How long is the flight from Portland, Maine to Monterrey?

There are many flights that can get you from Portland, Maine to Monterrey in 20h 36m. Fly via United Airlines to get the fastest option. There are 2075 mi between Portland, Maine and Monterrey.

In terms of precipitation, rainfall in Monterrey ranges from 0.6 - 5.9 inches per month. September is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Monterrey when rainfall is around 0.6 in.

If weather is an important factor for your trip to Monterrey, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

What is the cheapest time of day to fly from PWM to MTY?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Monterrey as you normally would.

Most accurate provider : When it comes to deals on Portland, Maine-Monterrey flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Monterrey flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Monterrey flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Portland, Maine-Monterrey flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Monterrey flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Portland to Monterrey that include hotel bookings?

Yes. In addition to deals on Portland to Monterrey flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Portland to Monterrey?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Monterrey.

Can I find deals for business class flights from Portland to Monterrey?

Yes. Cheapflights offers flight deals from Portland to Monterrey by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$839+ Cheap Flights from Portland, ME to Monterrey

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Explore the most affordable flight options available from Portland to Monterrey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.

Mon 8/315:05 pm

PWM

MTY

1 stop20h 36m

United Airlines

Wed 9/212:25 pm

MTY

PWM

1 stop7h 36m

United Airlines

Deal found 4/27

$839

Find flight deals from Portland to Monterrey

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$839 (United Airlines)

Provider with most accurate pricing for Portland-Monterrey Gen Mariano Escobedo flight deals.

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PortlandMonterrey

PWM - MTY

PWMMTY

Portland

Mon 8/31

5:05 pm-11:41 am

1 stop20h 36m

Monterrey Gen Mariano Escobedo

Wed 9/2

12:25 pm-10:12 am

1 stop19h 47m

$839

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Sorted by cheapest first

Most accurate provider: When it comes to deals on Portland, Maine-Monterrey flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Monterrey flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Monterrey flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Portland, Maine-Monterrey flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Monterrey flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Monterrey

Have a flexible travel schedule? Discover the best time to fly to Monterrey from Portland with our price prediction graph.

PWM-MTY

Estimated round-trip price

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Related info for your journey

How long is the flight from Portland, Maine to Monterrey?
There are many flights that can get you from Portland, Maine to Monterrey in 20h 36m. Fly via United Airlines to get the fastest option. There are 2075 mi between Portland, Maine and Monterrey.
Can I find deals for flights from Portland to Monterrey that include hotel bookings?
Yes. In addition to deals on Portland to Monterrey flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Monterrey?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Monterrey.
Can I find deals for business class flights from Portland to Monterrey?
Yes. Cheapflights offers flight deals from Portland to Monterrey by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$839+ Cheap flights from Portland, ME (PWM) to Monterrey (MTY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Monterrey with Cheapflights

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3. Compare prices and book

Cheap flight deals from Portland to Monterrey

Cheapest flights from Portland to MonterreyExplore the most affordable flight options available from Portland to Monterrey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.

Explore the most affordable flight options available from Portland to Monterrey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.

Best flights from Portland to MonterreyDiscover carefully curated flight deals from Portland to Monterrey that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.

Discover carefully curated flight deals from Portland to Monterrey that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.

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How long is the flight from Portland, Maine to Monterrey?

Can I find deals for flights from Portland to Monterrey that include hotel bookings?

How can I find direct flights from Portland to Monterrey?

Can I find deals for business class flights from Portland to Monterrey?

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Other flights to Monterrey

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Cheapest flights from Portland to Monterrey
Explore the most affordable flight options available from Portland to Monterrey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.

Best flights from Portland to Monterrey
Discover carefully curated flight deals from Portland to Monterrey that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.