Question 1

Why should I use momondo to find a flight deal to Portland?

Accepted Answer

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Portland. momondo saves you time and could save you money on your trip.

Question 2

Can I find flights to Portland with flexible booking policies on momondo?

Accepted Answer

Yes. All flights to Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

Question 3

How can momondo help me find flights to Portland?

Accepted Answer

Once all potential Portland 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.

Question 4

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

Accepted Answer

If you are not ready to book a flight to Portland now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Portland and let you know when they change.

Question 5

What is there to do in Portland when it’s raining?

Accepted Answer

Users planning a flight to Portland during the months of November or December should anticipate rain. There are still things to do in Portland even when it's raining, though. World Forestry Center is a great museum to visit near Portland and is especially great when the weather outside is less than desirable. Shopping centers like Jantzen Beach Center are very popular destinations for those visiting the Portland area. Jantzen Beach Center is a great place to go if you’re looking to spend some time inside.

Question 6

How far in advance should I book a flight to Portland?

Accepted Answer

The ideal time to book your flight to Portland is 53 days in advance when prices tend to average $407. However, in the past 72 hours, people saw flights from United States for as low as $271.

Question 7

Which airlines fly to Portland?

Accepted Answer

When flying to Portland from United States, momondo travelers will most often fly with one of these popular airlines: Alaska Airlines, Delta, United Airlines or American Airlines. Depending on what airport in United States you fly from, you may be able to find flights with any of these popular airlines.

Question 8

Alaska Airlines Flights to Portland

Accepted Answer

49 Alaska Airlines flights head to Portland on average each week. Most will be flying from Seattle/Tacoma Intl to Portland, the most popular route that Alaska Airlines operates to Portland. Prices vary based on when and where you fly from - the cheapest Alaska Airlines flight to Portland found in the past 3 days on momondo was $93, departing from Atlanta Hartsfield-Jackson. Alaska Airlines is the most popular choice on momondo for this route and has been scored 8.0/10 by 11,357 of our users.

Question 9

Southwest Flights to Portland

Accepted Answer

Southwest flight deals to Portland start from $137 - this is the best price found recently on momondo, and was a round-trip journey departing from Atlanta Hartsfield-Jackson. Over any normal week, Southwest flight prices are typically higher, but vary depending on where you fly from - Denver Intl is the most popular Southwest departure point to Portland so generally has the most availability. Southwest is scored a 8.0/10 in 4,253 reviews.

Question 10

When did momondo last update prices for flights to Portland Airport?

Accepted Answer

Prices for flights to Portland Airport are updated daily.

Question 11

How many operators does momondo search for flights to Portland Airport?

Accepted Answer

As of November 2025, there are 29 operators available to choose from for flights to Portland Airport.

Question 12

How old do you have to be to fly to Portland Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Portland Airport.

Question 13

What documentation or ID do you need to fly to Portland Airport?

Accepted Answer

The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Question 14

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

Accepted Answer

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $394. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $493.

Question 15

What is the cheapest month to fly to Portland?

Accepted Answer

The cheapest month to fly to Portland from United States is in January. Flight prices, which tend to average around $296, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in January, then you should wait until February to fly from United States, when ticket prices are also cheap, with an average price of $296.

Question 16

What is the cheapest time of day to depart on your flight to Portland?

Accepted Answer

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $351. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $507 per ticket.

Question 17

How far in advance should I book a flight to Portland?

Accepted Answer

You are more likely to see cheaper flights to Portland from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $396 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from United States for as low as $334 on momondo.

Question 18

How long does it take to fly to Portland?

Accepted Answer

On average, it takes 2h 22m to fly from United States to Portland if you fly out of Los Angeles (the most popular airport in United States) and into Portland (the most popular airport in Portland). If you’re flying out of Miami and into Portland, then the flight time is around 6h 36m.

CHEAPEST MONTH TO FLY TO PORTLAND FROM LOS ANGELES	January	25% cheaper	Flying from Los Angeles to Portland costs on average just $153 in January
MOST EXPENSIVE MONTH TO FLY TO PORTLAND FROM LOS ANGELES	November	44% more expensive	It costs about $292 for flights to Portland from Los Angeles in November
MOST POPULAR MONTH TO FLY TO PORTLAND FROM LOS ANGELES	December	107% more users visited	More momondo users searched in flights to Portland from Los Angeles in December than any other month

Best One-Way Price	$49
Best Round-Trip Price	$107
Fastest flight time	2h 32m
Popular in	December

$49 Cheap flights to Portland

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Portland departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from the United States to Portland

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Recent direct flight deals from the United States to Portland

momondo Fare Finder

Use the filters below to find and compare flights to Portland that are best for you.

See travel insights to Portland from

Portland flights insights and trends

Explore insights for your Portland flight to craft the best travel plan

What is the cheapest month to fly to Portland?

What is the absolute cheapest flight to Portland?

See prices from:

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

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $394. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $493.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $351. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $507 per ticket.

How far in advance should I book a flight to Portland?

How long does it take to fly to Portland?

On average, it takes 2h 22m to fly from United States to Portland if you fly out of Los Angeles (the most popular airport in United States) and into Portland (the most popular airport in Portland). If you’re flying out of Miami and into Portland, then the flight time is around 6h 36m.

Cheapest flights to Portland

Find the cheapest flights to Portland from your nearest city or airport

Cheap Portland flight deals and tips

Summary info about Portland flight prices, duration and airlines

Best One-Way Price

Best Round-Trip Price

Fastest flight time

Popular in

Frequently asked questions about flying to Portland

What is there to do in Portland when it’s raining?

How far in advance should I book a flight to Portland?

When did momondo last update prices for flights to Portland Airport?

How many operators does momondo search for flights to Portland Airport?

How old do you have to be to fly to Portland Airport?

What documentation or ID do you need to fly to Portland Airport?

Traveling to a place near Portland?

Why use momondo?

Why should I use momondo to find a flight deal to Portland?

Can I find flights to Portland with flexible booking policies on momondo?

How can momondo help me find flights to Portland?

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

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portland

Popular flights to Portland

Popular routes according to searches in the past day on momondo