Cheap Flights from Grand Rapids MI to Portland OR from $305

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Flight deals from Grand Rapids to Portland

Looking for a cheap last-minute deal or the best round-trip flight from Grand Rapids to Portland? Find the lowest prices on one-way and round-trip tickets right here.

Portland.$305 per passenger.Departing Sat, Jan 17, returning Tue, Jan 20.Round-trip flight with United.Outbound indirect flight with United, departing from Grand Rapids on Sat, Jan 17, arriving in Portland.Inbound indirect flight with United, departing from Portland on Tue, Jan 20, arriving in Grand Rapids.Price includes taxes and charges.From $305, select.

Portland.$307 per passenger.Departing Mon, Jun 29, returning Fri, Jul 10.Round-trip flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from Grand Rapids on Mon, Jun 29, arriving in Portland.Inbound direct flight with Allegiant Air departing from Portland on Fri, Jul 10, arriving in Grand Rapids.Price includes taxes and charges.From $307, select.

Portland.$324 per passenger.Departing Fri, Jun 19, returning Sun, Jun 28.Round-trip flight with Sun Country Airlines.Outbound indirect flight with Sun Country Airlines, departing from Grand Rapids on Fri, Jun 19, arriving in Portland.Inbound indirect flight with Sun Country Airlines, departing from Portland on Sun, Jun 28, arriving in Grand Rapids.Price includes taxes and charges.From $324, select.

Portland.$325 per passenger.Departing Fri, Jun 12, returning Fri, Jun 19.Round-trip flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from Grand Rapids on Fri, Jun 12, arriving in Portland.Inbound direct flight with Allegiant Air departing from Portland on Fri, Jun 19, arriving in Grand Rapids.Price includes taxes and charges.From $325, select.

Portland.$337 per passenger.Departing Fri, Jul 3, returning Fri, Jul 10.Round-trip flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from Grand Rapids on Fri, Jul 3, arriving in Portland.Inbound direct flight with Allegiant Air departing from Portland on Fri, Jul 10, arriving in Grand Rapids.Price includes taxes and charges.From $337, select.

Portland.$362 per passenger.Departing Fri, Aug 7, returning Fri, Aug 14.Round-trip flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from Grand Rapids on Fri, Aug 7, arriving in Portland.Inbound direct flight with Allegiant Air departing from Portland on Fri, Aug 14, arriving in Grand Rapids.Price includes taxes and charges.From $362, select.

Portland.$376 per passenger.Departing Tue, Feb 17, returning Sat, Feb 21.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Grand Rapids on Tue, Feb 17, arriving in Portland.Inbound indirect flight with Delta, departing from Portland on Sat, Feb 21, arriving in Grand Rapids.Price includes taxes and charges.From $376, select.

Portland.$415 per passenger.Departing Fri, Feb 27, returning Sun, Mar 1.Round-trip flight with Allegiant Air and Alaska Airlines.Outbound indirect flight with Allegiant Air, departing from Grand Rapids on Fri, Feb 27, arriving in Portland.Inbound indirect flight with Alaska Airlines, departing from Portland on Sun, Mar 1, arriving in Grand Rapids.Price includes taxes and charges.From $415, select.

Find the cheapest month to fly from Grand Rapids to Portland

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Grand Rapids to Portland flights are currently cheapest in January.

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Direct flights from Grand Rapids to Portland

Grand Rapids to Portland: Alternative routes

Compare routes from Grand Rapids to Portland below. You may find an airport to fly into that's cheaper, faster, or easier than Portland.

Grand Rapids to Portland: Flight information

The things to know before you go.

Cheapest flight found	$305
Cheapest month to fly	January
Average flight time	4 hrs, 31 mins
Most popular airline	Allegiant Air
Average flights per week	3

Finding cheap flights from Grand Rapids to Portland: Frequently asked questions

How much are round-trip flights from Grand Rapids to Portland?

The best price we found for a round-trip flight from Grand Rapids to Portland is $305. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Grand Rapids to Portland?

4 hours and 31 minutes is the average flight time from Grand Rapids to Portland.

Which airlines fly direct from Grand Rapids to Portland?

Allegiant Air flies direct from Grand Rapids to Portland.

How many flights are there a week from Grand Rapids to Portland?

There are 3 flights per week flying from Grand Rapids to Portland, as of January 2026.

When is the cheapest time to fly from Grand Rapids to Portland?

The cheapest month to fly from Grand Rapids to Portland is usually January.

Which upcoming date is cheapest to fly from Grand Rapids Airport to Portland Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Grand Rapids Airport to Portland Airport on Saturday, January 17, 2026.

Can I get a direct flight from Grand Rapids Airport to Portland Airport?

Yes – the average flight time is 4 hours and 31 minutes.

How can I find the best flight deal to Portland?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Portland but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Portland?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Portland is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Grand Rapids Airport to Portland?

Currently, United and Allegiant Air offer the cheapest flight tickets to Portland.

Flying from Gerald R. Ford International Airport (GRR) to Portland International Airport (PDX): what you need to know

Hop on a direct flight from Gerald R. Ford International Airport to Portland International Airport and you'll be in the air for an average of 4 hours 35 minutes.
Portland's timezone is UTC-7, making Portland three hours behind Grand Rapids.
Your GRR to PDX flight won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.
Be prepared for longer lines in popular months like July. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a wise move.
Allegiant Air is your gateway to exploring Portland (and perhaps some other exciting corners of United States!). Browse the direct flights from Gerald R. Ford International Airport to Portland International Airport offered by this carrier.
Allegiant Air is the airline most travelers choose to fly with on this route.
Consider adding a stopover when booking your ticket from Gerald R. Ford International Airport to Portland International Airport. Just deselect 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Here's where you can stop between GRR and PDX:
- Denver International Airport
- Detroit Metropolitan Wayne County Airport
- Chicago Midway International Airport

How to find the cheapest flights from Gerald R. Ford International Airport (GRR) to Portland International Airport (PDX)

The cheapest price we've seen for a one-way Gerald R. Ford International Airport to Portland International Airport flight is $126. A return ticket is currently $305. Depending on the availability when you book, these fares can change.
Score cheap tickets from GRR to PDX by booking six months ahead. According to our research, that's the sweet spot for landing a bargain.
May is the cheapest month for flights from Gerald R. Ford International Airport to Portland International Airport. If you prefer to travel during a different time of year, the 'Whole month' tool will show you the lowest airfares across every month.
Getting your hands on cheap flights from GRR to PDX is a piece of cake with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when there's a better deal.
Choose your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Gerald R. Ford International Airport to Portland International Airport.

Handy information about Gerald R. Ford International Airport (GRR)

GRR is located at 5500 44th Street Southeast.
When it comes to the on-time performance of Gerald R. Ford International Airport, 72.98% of flights stick to their scheduled arrival time.
Central Grand Rapids to Gerald R. Ford International Airport is around 23 kilometers. Depending on traffic, it'll take about 20 minutes to get there if you're driving, ride-sharing or catching a cab.
The journey on public transport usually takes 1 hour 15 minutes.
Booked an early flight from Gerald R. Ford International Airport to Portland International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by picking one of these stays near GRR:

Arriving at Portland International Airport (PDX)

Book a hotel close to PDX if you're on a late Gerald R. Ford International Airport to Portland International Airport flight. Pick one of these accommodation options and avoid the hassle of a long transfer:
Explore without limits with a Portland International Airport rental car. Pick up your wheels from Thrifty, Budget or Hertz and find adventure across Portland and beyond.
Reserving your ride from Portland International Airport about one week ahead increases your chances of getting a good deal.

Getting from Portland International Airport (PDX) to central Portland

PDX is located at 7000 NE Airport Way.
Portland International Airport to central Portland has a drive time of about 20 minutes. It's approximately 19 kilometers away.
Traveling by public transport will take you around 45 minutes.

When to fly to Portland International Airport (PDX)

The quietest month for a flight from Gerald R. Ford International Airport to Portland International Airport is May, while July is the busiest. Pick the ideal time to visit Portland based on whether you prefer a more relaxed vibe or a faster pace.
The warmest month in Portland is August, with the temperature ranging between 12ºC (54ºF) and 31ºC (88ºF). Lock in your flights from Gerald R. Ford International Airport to Portland International Airport in this month if this is the type of weather you enjoy.
Look for cheap tickets from GRR to PDX in December if you like traveling in cooler conditions. Temperatures are at their lowest then, ranging between 0ºC (32ºF) and 9ºC (48ºF) on average.

Explore more of United States

Portland has plenty to offer, but there are so many other parts of United States waiting to be discovered. Around 241 kilometers north of Portland, a visit to Seattle will fill your itinerary to the brim. Start with attractions like Greyhound: Bus Station, LMN Architects and Boeing Radiation Effects Lab.
If there's time to check out another well-known destination in United States, head for Spokane, roughly 467 kilometers north-east of Portland. Manito Park, Northwest Museum of Arts & Culture and Spokane Falls are key highlights.