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Cheap flights from New York LaGuardia Airport to Portugal from $282

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to Portugal departing on 9/3. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from New York LaGuardia Airport to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:30 pm - 9:20 pm
LGA
-
LIS
25h 50m
2 stops
Multiple Airlines Logo
7:25 am - 7:36 pm
LIS
-
LGA
17h 11m
2 stops
$659Multiple Airlines
Mon, Sep 21 - Wed, Sep 30
Air Canada Logo
1:10 pm - 9:20 am
LGA
-
LIS
15h 10m
2 stops
Air Canada Logo
5:00 am - 5:53 pm
LIS
-
LGA
17h 53m
2 stops
$664Air Canada
Tue, Dec 1 - Wed, Dec 9
Air Canada Logo
8:30 pm - 9:20 am
LGA
-
LIS
31h 50m
1 stop
Air Canada Logo
11:25 am - 7:36 pm
LIS
-
LGA
13h 11m
1 stop
$668Air Canada
Mon, Oct 12 - Fri, Oct 23
Lufthansa Logo
5:40 pm - 9:20 am
LGA
-
LIS
10h 40m
1 stop
Lufthansa Logo
10:40 am - 9:31 pm
LIS
-
LGA
15h 51m
1 stop
$669Lufthansa
Wed, Oct 14 - Sun, Nov 15
United Airlines Logo
6:00 am - 10:30 am
LGA
-
LIS
23h 30m
1 stop
United Airlines Logo
10:40 am - 9:56 am
LIS
-
LGA
28h 16m
1 stop
$670United Airlines
Wed, Oct 21 - Sun, Nov 1
Multiple Airlines Logo
5:30 pm - 9:20 am
LGA
-
LIS
10h 50m
1 stop
Multiple Airlines Logo
1:00 pm - 8:59 pm
LIS
-
LGA
12h 59m
1 stop
$671Multiple Airlines
Tue, Sep 22 - Tue, Sep 29
United Airlines Logo
11:20 am - 9:20 am
LGA
-
LIS
17h 00m
2 stops
United Airlines Logo
11:25 am - 9:30 pm
LIS
-
LGA
15h 05m
1 stop
$672United Airlines
Tue, Oct 13 - Tue, Oct 20
Air Transat Logo
8:25 pm - 11:55 am
LGA
-
OPO
10h 30m
1 stop
Air Transat Logo
1:30 pm - 8:55 am
OPO
-
LGA
24h 25m
1 stop
$833Air Transat
Wed, Sep 2 - Tue, Sep 15
Lufthansa Logo
3:30 pm - 7:00 am
LGA
-
OPO
10h 30m
1 stop
Lufthansa Logo
11:20 am - 7:40 pm
OPO
-
LGA
13h 20m
1 stop
$835Lufthansa
Wed, Aug 19 - Wed, Aug 26
Air Transat Logo
9:55 am - 11:45 am
LGA
-
OPO
20h 50m
1 stop
Air Transat Logo
1:30 pm - 8:55 am
OPO
-
LGA
24h 25m
1 stop
$839Air Transat
Mon, Aug 24 - Tue, Sep 1

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Lufthansa flights from New York LaGuardia Airport to Portugal

Our best Lufthansa deals on New York LaGuardia Airport to Portugal flight tickets
Lufthansa
Sep 23
LGA3:30 pmNew York LaGuardia
12h 50m
1 stop
LIS9:20 amLisbon Humberto Delgado
Sep 30
LIS11:25 amLisbon Humberto Delgado
13h 11m
1 stop
LGA7:36 pmNew York LaGuardia
$680
Lufthansa
Sep 22
LGA3:30 pmNew York LaGuardia
12h 50m
1 stop
LIS9:20 amLisbon Humberto Delgado
Sep 30
LIS11:25 amLisbon Humberto Delgado
13h 11m
1 stop
LGA7:36 pmNew York LaGuardia
$687
Lufthansa
Sep 23
LGA5:30 pmNew York LaGuardia
10h 50m
1 stop
LIS9:20 amLisbon Humberto Delgado
Oct 8
LIS11:25 amLisbon Humberto Delgado
13h 11m
1 stop
LGA7:36 pmNew York LaGuardia
$697

Air Canada flights from New York LaGuardia Airport to Portugal

Our best Air Canada deals on New York LaGuardia Airport to Portugal flight tickets
Air Canada
Sep 21
LGA3:30 pmNew York LaGuardia
12h 50m
1 stop
LIS9:20 amLisbon Humberto Delgado
Sep 30
LIS1:00 pmLisbon Humberto Delgado
14h 36m
1 stop
LGA10:36 pmNew York LaGuardia
$703
Air Canada
Sep 23
LGA3:30 pmNew York LaGuardia
12h 50m
1 stop
LIS9:20 amLisbon Humberto Delgado
Sep 29
LIS11:25 amLisbon Humberto Delgado
13h 52m
2 stops
LGA8:17 pmNew York LaGuardia
$728
Air Canada
Aug 15
LGA7:05 pmNew York LaGuardia
9h 15m
1 stop
PDL8:20 amPonta Delgada Nordela
Aug 26
PDL9:35 amPonta Delgada Nordela
33h 02m
2 stops
LGA2:37 pmNew York LaGuardia
$786

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport 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 June 28, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkLisbon

LGA - LIS

LGALIS

New York LaGuardia

Mon 9/21

2:30 pm-9:20 pm

2 stops25h 50m

Lisbon Humberto Delgado

Wed 9/30

7:25 am-7:36 pm

2 stops17h 11m

$659

New YorkLisbon

LGA - LIS

LGALIS

New York LaGuardia

Tue 12/1

1:10 pm-9:20 am

2 stops15h 10m

Lisbon Humberto Delgado

Wed 12/9

5:00 am-5:53 pm

2 stops17h 53m

$664

New YorkLisbon

LGA - LIS

LGALIS

New York LaGuardia

Mon 10/12

8:30 pm-9:20 am

1 stop31h 50m

Lisbon Humberto Delgado

Fri 10/23

11:25 am-7:36 pm

1 stop13h 11m

$668

New YorkLisbon

LGA - LIS

LGALIS

New York LaGuardia

Wed 10/14

5:40 pm-9:20 am

1 stop10h 40m

Lisbon Humberto Delgado

Sun 11/15

10:40 am-9:31 pm

1 stop15h 51m

$669

New YorkLisbon

LGA - LIS

LGALIS

New York LaGuardia

Wed 10/21

6:00 am-10:30 am

1 stop23h 30m

Lisbon Humberto Delgado

Sun 11/1

10:40 am-9:56 am

1 stop28h 16m

$670
Quickest round-trip

New YorkLisbon

LGA - LIS

LGALIS

New York LaGuardia

Tue 9/22

5:30 pm-9:20 am

1 stop10h 50m

Lisbon Humberto Delgado

Tue 9/29

1:00 pm-8:59 pm

1 stop12h 59m

$671

New YorkLisbon

LGA - LIS

LGALIS

New York LaGuardia

Tue 10/13

11:20 am-9:20 am

2 stops17h 00m

Lisbon Humberto Delgado

Tue 10/20

11:25 am-9:30 pm

1 stop15h 05m

$672

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 9/2

8:25 pm-11:55 am

1 stop10h 30m

Porto

Tue 9/15

1:30 pm-8:55 am

1 stop24h 25m

$833

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 8/19

3:30 pm-7:00 am

1 stop10h 30m

Porto

Wed 8/26

11:20 am-7:40 pm

1 stop13h 20m

$835

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Mon 8/24

9:55 am-11:45 am

1 stop20h 50m

Porto

Tue 9/1

1:30 pm-8:55 am

1 stop24h 25m

$839

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portugal from

How to get the cheapest flight ticket from New York LaGuardia Airport 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 is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from New York LaGuardia Airport is in November. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Portugal from New York LaGuardia Airport during April instead. Flights to Portugal in April, while not as cheap as those in November, still average around $0.

Cheap New York LaGuardia Airport to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to Portugal

Fastest flight time

9h 45m

Direct flights

None
The fastest flight from New York LaGuardia Airport to Portugal takes 9h 45m
There are no direct flights from New York LaGuardia Airport to Portugal. There are no popular flight routes from New York LaGuardia Airport to Portugal.
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Frequently asked questions about flying from New York LaGuardia Airport to Portugal

  • When did momondo last update prices for flights from New York LaGuardia Airport to Portugal?

    Prices for flights from New York LaGuardia Airport to Portugal were last updated today.

  • How many operators does momondo search for flights from New York LaGuardia Airport to Portugal?

  • How old do you have to be to fly from New York LaGuardia Airport to Portugal?

    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 New York LaGuardia 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.

Best airlines flying from New York LaGuardia Airport to Portugal

Compare and see reviews for airlines that fly from New York LaGuardia Airport to Portugal with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $470Free CancellationRating
7.4
9,899 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to Portugal. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from New York to Portugal on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from New York to Portugal?

Once all potential New York 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 New York to Portugal right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of New York to Portugal 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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Find better results for your trip to Portugal

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