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Cheap flights from Washington, D.C. Reagan-National Airport to Portugal from $346

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:00 pm - 10:40 amDCA  Washington, D.C. Reagan-National-LIS Lisbon Humberto Delgado
13h 40m1 stop Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
8:55 am - 3:24 pmLIS  Lisbon Humberto Delgado-DCA Washington, D.C. Reagan-National
11h 29m1 stop Montreal Pierre Elliott Trudeau Intl
$701Multiple Airlines
Mon, Nov 30 - Thu, Dec 10
Multiple Airlines Logo
6:59 am - 6:45 amDCA  Washington, D.C. Reagan-National-LIS Lisbon Humberto Delgado
18h 46m1 stop Toronto Pearson Intl
Multiple Airlines Logo
9:25 am - 12:19 pmLIS  Lisbon Humberto Delgado-DCA Washington, D.C. Reagan-National
31h 54m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Island Ottawa
$702Multiple Airlines
Thu, Dec 3 - Mon, Dec 7
United Airlines Logo
3:13 pm - 9:30 amDCA  Washington, D.C. Reagan-National-OPO Porto
13h 17m1 stop Newark
United Airlines Logo
6:00 am - 9:11 pmOPO  Porto-DCA Washington, D.C. Reagan-National
20h 11m2 stops Frankfurt am Main Chicago O'Hare Intl
$707United Airlines
Wed, Nov 11 - Wed, Nov 18
United Airlines Logo
7:55 pm - 8:10 amDCA  Washington, D.C. Reagan-National-LIS Lisbon Humberto Delgado
32h 15m1 stop Newark
United Airlines Logo
11:20 am - 8:58 amLIS  Lisbon Humberto Delgado-DCA Washington, D.C. Reagan-National
26h 38m1 stop Toronto Pearson Intl
$707United Airlines
Sun, Oct 25 - Wed, Nov 4
Delta Logo
11:05 am - 8:15 amDCA  Washington, D.C. Reagan-National-OPO Porto
16h 10m1 stop New York John F Kennedy Intl
Delta Logo
5:00 am - 5:59 pmOPO  Porto-DCA Washington, D.C. Reagan-National
17h 59m2 stops Amsterdam Schiphol Boston Logan Intl
$708Delta
Wed, Dec 2 - Wed, Dec 9
Delta Logo
5:02 pm - 8:15 amDCA  Washington, D.C. Reagan-National-OPO Porto
10h 13m1 stop New York John F Kennedy Intl
Delta Logo
5:00 am - 5:59 pmOPO  Porto-DCA Washington, D.C. Reagan-National
17h 59m2 stops Amsterdam Schiphol Boston Logan Intl
$708Delta
Wed, Dec 2 - Thu, Dec 10
Multiple Airlines Logo
5:02 pm - 8:15 amDCA  Washington, D.C. Reagan-National-OPO Porto
10h 13m1 stop New York John F Kennedy Intl
Multiple Airlines Logo
5:00 am - 4:39 pmOPO  Porto-DCA Washington, D.C. Reagan-National
16h 39m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$708Multiple Airlines
Wed, Dec 2 - Fri, Dec 11
Air Canada Logo
4:00 pm - 12:50 pmDCA  Washington, D.C. Reagan-National-OPO Porto
15h 50m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss
Air Canada Logo
6:00 am - 10:38 pmOPO  Porto-DCA Washington, D.C. Reagan-National
21h 38m2 stops Frankfurt am Main Toronto Pearson Intl
$711Air Canada
Wed, Nov 11 - Wed, Nov 18
Delta Logo
11:05 am - 10:35 amDCA  Washington, D.C. Reagan-National-OPO Porto
18h 30m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
5:00 am - 6:40 pmOPO  Porto-DCA Washington, D.C. Reagan-National
18h 40m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$712Delta
Tue, Dec 1 - Tue, Dec 8
Delta Logo
12:39 pm - 10:35 amDCA  Washington, D.C. Reagan-National-OPO Porto
16h 56m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
5:00 am - 5:59 pmOPO  Porto-DCA Washington, D.C. Reagan-National
17h 59m2 stops Amsterdam Schiphol Minneapolis St Paul
$712Delta
Tue, Dec 8 - Wed, Dec 16

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KLM flights from Washington, D.C. Reagan-National Airport to Portugal

Our best KLM deals on Washington, D.C. Reagan-National Airport to Portugal flight tickets
KLM
Jan 11
DCA11:00 amWashington, D.C. Reagan-National
16h 00m
1 stop
LIS8:00 amLisbon Humberto Delgado
Jan 22
LIS5:00 amLisbon Humberto Delgado
16h 57m
2 stops
DCA4:57 pmWashington, D.C. Reagan-National
$721
KLM
Nov 8
DCA11:05 amWashington, D.C. Reagan-National
16h 10m
1 stop
OPO8:15 amPorto
Nov 16
OPO10:15 amPorto
17h 11m
1 stop
DCA10:26 pmWashington, D.C. Reagan-National
$766
KLM
Nov 13
DCA5:02 pmWashington, D.C. Reagan-National
15h 48m
2 stops
FAO1:50 pmFaro
Nov 17
FAO2:40 pmFaro
30h 57m
2 stops
DCA4:37 pmWashington, D.C. Reagan-National
$816

Delta flights from Washington, D.C. Reagan-National Airport to Portugal

Our best Delta deals on Washington, D.C. Reagan-National Airport to Portugal flight tickets
Delta
Dec 2
DCA11:05 amWashington, D.C. Reagan-National
16h 10m
1 stop
OPO8:15 amPorto
Dec 9
OPO5:00 amPorto
17h 59m
2 stops
DCA5:59 pmWashington, D.C. Reagan-National
$708
Delta
Dec 8
DCA12:39 pmWashington, D.C. Reagan-National
16h 56m
2 stops
OPO10:35 amPorto
Dec 16
OPO5:00 amPorto
17h 59m
2 stops
DCA5:59 pmWashington, D.C. Reagan-National
$712
Delta
Oct 25
DCA5:05 pmWashington, D.C. Reagan-National
10h 55m
1 stop
LIS8:00 amLisbon Humberto Delgado
Nov 4
LIS5:00 amLisbon Humberto Delgado
18h 37m
2 stops
DCA6:37 pmWashington, D.C. Reagan-National
$716

momondo Fare Finder

 
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Portugal that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Mon 11/30

4:00 pm-10:40 am

1 stop13h 40m

Lisbon Humberto Delgado

Thu 12/10

8:55 am-3:24 pm

1 stop11h 29m

$701

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Thu 12/3

6:59 am-6:45 am

1 stop18h 46m

Lisbon Humberto Delgado

Mon 12/7

9:25 am-12:19 pm

3 stops31h 54m

$702

Washington, D.C.Porto

DCA Washington, D.C. Reagan-National - OPO Porto

DCAOPO

Washington, D.C. Reagan-National

Wed 11/11

3:13 pm-9:30 am

1 stop13h 17m

Porto

Wed 11/18

6:00 am-9:11 pm

2 stops20h 11m

$707

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Sun 10/25

7:55 pm-8:10 am

1 stop32h 15m

Lisbon Humberto Delgado

Wed 11/4

11:20 am-8:58 am

1 stop26h 38m

$707

Washington, D.C.Porto

DCA Washington, D.C. Reagan-National - OPO Porto

DCAOPO

Washington, D.C. Reagan-National

Wed 12/2

11:05 am-8:15 am

1 stop16h 10m

Porto

Wed 12/9

5:00 am-5:59 pm

2 stops17h 59m

$708

Washington, D.C.Porto

DCA Washington, D.C. Reagan-National - OPO Porto

DCAOPO

Washington, D.C. Reagan-National

Wed 12/2

5:02 pm-8:15 am

1 stop10h 13m

Porto

Thu 12/10

5:00 am-5:59 pm

2 stops17h 59m

$708

Washington, D.C.Porto

DCA Washington, D.C. Reagan-National - OPO Porto

DCAOPO

Washington, D.C. Reagan-National

Wed 12/2

5:02 pm-8:15 am

1 stop10h 13m

Porto

Fri 12/11

5:00 am-4:39 pm

2 stops16h 39m

$708

Washington, D.C.Porto

DCA Washington, D.C. Reagan-National - OPO Porto

DCAOPO

Washington, D.C. Reagan-National

Wed 11/11

4:00 pm-12:50 pm

2 stops15h 50m

Porto

Wed 11/18

6:00 am-10:38 pm

2 stops21h 38m

$711

Washington, D.C.Porto

DCA Washington, D.C. Reagan-National - OPO Porto

DCAOPO

Washington, D.C. Reagan-National

Tue 12/1

11:05 am-10:35 am

2 stops18h 30m

Porto

Tue 12/8

5:00 am-6:40 pm

2 stops18h 40m

$712

Washington, D.C.Porto

DCA Washington, D.C. Reagan-National - OPO Porto

DCAOPO

Washington, D.C. Reagan-National

Tue 12/8

12:39 pm-10:35 am

2 stops16h 56m

Porto

Wed 12/16

5:00 am-5:59 pm

2 stops17h 59m

$712

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 Washington, D.C. Reagan-National 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 Washington, D.C. Reagan-National Airport is in December. 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 December, then book flights to Portugal from Washington, D.C. Reagan-National Airport during April instead. Flights to Portugal in April, while not as cheap as those in December, still average around $0.

Can stopping save me money on Washington, D.C. Reagan-National Airport to Portugal flights?

You could potentially save up to 10% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Portugal flight.

Cheap Washington, D.C. Reagan-National Airport to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Portugal

Best Price Found

$346

Fastest flight time

9h 40m

Direct flights

None
The best one-way flight to Portugal from Washington, D.C. Reagan-National Airport in the past 72 hours is $346. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Portugal found on momondo in the last 72 hours is $701.
The fastest flight from Washington, D.C. Reagan-National Airport to Portugal takes 9h 40m
There are no direct flights from Washington, D.C. Reagan-National Airport to Portugal. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Portugal.
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Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Portugal

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Portugal?

    Prices for flights from Washington, D.C. Reagan-National Airport to Portugal are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Reagan-National 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 Washington, D.C. Reagan-National Airport to Portugal.

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

    The required travel and health documents for your Portugal 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 Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Portugal?

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

Can I find flights from Washington, D.C. to Portugal with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Portugal on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. 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 Washington, D.C. to Portugal.

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

Price alerts on flights to Portugal from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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