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Cheap flights from Portland to Liberia from $232

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Liberia departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Portland to Liberia

Cheap round-trip flights

These are some of the best round-trip flight deals from Portland to Liberia that have been recently found on momondo from popular airlines, departing in the coming months.
Alaska Airlines Logo
2:52 pm - 6:20 amPDX-LIR
14h 28m1 stop
Alaska Airlines Logo
11:20 am - 8:48 pmLIR-PDX
10h 28m1 stop
$469Alaska Airlines
Find Deal
Mon, Jun 2 - Tue, Jun 10
American Airlines Logo
6:07 pm - 11:45 amPDX-LIR
16h 38m2 stops
American Airlines Logo
3:40 pm - 10:45 amLIR-PDX
20h 05m1 stop
$473American Airlines
Find Deal
Mon, Jun 2 - Tue, Jun 10
American Airlines Logo
10:54 pm - 1:20 pmPDX-LIR
13h 26m2 stops
American Airlines Logo
3:40 pm - 10:43 amLIR-PDX
20h 03m2 stops
$478American Airlines
Find Deal
Thu, Jun 5 - Sun, Jun 8
American Airlines Logo
11:59 pm - 12:59 pmPDX-LIR
12h 00m1 stop
American Airlines Logo
1:59 pm - 9:24 amLIR-PDX
20h 25m2 stops
$491American Airlines
Find Deal
Sat, Aug 16 - Sun, Aug 31
Alaska Airlines Logo
6:00 am - 5:35 pmPDX-LIR
10h 35m1 stop
Alaska Airlines Logo
10:00 am - 11:59 pmLIR-PDX
14h 59m1 stop
$495Alaska Airlines
Find Deal
Wed, Oct 22 - Wed, Oct 29
Delta Logo
9:45 pm - 12:00 pmPDX-LIR
13h 15m1 stop
Delta Logo
1:12 pm - 9:04 amLIR-PDX
20h 52m2 stops
$524Delta
Find Deal
Wed, Oct 22 - Wed, Oct 29
United Airlines Logo
7:50 pm - 12:10 pmPDX-LIR
15h 20m2 stops
United Airlines Logo
11:05 am - 10:33 pmLIR-PDX
12h 28m1 stop
$542United Airlines
Find Deal
Mon, Jun 16 - Thu, Jun 26
Delta Logo
5:45 pm - 12:00 pmPDX-LIR
17h 15m2 stops
Delta Logo
1:12 pm - 9:04 amLIR-PDX
20h 52m2 stops
$552Delta
Find Deal
Wed, Oct 22 - Wed, Oct 29
Southwest Logo
4:15 pm - 1:05 pmPDX-LIR
19h 50m2 stops
Southwest Logo
2:10 pm - 9:45 amLIR-PDX
20h 35m2 stops
$558Southwest
Find Deal
Sat, Jun 21 - Fri, Jun 27
United Airlines Logo
5:00 am - 3:25 pmPDX-LIR
9h 25m1 stop
United Airlines Logo
1:20 pm - 10:45 pmLIR-PDX
10h 25m1 stop
$559United Airlines
Find Deal
Mon, May 12 - Wed, May 21

Alaska Airlines flights from Portland to Liberia

Our best Alaska Airlines deals on Portland to Liberia flight tickets
Alaska Airlines
Jun 2
PDX2:52 pmPortland
14h 28m
1 stop
LIR6:20 amLiberia
Jun 10
LIR11:20 amLiberia
10h 28m
1 stop
PDX8:48 pmPortland
Alaska Airlines
Oct 22
PDX6:00 amPortland
10h 35m
1 stop
LIR5:35 pmLiberia
Oct 29
LIR10:00 amLiberia
14h 59m
1 stop
PDX11:59 pmPortland
Alaska Airlines
Aug 10
PDX9:30 pmPortland
17h 23m
1 stop
LIR3:53 pmLiberia
Aug 16
LIR4:58 pmLiberia
17h 25m
1 stop
PDX9:23 amPortland

American Airlines flights from Portland to Liberia

Our best American Airlines deals on Portland to Liberia flight tickets
American Airlines
Jun 2
PDX6:07 pmPortland
16h 38m
2 stops
LIR11:45 amLiberia
Jun 10
LIR3:40 pmLiberia
20h 05m
1 stop
PDX10:45 amPortland
American Airlines
Jun 5
PDX10:54 pmPortland
13h 26m
2 stops
LIR1:20 pmLiberia
Jun 8
LIR3:40 pmLiberia
20h 03m
2 stops
PDX10:43 amPortland
American Airlines
Aug 16
PDX11:59 pmPortland
12h 00m
1 stop
LIR12:59 pmLiberia
Aug 31
LIR1:59 pmLiberia
20h 25m
2 stops
PDX9:24 amPortland

See travel insights to Liberia from

How to get the cheapest flight ticket from Portland to Liberia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Liberia?

What is the cheapest month to fly to Liberia?

The month of October is another great option to travel to Liberia, with average flight prices from Portland averaging around $552.

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

On average, the least expensive day to fly to Liberia from Portland is on a Sunday. momondo users have found tickets for Sunday departures for as low as $611. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Liberia for around $696.

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

At noon is the cheapest time of day to fly from Portland to Liberia when you can find flight prices for as low as $490. Flying to Liberia at noon is an ideal time because this is during off-peak travel hours. Flights to Liberia are more costly in the morning, with an average ticket price of $673. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Liberia from Portland when booking 2 weeks ahead of your departure date. In general, you can expect to find flights to Liberia for around $652 when searching 2 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Liberia from Portland for as low as $547 on momondo.

How have Portland to Liberia flight prices changed over time?

As of April 2025, prices for Portland to Liberia flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Liberia

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Liberia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Liberia (PDX to LIR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Liberia

Best Price Found

$232

Fastest flight time

9h 01m

Direct flights

None

Airports in Liberia

1 airport
The best one-way flight to Liberia from Portland in the past 72 hours is $232. The best round-trip flight deal from Portland to Liberia found on momondo in the last 72 hours is $469.
The fastest flight from Portland to Liberia takes 9h 01m
There are no direct flights from Portland to Liberia. Popular non-direct route for this connection is Portland Airport - Liberia Airport.
There is 1 airport near Liberia: Liberia (LIR)

  • How far is Portland to Liberia by plane?

    Portland and Liberia are 3256.6 mi apart from one another. 9h 01m is a normal flight duration for this route.

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

    Prices for flights from Portland Airport to Liberia Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Portland Airport to Liberia Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Liberia Airport.

  • What documentation or ID do you need to fly to Liberia Airport?

    The travel and health documents you'll need for your trip to Liberia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Liberia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland to Liberia?


Best airlines flying from Portland to Liberia

Compare and see reviews for airlines that fly from Portland to Liberia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $409Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $429Free CancellationRating
8.0
9,961 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $472Free CancellationRating
7.4
8,696 reviews
Search United Airlines flights

Traveling to a place near Liberia?

Book flights to Liberia if you plan to visit one of these locations
Culebra
Playa Hermosa
Coco

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Liberia from Portland with this policy.

How can momondo help me find flights from Portland to Liberia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Liberia from Portland.

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

Of course. momondo tracks the price of Portland to Liberia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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