$346 Find Cheap Flights from Reagan Washington National Airport to Portugal - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Reagan-National to Portugal departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Reagan-National to Portugal

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Lisbon
Lisbon2 stops$688
Porto
Porto2 stops$738
Faro
Faro2 stops$707
Ponta Delgada
Ponta Delgada2 stops$644
Funchal
Funchal2 stops$866
Lisbon
Lisbon2 stops$688
Porto
Porto2 stops$738
Faro
Faro2 stops$707
Ponta Delgada
Ponta Delgada2 stops$644
Funchal
Funchal2 stops$866

Book Cheap Reagan-National to Portugal Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Reagan-National to Portugal that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Reagan-National to Portugal

Mon, Oct 26 - Mon, Nov 2
Multiple Airlines Logo
6:20 pm - 2:40 pm
DCA
-
PDL
17h 20m
2 stops
Multiple Airlines Logo
5:50 pm - 9:51 am
PDL
-
DCA
20h 01m
1 stop
$644Multiple Airlines
Mon, Oct 26 - Sun, Nov 1
Multiple Airlines Logo
6:20 pm - 2:40 pm
DCA
-
PDL
17h 20m
2 stops
Multiple Airlines Logo
5:50 pm - 9:51 am
PDL
-
DCA
20h 01m
1 stop
$644Multiple Airlines
Thu, Jan 14 - Mon, Jan 18
Multiple Airlines Logo
10:05 am - 6:20 am
DCA
-
PDL
16h 15m
1 stop
Multiple Airlines Logo
5:50 pm - 8:36 am
PDL
-
DCA
18h 46m
1 stop
$651Multiple Airlines
Thu, Nov 12 - Mon, Nov 16
Multiple Airlines Logo
1:20 pm - 6:20 am
DCA
-
PDL
13h 00m
1 stop
Multiple Airlines Logo
5:50 pm - 8:05 am
PDL
-
DCA
18h 15m
1 stop
$651Multiple Airlines
Thu, Jan 14 - Mon, Jan 18
Multiple Airlines Logo
11:59 am - 6:20 am
DCA
-
PDL
14h 21m
1 stop
Multiple Airlines Logo
5:50 pm - 8:36 am
PDL
-
DCA
18h 46m
1 stop
$652Multiple Airlines
Mon, Jan 11 - Fri, Jan 15
Multiple Airlines Logo
1:00 pm - 2:40 pm
DCA
-
PDL
21h 40m
2 stops
Multiple Airlines Logo
5:50 pm - 4:19 pm
PDL
-
DCA
26h 29m
1 stop
$659Multiple Airlines
Mon, Oct 26 - Sun, Nov 1
Multiple Airlines Logo
9:55 pm - 6:20 am
DCA
-
PDL
29h 25m
1 stop
Multiple Airlines Logo
5:50 pm - 9:51 am
PDL
-
DCA
20h 01m
1 stop
$662Multiple Airlines
Sat, Oct 24 - Sun, Nov 1
Multiple Airlines Logo
9:55 pm - 6:20 am
DCA
-
PDL
29h 25m
1 stop
Multiple Airlines Logo
5:50 pm - 9:51 am
PDL
-
DCA
20h 01m
1 stop
$662Multiple Airlines
Mon, Oct 26 - Mon, Nov 2
Multiple Airlines Logo
9:55 pm - 6:20 am
DCA
-
PDL
29h 25m
1 stop
Multiple Airlines Logo
5:50 pm - 9:51 am
PDL
-
DCA
20h 01m
1 stop
$662Multiple Airlines
Tue, Sep 8 - Tue, Sep 15
Multiple Airlines Logo
6:55 pm - 6:30 am
DCA
-
LIS
30h 35m
2 stops
Multiple Airlines Logo
11:35 am - 10:34 pm
LIS
-
DCA
15h 59m
1 stop
$688Multiple Airlines
Booking Insights

KAYAK's insights & trends for Reagan-National to Portugal flights

Get data-powered insights and trends into flights from Reagan-National to Portugal to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Portugal?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Washington, D.C. Reagan-National Airport to Portugal, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Washington, D.C. Reagan-National Airport to Portugal is April, when tickets cost $0 (return) on average. On the other hand, the most expensive months are August and June, when the average cost of round-trip tickets is $1,310 and $1,227 respectively.

Find deals

Good to know

Low season

July

Cheapest flight

$346
Best time to beat the crowds with an average 5% drop in price.
Most popular time to fly with an average 42% increase in price.
Flight from Reagan Washington National Airport to Porto

FAQs - booking Portugal flights

  • How does KAYAK find such low prices on flights from Reagan Washington National Airport to Portugal?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Reagan Washington National Airport to Portugal.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Reagan Washington National Airport to Portugal?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Reagan Washington National Airport to Portugal is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Reagan Washington National Airport to Portugal?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Reagan Washington National Airport to Portugal with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Reagan Washington National Airport to Portugal?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Reagan Washington National Airport to Portugal up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Reagan-National to Portugal

Information on your arrival and departure airports

Reagan Washington National Airport (DCA)