:19 - 08:15PWM Portland-SYD Sydney Kingsford Smith

29h 56m3 stops Washington, D.C. Reagan-National New York John F Kennedy Intl Auckland Intl

$1,816American Airlines

Sun, 15 Nov - Sun, 22 Nov

11:30 - 23:21MEL Melbourne-PWM Portland

27h 51m2 stops Los Angeles Newark

08:47 - 10:30PWM Portland-MEL Melbourne

33h 43m3 stops Chicago O'Hare Intl Denver Intl San Francisco

$1,819United Airlines

Sun, 15 Nov - Sun, 22 Nov

11:00 - 23:21MEL Melbourne-PWM Portland

28h 21m3 stops Sydney Kingsford Smith Dallas/Fort Worth Newark

12:35 - 12:05PWM Portland-MEL Melbourne

31h 30m3 stops Chicago O'Hare Intl Los Angeles Sydney Kingsford Smith

$3,145Multiple Airlines

Wed, 11 Nov - Wed, 18 Nov

11:20 - 23:21SYD Sydney Kingsford Smith-PWM Portland

28h 01m3 stops Vancouver Intl Toronto Pearson Intl Newark

08:49 - 09:35PWM Portland-SYD Sydney Kingsford Smith

32h 46m3 stops Newark Toronto Pearson Intl Vancouver Intl

$3,338Air Canada

Sat, 14 Nov - Sat, 21 Nov

11:20 - 09:00SYD Sydney Kingsford Smith-PWM Portland

37h 40m3 stops Vancouver Intl Toronto Pearson Intl Newark

06:00 - 09:35PWM Portland-SYD Sydney Kingsford Smith

35h 35m3 stops Newark Toronto Pearson Intl Vancouver Intl

$3,482Air Canada

All return flight deals to Portland

Wed, 11 Nov - Wed, 18 Nov

10:40 - 23:31SYD Sydney Kingsford Smith-PWM Portland

28h 51m2 stops Los Angeles Atlanta Hartsfield-Jackson

06:00 - 08:30PWM Portland-SYD Sydney Kingsford Smith

34h 30m2 stops Atlanta Hartsfield-Jackson Los Angeles

$1,529Delta

Sat, 14 Nov - Sat, 21 Nov

11:10 - 21:39SYD Sydney Kingsford Smith-PWM Portland

26h 29m2 stops Los Angeles Washington, D.C. Reagan-National

11:07 - 09:00PWM Portland-SYD Sydney Kingsford Smith

29h 53m2 stops Philadelphia Los Angeles

$1,768American Airlines

Wed, 11 Nov - Wed, 18 Nov

09:45 - 22:29SYD Sydney Kingsford Smith-PWM Portland

28h 44m3 stops Auckland Intl New York John F Kennedy Intl Washington, D.C. Reagan-National

12:50 - 09:00PWM Portland-SYD Sydney Kingsford Smith

28h 10m2 stops Chicago O'Hare Intl Los Angeles

$1,794American Airlines

Sat, 14 Nov - Sat, 21 Nov

11:10 - 21:39SYD Sydney Kingsford Smith-PWM Portland

26h 29m2 stops Los Angeles Washington, D.C. Reagan-National

10:19 - 08:15PWM Portland-SYD Sydney Kingsford Smith

29h 56m3 stops Washington, D.C. Reagan-National New York John F Kennedy Intl Auckland Intl

$1,816American Airlines

Sun, 15 Nov - Sun, 22 Nov

11:30 - 23:21MEL Melbourne-PWM Portland

27h 51m2 stops Los Angeles Newark

08:47 - 10:30PWM Portland-MEL Melbourne

33h 43m3 stops Chicago O'Hare Intl Denver Intl San Francisco

$1,819United Airlines

Sun, 15 Nov - Sun, 22 Nov

11:00 - 23:21MEL Melbourne-PWM Portland

28h 21m3 stops Sydney Kingsford Smith Dallas/Fort Worth Newark

12:35 - 12:05PWM Portland-MEL Melbourne

31h 30m3 stops Chicago O'Hare Intl Los Angeles Sydney Kingsford Smith

$3,145Multiple Airlines

Wed, 11 Nov - Wed, 18 Nov

11:20 - 23:21SYD Sydney Kingsford Smith-PWM Portland

28h 01m3 stops Vancouver Intl Toronto Pearson Intl Newark

08:49 - 09:35PWM Portland-SYD Sydney Kingsford Smith

32h 46m3 stops Newark Toronto Pearson Intl Vancouver Intl

$3,338Air Canada

Sat, 14 Nov - Sat, 21 Nov

11:20 - 09:00SYD Sydney Kingsford Smith-PWM Portland

37h 40m3 stops Vancouver Intl Toronto Pearson Intl Newark

06:00 - 09:35PWM Portland-SYD Sydney Kingsford Smith

35h 35m3 stops Newark Toronto Pearson Intl Vancouver Intl

$3,482Air Canada

Booking Insights

Price, demand, and travel trends for flights to Portland

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

What is the cheapest flight to Portland?: Sydney to Portland is the cheapest route at $1,529 return, found in the past 5 days on KAYAK. Melbourne Airport to Portland is the most popular connection with return deals from $1,819.
How much is a flight to Portland? Average and cheapest price for all return flights to Portland from each origin found by users searching on KAYAK in the last 12 months.: On average, a return flight from Australia to Portland costs $2,243, based on KAYAK data over the past 12 months. Return fares from Brisbane average $1,584, while Perth runs a bit higher at $2,111.
What is the cheapest time of day to fly to Portland? Average price for all return flights depending on time of departure, seen by users on KAYAK in the last 12 months.: Morning flights to Portland are the cheapest at $1,918 return on average. Night flights are the most expensive at $2,391.
What is a good deal for flights to Portland?: Flights under $1,811 are considered a good deal. 25% of KAYAK users found return flights to Portland at or below these prices, with the lowest fares from:
•Brisbane $1,584.

Find deals

Low season	September
High season	June
Cheapest flight	$894

Beat the crowds with an average 33% drop in traveller numbers.

The most popular month to fly with an average 144% increase in traveller numbers.

One-way flight from Sydney to Portland

When to book flights to Portland

Are your dates flexible? Find out the best times to travel to Portland based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. The information is for flights to Portland based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

How do I know if a flight to Portland is a good deal?
A good deal on a flight to Portland is around $1,811 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.
Which city has the cheapest flights to Portland?
Based on fares booked in the past 5 days, the cheapest flights to Portland are from Melbourne, starting at $1,819 return.
What is the difference between the most popular and the most frequent airline at Portland?
United Airlines operates the most flights from Australia to Portland at 0 per week, and for this route United Airlines is also the airline most often selected by KAYAK users searching for flights from Australia to Portland. The two are sometimes different because flight volume reflects an airline's schedule, while popularity reflects traveller choice.

For flights to Portland, a good return fare is around $1,811. If you find a fare below that, you're getting a strong deal.
If your travel dates are flexible, consider flying to Portland in March. Return fares historically average $1,584, making March the cheapest month to travel based on KAYAK data from the last 12 months.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat selection costs on budget carriers.
• Verify whether you need any travel documents beyond an ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.
Shift your departure to morning to save up to $473 on a return flight. Morning flights to Portland average $1,918 compared to $2,391 for evening flights.

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Cheap Flights to Portland

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Price, demand, and travel trends for flights to Portland

What is the cheapest flight to Portland?

How much is a flight to Portland?

What is the cheapest time of day to fly to Portland?

What is a good deal for flights to Portland?

What are the most popular airlines flying to Portland?

Key details for flights to Portland

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