Cheap flights from Portland to Liberia from $1,697
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Liberia departing on 10/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Find the cheapest flights from Portland to Liberia
Cheap round-trip flights
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Brussels Airlines flights from Portland to Liberia
Our best Brussels Airlines deals on Portland to Liberia flight tickets
United Airlines flights from Portland to Liberia
Our best United Airlines deals on Portland to Liberia flight tickets
momondo Fare Finder
Use the filters below to find and compare flights from Portland to Liberia that are best for you.
Fly from
Fly to
Route
Depart
Return
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Mon 10/26
2:53 pm-5:50 pm
3 stops43h 57m
Monrovia Roberts Intl
Fri 10/30
7:30 am-9:32 am
3 stops33h 02m
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Sat 10/24
8:25 am-5:50 pm
3 stops26h 25m
Monrovia Roberts Intl
Fri 10/30
7:30 am-9:32 am
3 stops33h 02m
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Sat 10/24
8:25 am-2:45 pm
2 stops47h 20m
Monrovia Roberts Intl
Fri 10/30
7:30 am-9:32 am
3 stops33h 02m
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Sun 10/25
7:33 am-5:50 pm
3 stops27h 17m
Monrovia Roberts Intl
Fri 10/30
7:30 am-9:32 am
3 stops33h 02m
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Sun 11/22
9:00 am-9:15 pm
3 stops52h 15m
Monrovia Roberts Intl
Sun 11/29
10:45 pm-11:41 am
2 stops44h 56m
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Sun 11/22
9:00 am-9:15 pm
3 stops52h 15m
Monrovia Roberts Intl
Sun 11/29
10:45 pm-10:45 pm
3 stops56h 00m
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Sun 10/25
9:33 pm-2:25 am
2 stops45h 52m
Monrovia Roberts Intl
Thu 10/29
3:25 am-1:07 pm
2 stops40h 42m
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Mon 10/26
7:00 am-9:15 pm
3 stops31h 15m
Monrovia Roberts Intl
Fri 10/30
10:45 pm-8:15 pm
2 stops28h 30m
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Sun 10/25
2:34 pm-9:15 pm
3 stops47h 41m
Monrovia Roberts Intl
Fri 10/30
10:45 pm-8:15 pm
2 stops28h 30m
PortlandMonrovia
PDX Portland - ROB Monrovia Roberts Intl
PDXROB
Portland
Fri 2/5
2:33 pm-9:15 pm
3 stops46h 42m
Monrovia Roberts Intl
Tue 2/9
10:45 pm-6:59 pm
2 stops28h 14m
Cheap Portland to Liberia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Liberia
Frequently asked questions about flying from Portland to Liberia
When did momondo last update prices for flights from Portland Airport to Liberia?
Prices for flights from Portland Airport to Liberia are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Liberia?
The number of operators available for flights from Portland Airport to Liberia is 1 as of October 2026.
How old do you have to be to fly from Portland Airport to Liberia?
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.
What documentation or ID do you need to fly to Liberia?
The travel and health documents you'll need for your trip to Liberia 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $1,958 | Free Cancellation | Rating 7.5 2,094 reviews |
Frequently asked questions about flying from Portland to Liberia
How do I get Price Alerts for flights from Portland to Liberia?
Price Alerts will notify you by email when the price for flights to Liberia from Portland decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Portland to Liberia with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.
Why use momondo?
Why should I use momondo to find a flight deal from Portland to Liberia?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Liberia. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Portland to Liberia with flexible booking policies on momondo?
Yes. All flights to Liberia from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Portland to Liberia?
Once you have performed a search for Portland to Liberia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Portland to Liberia right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Portland to Liberia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Liberia and let you know when they change.