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 $2,517 return.

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

A good deal on a flight to Portland is around $1,906 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?

Melbourne Airport to Portland is the cheapest route at $2,517 return, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.

How much is a flight to Portland?

On average, a return flight from Australia to Portland costs $2,356, based on KAYAK data over the past 12 months. Return fares from Melbourne Airport average $2,031, while Adelaide runs a bit higher at $2,291.

What is the cheapest day to fly to Portland?

Friday is the cheapest day to fly to Portland at $1,796 return on average over the past 12 months on KAYAK. Thursday is the most expensive at $2,985.

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

Morning flights to Portland are the cheapest at $2,276 return on average. Afternoon flights are the most expensive at $2,968.

What is a good deal for flights to Portland?

Flights under $1,906 are considered a good deal. 25% of KAYAK users found return flights to Portland at or below these prices, with the lowest fares from: •Melbourne Airport $1,600.

What are the most popular airlines flying to Portland?

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

$2,517 CHEAP FLIGHTS to Portland in 2026/27

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Cheapest return flight

$2,517

Typical prices: $1,906-$2,967

American Airlines

Wed 21/11Wed 28/11

MEL - PWM • 2 stops

Top airlines

United Airlines

Best reviews • 7.3 score

Airline reviews

Top routes

MEL - PWM

Cheapest • 16% average savings

SYD - PWM

Most popular

Insights

When to travel

December

Cheapest • 32% 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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Recent return flight deals to Portland

Sat, 21 Nov - Sat, 28 Nov

12:00 - 22:56MEL Melbourne-PWM Portland

26h 56m2 stops Dallas/Fort Worth Philadelphia

12:17 - 09:30PWM Portland-MEL Melbourne

29h 13m2 stops Chicago O'Hare Intl Los Angeles

$2,517American Airlines

Wed, 25 Nov - Tue, 1 Dec

10:40 - 15:16SYD Sydney Kingsford Smith-PWM Portland

44h 36m2 stops Los Angeles New York John F Kennedy Intl

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

34h 30m2 stops New York John F Kennedy Intl Los Angeles

$2,607Delta

Wed, 25 Nov - Tue, 1 Dec

09:45 - 22:39SYD Sydney Kingsford Smith-PWM Portland

28h 54m3 stops Auckland Intl New York John F Kennedy Intl Washington, D.C. Reagan-National

11:07 - 06:55PWM Portland-SYD Sydney Kingsford Smith

27h 48m2 stops Philadelphia Dallas/Fort Worth

$3,283American Airlines

Wed, 25 Nov - Tue, 1 Dec

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

28h 01m3 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

$3,294Air Canada

Mon, 7 Dec - Mon, 14 Dec

11:30 - 19:12MEL Melbourne-PWM Portland

23h 42m2 stops Los Angeles Washington, D.C. Dulles Intl

09:51 - 09:30PWM Portland-MEL Melbourne

31h 39m2 stops Chicago O'Hare Intl Los Angeles

$3,333United Airlines

Sat, 21 Nov - Sat, 28 Nov

12:00 - 21:48MEL Melbourne-PWM Portland

25h 48m2 stops Dallas/Fort Worth Chicago O'Hare Intl

15:10 - 12:05PWM Portland-MEL Melbourne

28h 55m3 stops Philadelphia Los Angeles Sydney Kingsford Smith

$3,353Multiple Airlines

Sat, 21 Nov - Sat, 28 Nov

08:00 - 21:48MEL Melbourne-PWM Portland

29h 48m3 stops Sydney Kingsford Smith Los Angeles Chicago O'Hare Intl

15:10 - 12:05PWM Portland-MEL Melbourne

28h 55m3 stops Philadelphia Los Angeles Sydney Kingsford Smith

$3,395Multiple Airlines

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?: Melbourne Airport to Portland is the cheapest route at $2,517 return, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.
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 $2,356, based on KAYAK data over the past 12 months. Return fares from Melbourne Airport average $2,031, while Adelaide runs a bit higher at $2,291.
What is the cheapest day to fly to Portland?: Friday is the cheapest day to fly to Portland at $1,796 return on average over the past 12 months on KAYAK. Thursday is the most expensive at $2,985.
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 $2,276 return on average. Afternoon flights are the most expensive at $2,968.
What is a good deal for flights to Portland?: Flights under $1,906 are considered a good deal. 25% of KAYAK users found return flights to Portland at or below these prices, with the lowest fares from:
•Melbourne Airport $1,600.

Find deals

Low season	February
High season	June
Cheapest flight	$2,517

Beat the crowds with an average 90% drop in travellers.

The most popular month to fly with an average 78% increase in travellers.

Round-trip flight from Melbourne Airport 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 $1,906 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 $2,517 return.

For flights to Portland, a good return fare is around $1,906. If you find a fare below that, you're getting a strong deal.
If your travel dates are flexible, consider flying to Portland in December. Return fares historically average $1,600, making December 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 $692 on a return flight. Morning flights to Portland average $2,276 compared to $2,968 for midday flights.

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Everything you should know

Cheap Flights to Portland

Recent return flight deals 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 day to fly 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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