Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Portland, Maine to Monterrey from $856

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, Maine to Monterrey departing on 1/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Portland, Maine to Monterrey

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:48 pm - 12:51 pmPWM  Portland-MTY Monterrey Gen Mariano Escobedo
21h 03m1 stop Chicago O'Hare Intl
United Airlines Logo
4:54 pm - 10:57 pmMTY  Monterrey Gen Mariano Escobedo-PWM Portland
29h 03m2 stops Houston George Bush Intcntl Newark
$856United Airlines
Sat, Jan 23 - Tue, Jan 26
United Airlines Logo
6:00 am - 4:07 pmPWM  Portland-MTY Monterrey Gen Mariano Escobedo
11h 07m2 stops Newark Houston George Bush Intcntl
United Airlines Logo
8:50 am - 10:57 pmMTY  Monterrey Gen Mariano Escobedo-PWM Portland
13h 07m2 stops Houston George Bush Intcntl Newark
$866United Airlines
Sat, Jan 23 - Tue, Jan 26

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.
Search flight deals

United Airlines flights from Portland, Maine to Monterrey

Our best United Airlines deals on Portland, Maine to Monterrey flight tickets
United Airlines
Jan 23
PWM4:48 pmPortland
21h 03m
1 stop
MTY12:51 pmMonterrey Gen Mariano Escobedo
Jan 26
MTY4:54 pmMonterrey Gen Mariano Escobedo
29h 03m
2 stops
PWM10:57 pmPortland
$856
United Airlines
Jan 23
PWM6:00 amPortland
11h 07m
2 stops
MTY4:07 pmMonterrey Gen Mariano Escobedo
Jan 26
MTY8:50 amMonterrey Gen Mariano Escobedo
13h 07m
2 stops
PWM10:57 pmPortland
$866

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Monterrey that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 5, 2026.
Use the filters below to find and compare flights from Portland, Maine to Monterrey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandMonterrey

PWM Portland - MTY Monterrey Gen Mariano Escobedo

PWMMTY

Portland

Sat 1/23

4:48 pm-12:51 pm

1 stop21h 03m

Monterrey Gen Mariano Escobedo

Tue 1/26

4:54 pm-10:57 pm

2 stops29h 03m

$856
Quickest round-trip

PortlandMonterrey

PWM Portland - MTY Monterrey Gen Mariano Escobedo

PWMMTY

Portland

Sat 1/23

6:00 am-4:07 pm

2 stops11h 07m

Monterrey Gen Mariano Escobedo

Tue 1/26

8:50 am-10:57 pm

2 stops13h 07m

$866

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Monterrey from

How to get the cheapest flight ticket from Portland, Maine to Monterrey

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

Can stopping save me money on Portland, Maine to Monterrey flights?

You could potentially save up to 2% on your flight if you consider stops on a Portland, Maine to Monterrey flight.

When to book flights from Portland, Maine to Monterrey

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

Cheap Portland, Maine to Monterrey (PWM to MTY) flight deals and tips

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

Fastest flight time

21h 03m

Direct flights

None
The fastest flight from Portland, Maine to Monterrey takes 21h 03m
There are no direct flights from Portland, Maine to Monterrey. There are no popular flight routes from Portland, Maine to Monterrey.
Search flight deals

Frequently asked questions about flying from Portland, Maine to Monterrey

  • How far is Portland to Monterrey Gen Mariano Escobedo by plane?

    The straight-line distance from Portland to Monterrey Gen Mariano Escobedo is 2091.9 mi. By plane, this route typically takes 21h 03m.

  • When did momondo last update prices for flights from Portland Airport to Monterrey Gen Mariano Escobedo Airport?

    Prices for flights from Portland Airport to Monterrey Gen Mariano Escobedo Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Portland Airport to Monterrey Gen Mariano Escobedo Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Monterrey Gen Mariano Escobedo Airport.

  • What documentation or ID do you need to fly to Monterrey Gen Mariano Escobedo Airport?

    The travel and health documents required for your trip to Monterrey Gen Mariano Escobedo Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Monterrey Gen Mariano Escobedo Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Monterrey?

Book flights to Monterrey if you plan to visit one of these locations
San Pedro Garza Garcia
Guadalupe

Why use momondo?

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

It is quick and easy to find Portland to Monterrey flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Monterrey that suits you.

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

Yes. momondo allows you to filter the results for Portland to Monterrey flights to just show those with flexible booking policies.

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

Once you have performed a search for Portland to Monterrey 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 Monterrey right now. Can momondo alert me if prices change?

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

An easier way to manage your Monterrey 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 9/4
Fri 9/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Mexico

Fly your favorite airline to Monterrey

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Delta
Aeromexico
United Airlines
American Airlines