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Cheap flights from Burlington to Portugal from $448

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Burlington to Portugal departing on 5/11. 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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Find the cheapest flights from Burlington to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:50 pm - 8:10 am
BTV
-
LIS
12h 20m1 stop
United Airlines Logo
10:50 am - 6:54 pm
LIS
-
BTV
37h 04m2 stops
$490United Airlines
Sun, Jan 18 - Sun, Jan 25
Air Canada Logo
10:10 am - 9:20 am
BTV
-
LIS
18h 10m2 stops
Air Canada Logo
11:20 am - 9:23 pm
LIS
-
BTV
38h 03m2 stops
$493Air Canada
Wed, Mar 4 - Tue, Mar 17
United Airlines Logo
5:30 am - 10:15 am
BTV
-
LIS
23h 45m1 stop
United Airlines Logo
5:00 am - 11:44 pm
LIS
-
BTV
22h 44m2 stops
$494United Airlines
Mon, Mar 2 - Tue, Mar 17
British Airways Logo
12:31 pm - 9:50 pm
BTV
-
LIS
28h 19m2 stops
British Airways Logo
11:05 am - 10:58 pm
LIS
-
BTV
16h 53m1 stop
$495British Airways
Wed, Jan 21 - Wed, Jan 28
United Airlines Logo
10:12 am - 8:10 am
BTV
-
LIS
16h 58m2 stops
United Airlines Logo
6:10 am - 10:40 pm
LIS
-
BTV
21h 30m2 stops
$496United Airlines
Wed, Jan 21 - Wed, Jan 28
KLM Logo
1:25 pm - 9:00 am
BTV
-
LIS
14h 35m1 stop
KLM Logo
11:25 am - 12:05 am
LIS
-
BTV
16h 40m2 stops
$497KLM
Tue, Mar 3 - Fri, Mar 20
United Airlines Logo
6:15 am - 10:15 am
BTV
-
LIS
23h 00m2 stops
United Airlines Logo
5:00 am - 11:44 pm
LIS
-
BTV
22h 44m2 stops
$499United Airlines
Mon, Mar 2 - Thu, Mar 19
Delta Logo
1:25 pm - 3:10 pm
BTV
-
LIS
20h 45m2 stops
Delta Logo
5:00 am - 12:05 am
LIS
-
BTV
23h 05m2 stops
$501Delta
Wed, Mar 4 - Fri, Mar 20
British Airways Logo
5:04 pm - 8:55 am
BTV
-
LIS
10h 51m1 stop
British Airways Logo
11:05 am - 10:58 pm
LIS
-
BTV
16h 53m1 stop
$504British Airways
Wed, Jan 21 - Wed, Jan 28
Delta Logo
6:47 am - 10:30 am
BTV
-
OPO
22h 43m2 stops
Delta Logo
6:30 am - 12:02 am
OPO
-
BTV
22h 32m2 stops
$1,030Delta
Sun, Jan 11 - Fri, Jan 16

United Airlines flights from Burlington to Portugal

Our best United Airlines deals on Burlington to Portugal flight tickets
United Airlines
Jan 18
BTV2:50 pmBurlington
12h 20m
1 stop
LIS8:10 amLisbon Humberto Delgado
Jan 25
LIS10:50 amLisbon Humberto Delgado
31h 37m
2 stops
BTV1:27 pmBurlington
$490
Find similar
United Airlines
Jan 18
BTV7:29 pmBurlington
31h 41m
2 stops
LIS8:10 amLisbon Humberto Delgado
Jan 25
LIS10:50 amLisbon Humberto Delgado
31h 37m
2 stops
BTV1:27 pmBurlington
$494
Find similar
United Airlines
Feb 25
BTV7:41 pmBurlington
9h 34m
1 stop
LIS10:15 amLisbon Humberto Delgado
Mar 2
LIS6:10 amLisbon Humberto Delgado
32h 46m
2 stops
BTV9:56 amBurlington
$496
Find similar

Delta flights from Burlington to Portugal

Our best Delta deals on Burlington to Portugal flight tickets
Delta
May 10
BTV3:50 pmBurlington
11h 10m
1 stop
LIS8:00 amLisbon Humberto Delgado
May 20
LIS5:00 amLisbon Humberto Delgado
24h 04m
2 stops
BTV12:04 amBurlington
$619
Find similar
Delta
May 10
BTV3:50 pmBurlington
18h 05m
2 stops
LIS2:55 pmLisbon Humberto Delgado
May 20
LIS5:00 amLisbon Humberto Delgado
24h 04m
2 stops
BTV12:04 amBurlington
$623
Find similar
Delta
Apr 12
BTV2:31 pmBurlington
12h 29m
1 stop
LIS8:00 amLisbon Humberto Delgado
Apr 29
LIS9:50 amLisbon Humberto Delgado
19h 44m
2 stops
BTV12:34 amBurlington
$625
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Burlington 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 December 23, 2025.
Use the filters below to find and compare flights from Burlington to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

Sun 1/18

2:50 pm-8:10 am

1 stop12h 20m

Lisbon Humberto Delgado

Sun 1/25

10:50 am-6:54 pm

2 stops37h 04m

$490

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

Wed 3/4

10:10 am-9:20 am

2 stops18h 10m

Lisbon Humberto Delgado

Tue 3/17

11:20 am-9:23 pm

2 stops38h 03m

$493

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

Mon 3/2

5:30 am-10:15 am

1 stop23h 45m

Lisbon Humberto Delgado

Tue 3/17

5:00 am-11:44 pm

2 stops22h 44m

$494

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

Wed 1/21

12:31 pm-9:50 pm

2 stops28h 19m

Lisbon Humberto Delgado

Wed 1/28

11:05 am-10:58 pm

1 stop16h 53m

$495

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

Wed 1/21

10:12 am-8:10 am

2 stops16h 58m

Lisbon Humberto Delgado

Wed 1/28

6:10 am-10:40 pm

2 stops21h 30m

$496

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

Tue 3/3

1:25 pm-9:00 am

1 stop14h 35m

Lisbon Humberto Delgado

Fri 3/20

11:25 am-12:05 am

2 stops16h 40m

$497

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

Mon 3/2

6:15 am-10:15 am

2 stops23h 00m

Lisbon Humberto Delgado

Thu 3/19

5:00 am-11:44 pm

2 stops22h 44m

$499

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

Wed 3/4

1:25 pm-3:10 pm

2 stops20h 45m

Lisbon Humberto Delgado

Fri 3/20

5:00 am-12:05 am

2 stops23h 05m

$501

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

Wed 1/21

5:04 pm-8:55 am

1 stop10h 51m

Lisbon Humberto Delgado

Wed 1/28

11:05 am-10:58 pm

1 stop16h 53m

$504

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Sun 1/11

6:47 am-10:30 am

2 stops22h 43m

Porto

Fri 1/16

6:30 am-12:02 am

2 stops22h 32m

$1,030

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 Burlington 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 day to depart on your flight to Portugal?

According to our data, Thursday is the cheapest day to fly to Portugal from Burlington. The lowest ticket price found for a Thursday departure recently was $766. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Sunday, with ticket prices averaging around $1,710.

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the afternoon. Flights from Burlington to Portugal during this time can be as low as $885. At noon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,273 per ticket.

Can stopping save me money on Burlington to Portugal flights?

You could potentially save up to 85% on your flight if you consider stops on a Burlington to Portugal flight.

Cheap Burlington to Portugal flight deals and tips

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

Fastest flight time

9h 34m

Direct flights

None
The fastest flight from Burlington to Portugal takes 9h 34m
There are no direct flights from Burlington to Portugal. There are no popular flight routes from Burlington to Portugal.
Search flight deals

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

    Prices for flights from Burlington Airport to Portugal are refreshed on a daily basis.

  • How many operators does momondo search for flights from Burlington Airport to Portugal?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Burlington 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 Burlington to Portugal

Compare and see reviews for airlines that fly from Burlington to Portugal with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $642Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Portugal from Burlington 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 Burlington to Portugal with flexible booking policies on momondo?

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

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

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

If you are not ready to book a flight from Burlington to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.

An easier way to manage your Portugal 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
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Find better results for your trip to Portugal

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Popular flights according to clicks in the last 7 days on momondo
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