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Cheap flights from Monterey to Portugal from $640

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Monterey to Portugal departing on 2/18. 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
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:40 am - 8:10 am
MRY
-
LIS
17h 30m
2 stops
United Airlines Logo
12:15 pm - 9:30 pm
LIS
-
MRY
41h 15m
2 stops
$640United Airlines
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
5:00 am - 11:00 am
MRY
-
LIS
46h 00m
2 stops
United Airlines Logo
1:00 pm - 8:09 pm
LIS
-
MRY
39h 09m
2 stops
$1,073United Airlines
Wed, Jun 24 - Thu, Jul 23
United Airlines Logo
5:00 am - 11:00 am
MRY
-
LIS
46h 00m
2 stops
United Airlines Logo
12:20 pm - 8:09 pm
LIS
-
MRY
39h 49m
3 stops
$1,098United Airlines
Wed, Jun 24 - Thu, Jul 23
Multiple Airlines Logo
4:17 pm - 11:10 pm
MRY
-
LIS
22h 53m
2 stops
Multiple Airlines Logo
11:05 am - 11:31 pm
LIS
-
MRY
20h 26m
2 stops
$1,320Multiple Airlines
Fri, Jun 26 - Thu, Jul 23
United Airlines Logo
1:54 pm - 10:35 am
MRY
-
LIS
36h 41m
2 stops
United Airlines Logo
12:20 pm - 8:09 pm
LIS
-
MRY
39h 49m
3 stops
$1,435United Airlines
Fri, Jun 26 - Thu, Jul 23

United Airlines flights from Monterey to Portugal

Our best United Airlines deals on Monterey to Portugal flight tickets
United Airlines
Feb 18
MRY6:40 amMonterey Regional
17h 30m
2 stops
LIS8:10 amLisbon Humberto Delgado
Feb 22
LIS12:15 pmLisbon Humberto Delgado
41h 15m
2 stops
MRY9:30 pmMonterey Regional
$640
United Airlines
Feb 14
MRY2:01 pmMonterey Regional
25h 29m
2 stops
LIS11:30 pmLisbon Humberto Delgado
Feb 22
LIS11:55 amLisbon Humberto Delgado
41h 35m
2 stops
MRY9:30 pmMonterey Regional
$898
United Airlines
Jun 24
MRY5:00 amMonterey Regional
46h 00m
2 stops
LIS11:00 amLisbon Humberto Delgado
Jul 23
LIS1:00 pmLisbon Humberto Delgado
39h 09m
2 stops
MRY8:09 pmMonterey Regional
$1,073

momondo Fare Finder

 
Customize your flight search to find flights from Monterey to Portugal 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 February 6, 2026.
Use the filters below to find and compare flights from Monterey to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontereyLisbon

MRY - LIS

MRYLIS

Monterey Regional

Wed 2/18

6:40 am-8:10 am

2 stops17h 30m

Lisbon Humberto Delgado

Sun 2/22

12:15 pm-9:30 pm

2 stops41h 15m

$640

MontereyLisbon

MRY - LIS

MRYLIS

Monterey Regional

Wed 6/24

5:00 am-11:00 am

2 stops46h 00m

Lisbon Humberto Delgado

Thu 7/23

1:00 pm-8:09 pm

2 stops39h 09m

$1,073

MontereyLisbon

MRY - LIS

MRYLIS

Monterey Regional

Wed 6/24

5:00 am-11:00 am

2 stops46h 00m

Lisbon Humberto Delgado

Thu 7/23

12:20 pm-8:09 pm

3 stops39h 49m

$1,098

MontereyLisbon

MRY - LIS

MRYLIS

Monterey Regional

Fri 6/26

4:17 pm-11:10 pm

2 stops22h 53m

Lisbon Humberto Delgado

Thu 7/23

11:05 am-11:31 pm

2 stops20h 26m

$1,320

MontereyLisbon

MRY - LIS

MRYLIS

Monterey Regional

Fri 6/26

1:54 pm-10:35 am

2 stops36h 41m

Lisbon Humberto Delgado

Thu 7/23

12:20 pm-8:09 pm

3 stops39h 49m

$1,435

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Portugal from

How to get the cheapest flight ticket from Monterey to Portugal

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 airlines fly to Portugal?

TAP AIR PORTUGAL, United Airlines and Air Canada are the top three most popular airlines that fly to Portugal from Monterey according to our data. TAP AIR PORTUGAL is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 18 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

Cheap Monterey to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Monterey to Portugal

Fastest flight time

19h 10m

Direct flights

None
The fastest flight from Monterey to Portugal takes 19h 10m
There are no direct flights from Monterey to Portugal. There are no popular flight routes from Monterey to Portugal.
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  • When did momondo last update prices for flights from Monterey Regional Airport to Portugal?

    Prices for flights from Monterey Regional Airport to Portugal are updated daily.

  • How old do you have to be to fly from Monterey Regional Airport to Portugal?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Monterey Regional Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Monterey to Portugal?

Finding the right flight to Portugal from Monterey is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portugal quick and easy, saving you time and money.

Can I find flights from Monterey to Portugal with flexible booking policies on momondo?

momondo does allow users to show only those flights to Portugal from Monterey which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Monterey to Portugal?

Once all potential Monterey to Portugal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Portugal from Monterey. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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