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Cheap flights from Burlington to Porto from $843

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Burlington to Porto departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Burlington to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:23 pm - 3:30 pm
BTV
-
OPO
21h 07m
2 stops
Delta Logo
1:25 pm - 12:04 am
OPO
-
BTV
15h 39m
1 stop
$843Delta
Sun, Sep 20 - Thu, Oct 1
KLM Logo
6:30 am - 10:25 am
BTV
-
OPO
22h 55m
1 stop
KLM Logo
1:25 pm - 12:04 am
OPO
-
BTV
15h 39m
1 stop
$844KLM
Sun, Sep 20 - Thu, Oct 1
KLM Logo
2:26 pm - 10:30 am
BTV
-
OPO
15h 04m
1 stop
KLM Logo
5:55 am - 9:43 pm
OPO
-
BTV
20h 48m
2 stops
$935KLM
Mon, Jul 27 - Fri, Aug 7
Air France Logo
2:26 pm - 3:25 pm
BTV
-
OPO
19h 59m
2 stops
Air France Logo
5:55 am - 9:43 pm
OPO
-
BTV
20h 48m
2 stops
$939Air France
Mon, Jul 27 - Fri, Aug 7
United Airlines Logo
7:42 pm - 6:50 am
BTV
-
OPO
54h 08m
2 stops
United Airlines Logo
12:15 pm - 9:29 pm
OPO
-
BTV
38h 14m
2 stops
$994United Airlines
Fri, Jul 3 - Sun, Jul 19
United Airlines Logo
7:33 pm - 6:55 am
BTV
-
OPO
30h 22m
1 stop
United Airlines Logo
12:15 pm - 9:29 pm
OPO
-
BTV
38h 14m
2 stops
$1,051United Airlines
Fri, Jul 3 - Sun, Jul 19
KLM Logo
2:24 pm - 10:30 am
BTV
-
OPO
15h 06m
1 stop
KLM Logo
12:25 pm - 9:43 pm
OPO
-
BTV
14h 18m
1 stop
$1,125KLM
Fri, Jul 3 - Sun, Jul 19
United Airlines Logo
3:57 pm - 9:45 am
BTV
-
OPO
12h 48m
1 stop
United Airlines Logo
12:35 pm - 11:28 pm
OPO
-
BTV
15h 53m
1 stop
$1,218United Airlines
Mon, Jul 27 - Fri, Aug 7
Multiple Airlines Logo
6:00 am - 7:00 am
BTV
-
OPO
20h 00m
3 stops
Multiple Airlines Logo
12:15 pm - 9:31 am
OPO
-
BTV
26h 16m
2 stops
$1,363Multiple Airlines
Fri, Jul 3 - Sun, Jul 19
Multiple Airlines Logo
12:45 pm - 3:00 pm
BTV
-
OPO
21h 15m
3 stops
Multiple Airlines Logo
11:50 am - 11:15 am
OPO
-
BTV
28h 25m
2 stops
$3,739Multiple Airlines
Sun, Sep 20 - Thu, Oct 1

KLM flights from Burlington to Porto

Our best KLM deals on Burlington to Porto flight tickets
KLM
Sep 20
BTV6:30 amBurlington
22h 55m
1 stop
OPO10:25 amPorto
Oct 1
OPO1:25 pmPorto
15h 39m
1 stop
BTV12:04 amBurlington
$844
KLM
Jul 27
BTV2:26 pmBurlington
15h 04m
1 stop
OPO10:30 amPorto
Aug 7
OPO5:55 amPorto
20h 48m
2 stops
BTV9:43 pmBurlington
$935
KLM
Jul 3
BTV2:24 pmBurlington
15h 06m
1 stop
OPO10:30 amPorto
Jul 19
OPO12:25 pmPorto
14h 18m
1 stop
BTV9:43 pmBurlington
$1,125

United Airlines flights from Burlington to Porto

Our best United Airlines deals on Burlington to Porto flight tickets
United Airlines
Jul 3
BTV7:42 pmBurlington
54h 08m
2 stops
OPO6:50 amPorto
Jul 19
OPO12:15 pmPorto
38h 14m
2 stops
BTV9:29 pmBurlington
$994
United Airlines
Jul 3
BTV7:33 pmBurlington
30h 22m
1 stop
OPO6:55 amPorto
Jul 19
OPO12:15 pmPorto
38h 14m
2 stops
BTV9:29 pmBurlington
$1,051
United Airlines
Jul 27
BTV3:57 pmBurlington
12h 48m
1 stop
OPO9:45 amPorto
Aug 7
OPO12:35 pmPorto
15h 53m
1 stop
BTV11:28 pmBurlington
$1,218

momondo Fare Finder

 
Customize your flight search to find flights from Burlington to Porto 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 May 10, 2026.
Use the filters below to find and compare flights from Burlington to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Sun 9/20

1:23 pm-3:30 pm

2 stops21h 07m

Porto

Thu 10/1

1:25 pm-12:04 am

1 stop15h 39m

$843

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Sun 9/20

6:30 am-10:25 am

1 stop22h 55m

Porto

Thu 10/1

1:25 pm-12:04 am

1 stop15h 39m

$844

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Mon 7/27

2:26 pm-10:30 am

1 stop15h 04m

Porto

Fri 8/7

5:55 am-9:43 pm

2 stops20h 48m

$935

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Mon 7/27

2:26 pm-3:25 pm

2 stops19h 59m

Porto

Fri 8/7

5:55 am-9:43 pm

2 stops20h 48m

$939

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Fri 7/3

7:42 pm-6:50 am

2 stops54h 08m

Porto

Sun 7/19

12:15 pm-9:29 pm

2 stops38h 14m

$994

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Fri 7/3

7:33 pm-6:55 am

1 stop30h 22m

Porto

Sun 7/19

12:15 pm-9:29 pm

2 stops38h 14m

$1,051

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Fri 7/3

2:24 pm-10:30 am

1 stop15h 06m

Porto

Sun 7/19

12:25 pm-9:43 pm

1 stop14h 18m

$1,125
Quickest round-trip

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Mon 7/27

3:57 pm-9:45 am

1 stop12h 48m

Porto

Fri 8/7

12:35 pm-11:28 pm

1 stop15h 53m

$1,218

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Fri 7/3

6:00 am-7:00 am

3 stops20h 00m

Porto

Sun 7/19

12:15 pm-9:31 am

2 stops26h 16m

$1,363

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Sun 9/20

12:45 pm-3:00 pm

3 stops21h 15m

Porto

Thu 10/1

11:50 am-11:15 am

2 stops28h 25m

$3,739

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Porto from

How to get the cheapest flight ticket from Burlington to Porto

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 Burlington to Porto flights?

You could potentially save up to 69% on your flight if you consider stops on a Burlington to Porto flight.

When to book flights from Burlington to Porto

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

Cheap Burlington to Porto (BTV to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Burlington to Porto

Fastest flight time

21h 07m

Direct flights

None
The fastest flight from Burlington to Porto takes 21h 07m
There are no direct flights from Burlington to Porto. There are no popular flight routes from Burlington to Porto.
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Frequently asked questions about flying from Burlington to Porto

  • How far is Burlington to Porto by plane?

    Porto is 3192.4 mi away from Burlington. In terms of flight time, this usually takes a little over 21h 07m.

  • When did momondo last update prices for flights from Burlington Airport to Porto Airport?

    Prices for flights from Burlington Airport to Porto Airport are updated daily.

  • How old do you have to be to fly from Burlington Airport to Porto Airport?

    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 Burlington Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Lamego
Esposende
Chaves
Pinhao
Espinho
Guimarães
Arcos de Valdevez
Ponte de Lima
Viseu
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

Why should I use momondo to find a flight deal from Burlington to Porto?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Burlington to Porto for you.

Can I find flights from Burlington to Porto with flexible booking policies on momondo?

All flight searches from Burlington to Porto on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Burlington to Porto?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Burlington to Porto.

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

Of course. momondo tracks the price of Burlington to Porto 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 Porto trip

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