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Cheap flights from Washington, D.C. to Portugal from $254

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Portugal departing on 8/18. 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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0 bags

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Find the cheapest flights from Washington, D.C. to Portugal

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Washington, D.C. to Portugal.
 Logo
5:00 pm - 3:00 pmIAD-OPO
17h 00m2 stops
 Logo
11:50 am - 3:20 pmOPO-IAD
32h 30m2 stops
mar., may. 6 - mar., may. 13
American Airlines Logo
11:40 am - 7:35 amDCA-OPO
14h 55m2 stops
American Airlines Logo
8:15 am - 8:48 pmOPO-DCA
17h 33m2 stops
$506American Airlines
Find Deal
mié., jun. 4 - mié., jun. 11
TAP AIR PORTUGAL Logo
5:50 pm - 9:00 amIAD-OPO
10h 10m1 stop
TAP AIR PORTUGAL Logo
11:00 am - 8:50 pmOPO-IAD
14h 50m1 stop
$523TAP AIR PORTUGAL
Find Deal
mié., sep. 24 - mar., oct. 7
TAP AIR PORTUGAL Logo
10:20 pm - 3:00 pmIAD-OPO
11h 40m1 stop
TAP AIR PORTUGAL Logo
10:00 am - 8:50 pmOPO-IAD
15h 50m1 stop
$524TAP AIR PORTUGAL
Find Deal
mié., sep. 24 - mar., oct. 7
United Airlines Logo
9:55 am - 9:25 amIAD-OPO
18h 30m1 stop
United Airlines Logo
6:00 am - 2:35 pmOPO-IAD
13h 35m1 stop
$588United Airlines
Find Deal
mié., sep. 17 - mar., dic. 16
United Airlines Logo
12:35 pm - 9:25 amIAD-OPO
15h 50m2 stops
United Airlines Logo
6:00 am - 3:50 pmOPO-IAD
14h 50m1 stop
$593United Airlines
Find Deal
mié., sep. 17 - vie., dic. 19
Delta Logo
6:30 pm - 3:30 pmIAD-OPO
16h 00m1 stop
Delta Logo
11:15 am - 3:45 pmOPO-IAD
33h 30m1 stop
$615Delta
Find Deal
mar., sep. 16 - mar., dic. 16
Delta Logo
12:30 pm - 3:30 pmIAD-OPO
22h 00m2 stops
Delta Logo
11:15 am - 3:45 pmOPO-IAD
33h 30m1 stop
$620Delta
Find Deal
mar., sep. 16 - lun., dic. 15
KLM Logo
9:20 pm - 3:30 pmIAD-OPO
13h 10m1 stop
KLM Logo
9:20 am - 7:15 pmOPO-IAD
14h 55m1 stop
$691KLM
Find Deal
mar., jun. 10 - vie., jun. 20
KLM Logo
9:20 pm - 3:30 pmIAD-OPO
13h 10m1 stop
KLM Logo
6:30 am - 3:35 pmOPO-IAD
14h 05m1 stop
$725KLM
Find Deal
dom., jul. 6 - jue., ago. 14

Turkish Airlines flights from Washington, D.C. to Portugal

Our best Turkish Airlines deals on Washington, D.C. to Portugal flight tickets
Turkish Airlines
Sep 16
IAD1:30 pmWashington, D.C. Dulles Intl
21h 00m
1 stop
LIS3:30 pmLisbon Humberto Delgado
Dec 16
LIS4:00 pmLisbon Humberto Delgado
24h 15m
1 stop
IAD11:15 amWashington, D.C. Dulles Intl
Turkish Airlines
Sep 11
IAD9:40 pmWashington, D.C. Dulles Intl
36h 35m
1 stop
LIS3:15 pmLisbon Humberto Delgado
Sep 19
LIS11:10 amLisbon Humberto Delgado
29h 35m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
Turkish Airlines
Apr 23
IAD1:30 pmWashington, D.C. Dulles Intl
21h 20m
1 stop
OPO3:50 pmPorto
May 8
OPO11:05 amPorto
29h 40m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl

Icelandair flights from Washington, D.C. to Portugal

Our best Icelandair deals on Washington, D.C. to Portugal flight tickets
Icelandair
Sep 13
IAD8:30 pmWashington, D.C. Dulles Intl
19h 50m
1 stop
LIS9:20 pmLisbon Humberto Delgado
Sep 21
LIS10:25 pmLisbon Humberto Delgado
25h 55m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
Icelandair
Apr 26
BWI8:30 pmBaltimore/Washington
19h 50m
1 stop
LIS9:20 pmLisbon Humberto Delgado
May 4
LIS10:25 pmLisbon Humberto Delgado
26h 00m
1 stop
BWI7:25 pmBaltimore/Washington

See travel insights to Portugal from

How to get the cheapest flight ticket from Washington, D.C. 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. is in February. Flight prices, which tend to average around $665, 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 Washington, D.C. during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $710.

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

According to our data, Tuesday is the cheapest day to fly to Portugal from Washington, D.C.. The lowest ticket price found for a Tuesday departure recently was $783. 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 Friday, with ticket prices averaging around $947.

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 at noon. Flights from Washington, D.C. to Portugal during this time can be as low as $661. In the evening is when there is more demand to fly to Portugal, so prices are often more expensive at around $872 per ticket.

What is the cheapest Washington, D.C. to Portugal flight route?

Fly from Washington, D.C. Dulles Intl to Lisbon Humberto Delgado for the best Washington, D.C. - Portugal flight prices

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

You are more likely to see cheaper flights to Portugal from Washington, D.C. when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $902 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Washington, D.C. for as low as $777 on momondo.

What cabin class options are available on Washington, D.C. to Portugal flights?

There are 3 cabin classes available to choose from on Washington, D.C. to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Washington, D.C. to Portugal flight deals and tips

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

Best Price Found

$254

Fastest flight time

7h 15m

Direct flights

Every day

Airports in Portugal

4 airports
The best one-way flight to Portugal from Washington, D.C. in the past 72 hours is $254. The best round-trip flight deal from Washington, D.C. to Portugal found on momondo in the last 72 hours is $504.
The fastest flight from Washington, D.C. to Portugal takes 7h 15m
Direct flights go from Washington, D.C. to Portugal every day.
There are 4 airports near Portugal: Faro (FAO), Lisbon Humberto Delgado (LIS), Ponta Delgada Nordela (PDL), Porto (OPO)

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

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

  • How many operators does momondo search for flights from Washington, D.C. to Portugal?

  • How old do you have to be to fly from Washington, D.C. 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. 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.

  • What is the most popular plane model from Washington, D.C. to Portugal?


Best airlines flying from Washington, D.C. to Portugal

Compare and see reviews for airlines that fly from Washington, D.C. to Portugal with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $328Free CancellationRating
6.9
101 reviews
Search PLAY flights
Air FrancePriceFrom $422Free CancellationRating
7.5
1,435 reviews
Search Air France flights
DeltaPriceFrom $423Free CancellationRating
8.0
7,916 reviews
Search Delta flights
KLMPriceFrom $435Free CancellationRating
7.8
1,327 reviews
Search KLM flights
TAP AIR PORTUGALPriceFrom $457Free CancellationRating
7.1
1,839 reviews
Search TAP AIR PORTUGAL flights
American AirlinesPriceFrom $536Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $538Free CancellationRating
7.4
8,667 reviews
Search United Airlines flights
LufthansaPriceFrom $538Free CancellationRating
6.7
7,011 reviews
Search Lufthansa flights
British AirwaysPriceFrom $551Free CancellationRating
6.6
6,771 reviews
Search British Airways flights
Royal Air MarocPriceFrom $552Free CancellationRating
6.0
455 reviews
Search Royal Air Maroc flights

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Portugal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portugal that suits you.

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

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

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

Once you have performed a search for Washington, D.C. to Portugal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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