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Cheap flights from Dallas to Portugal from $217

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dallas to Portugal departing on 10/17. 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 Dallas to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:20 pm - 11:00 pm
DFW
-
OPO
44h 40m
2 stops
Multiple Airlines Logo
12:25 pm - 8:10 pm
OPO
-
DFW
13h 45m
1 stop
$773Multiple Airlines
Mon, Aug 17 - Fri, Sep 11
Multiple Airlines Logo
8:20 pm - 11:00 pm
DFW
-
OPO
44h 40m
2 stops
Multiple Airlines Logo
12:25 pm - 8:10 pm
OPO
-
DFW
13h 45m
1 stop
$778Multiple Airlines
Mon, Aug 17 - Wed, Sep 9
United Airlines Logo
4:13 pm - 8:40 am
DFW
-
PDL
11h 27m
1 stop
United Airlines Logo
11:00 am - 8:46 pm
PDL
-
DFW
14h 46m
1 stop
$811United Airlines
Sun, Aug 16 - Tue, Sep 1
United Airlines Logo
12:03 pm - 8:40 am
DFW
-
PDL
15h 37m
2 stops
United Airlines Logo
11:00 am - 11:59 pm
PDL
-
DFW
17h 59m
2 stops
$816United Airlines
Sun, Aug 16 - Tue, Sep 1
British Airways Logo
9:15 pm - 2:20 pm
DFW
-
FNC
35h 05m
1 stop
British Airways Logo
12:25 pm - 8:50 pm
FNC
-
DFW
38h 25m
2 stops
$816British Airways
Mon, Nov 2 - Mon, Nov 9
British Airways Logo
6:35 pm - 2:20 pm
DFW
-
FNC
37h 45m
2 stops
British Airways Logo
12:25 pm - 6:42 pm
FNC
-
DFW
36h 17m
2 stops
$826British Airways
Mon, Nov 2 - Mon, Nov 9
Air Canada Logo
12:25 pm - 9:20 am
DFW
-
LIS
14h 55m
1 stop
Air Canada Logo
1:00 pm - 7:47 pm
LIS
-
DFW
12h 47m
1 stop
$828Air Canada
Thu, Oct 15 - Fri, Oct 23
Air Canada Logo
12:10 pm - 8:55 am
DFW
-
LIS
38h 45m
2 stops
Air Canada Logo
11:20 am - 6:32 pm
LIS
-
DFW
37h 12m
2 stops
$833Air Canada
Fri, Dec 25 - Wed, Dec 30
Iberia Logo
9:45 pm - 12:25 pm
DFW
-
FNC
32h 40m
1 stop
Iberia Logo
11:00 am - 7:10 pm
FNC
-
DFW
38h 10m
2 stops
$908Iberia
Tue, Aug 18 - Mon, Aug 24
Iberia Logo
1:48 pm - 12:25 pm
DFW
-
FNC
40h 37m
2 stops
Iberia Logo
11:00 am - 7:10 pm
FNC
-
DFW
38h 10m
2 stops
$911Iberia
Tue, Aug 18 - Mon, Aug 24

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Lufthansa flights from Dallas to Portugal

Our best Lufthansa deals on Dallas to Portugal flight tickets
Lufthansa
Sep 28
DFW5:55 pmDallas/Fort Worth
22h 50m
2 stops
LIS10:45 pmLisbon Humberto Delgado
Oct 12
LIS4:20 pmLisbon Humberto Delgado
27h 15m
1 stop
DFW1:35 pmDallas/Fort Worth
$822
Lufthansa
Sep 23
DFW11:56 amDallas/Fort Worth
28h 19m
2 stops
LIS10:15 pmLisbon Humberto Delgado
Oct 16
LIS5:05 amLisbon Humberto Delgado
17h 52m
2 stops
DFW4:57 pmDallas/Fort Worth
$824
Lufthansa
Sep 29
DFW11:42 amDallas/Fort Worth
29h 03m
2 stops
LIS10:45 pmLisbon Humberto Delgado
Oct 5
LIS4:20 pmLisbon Humberto Delgado
35h 28m
2 stops
DFW9:48 pmDallas/Fort Worth
$832

Air France flights from Dallas to Portugal

Our best Air France deals on Dallas to Portugal flight tickets
Air France
Dec 3
DAL10:20 amDallas Love Field
15h 40m
2 stops
LIS8:00 amLisbon Humberto Delgado
Dec 9
LIS5:30 amLisbon Humberto Delgado
18h 20m
2 stops
DAL5:50 pmDallas Love Field
$830
Air France
Nov 2
DAL12:10 pmDallas Love Field
14h 50m
2 stops
LIS9:00 amLisbon Humberto Delgado
Nov 9
LIS5:30 amLisbon Humberto Delgado
18h 20m
2 stops
DAL5:50 pmDallas Love Field
$865
Air France
Nov 13
DAL12:01 pmDallas Love Field
15h 04m
2 stops
OPO9:05 amPorto
Nov 18
OPO5:55 amPorto
17h 55m
2 stops
DAL5:50 pmDallas Love Field
$902

momondo Fare Finder

 
Customize your flight search to find flights from Dallas 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 July 23, 2026.
Use the filters below to find and compare flights from Dallas to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 8/17

8:20 pm-11:00 pm

2 stops44h 40m

Porto

Fri 9/11

12:25 pm-8:10 pm

1 stop13h 45m

$773

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 8/17

8:20 pm-11:00 pm

2 stops44h 40m

Porto

Wed 9/9

12:25 pm-8:10 pm

1 stop13h 45m

$778
Quickest round-trip

DallasPonta Delgada

DFW - PDL

DFWPDL

Dallas/Fort Worth

Sun 8/16

4:13 pm-8:40 am

1 stop11h 27m

Ponta Delgada Nordela

Tue 9/1

11:00 am-8:46 pm

1 stop14h 46m

$811

DallasPonta Delgada

DFW - PDL

DFWPDL

Dallas/Fort Worth

Sun 8/16

12:03 pm-8:40 am

2 stops15h 37m

Ponta Delgada Nordela

Tue 9/1

11:00 am-11:59 pm

2 stops17h 59m

$816

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Mon 11/2

9:15 pm-2:20 pm

1 stop35h 05m

Funchal Madeira

Mon 11/9

12:25 pm-8:50 pm

2 stops38h 25m

$816

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Mon 11/2

6:35 pm-2:20 pm

2 stops37h 45m

Funchal Madeira

Mon 11/9

12:25 pm-6:42 pm

2 stops36h 17m

$826

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Thu 10/15

12:25 pm-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Fri 10/23

1:00 pm-7:47 pm

1 stop12h 47m

$828

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Fri 12/25

12:10 pm-8:55 am

2 stops38h 45m

Lisbon Humberto Delgado

Wed 12/30

11:20 am-6:32 pm

2 stops37h 12m

$833

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Tue 8/18

9:45 pm-12:25 pm

1 stop32h 40m

Funchal Madeira

Mon 8/24

11:00 am-7:10 pm

2 stops38h 10m

$908

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Tue 8/18

1:48 pm-12:25 pm

2 stops40h 37m

Funchal Madeira

Mon 8/24

11:00 am-7:10 pm

2 stops38h 10m

$911

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 Dallas 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 Dallas is in February. Flight prices, which tend to average around $637, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Dallas during April instead. Flights to Portugal in April, while not as cheap as those in February, still average around $647.

How far in advance should I book a flight from Dallas to Portugal?

You are more likely to see cheaper flights to Portugal from Dallas when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $784 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Dallas for as low as $669 on momondo.

Cheap Dallas to Portugal flight deals and tips

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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Dallas to Portugal takes 12h 25m
There are no direct flights from Dallas to Portugal. There are no popular flight routes from Dallas to Portugal.
Search flight deals

Frequently asked questions about flying from Dallas to Portugal

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

    Prices for flights from Dallas to Portugal were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dallas to Portugal.

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

    The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Dallas to Portugal

Compare and see reviews for airlines that fly from Dallas to Portugal with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $457Free CancellationRating
6.8
8,159 reviews
Search Lufthansa flights
IberiaPriceFrom $493Free CancellationRating
7.0
3,257 reviews
Search Iberia flights
British AirwaysPriceFrom $500Free CancellationRating
6.7
8,127 reviews
Search British Airways flights
American AirlinesPriceFrom $502Free CancellationRating
7.1
11,832 reviews
Search American Airlines flights
Air CanadaPriceFrom $516Free CancellationRating
7.1
11,371 reviews
Search Air Canada flights
DeltaPriceFrom $517Free CancellationRating
7.8
8,479 reviews
Search Delta flights
FinnairPriceFrom $518Free CancellationRating
7.6
1,423 reviews
Search Finnair flights
Air FrancePriceFrom $518Free CancellationRating
7.4
1,628 reviews
Search Air France flights
United AirlinesPriceFrom $531Free CancellationRating
7.4
10,024 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $612Free CancellationRating
7.4
1,895 reviews
Search Scandinavian Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Dallas to Portugal. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Portugal from Dallas on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Dallas to Portugal.

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

If you are not ready to book a flight from Dallas 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.

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Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
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Flights to Velasfrom $489