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Find cheap flights from District of Columbia to Lisbon from $298

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Lisbon departing on 8/15. 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
0 bags
Sat 6/8
Sat 6/15

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In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

September

Cheapest flight

$298
Best time to beat the crowds with an average 29% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Washington Dulles Airport to Lisbon

FAQs for booking flights from District of Columbia to Lisbon

  • How does KAYAK find such low prices on flights from District of Columbia to Lisbon?

    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 District of Columbia to Lisbon.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Lisbon?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Lisbon from District of Columbia 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 District of Columbia to Lisbon?

    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 to Lisbon with an airline and back to District of Columbia with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Lisbon?

    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 to Lisbon from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from District of Columbia to Lisbon?

Find which airlines fly direct from District of Columbia to Humberto Delgado, which days they fly and book direct flights.

Nonstop departures

District of Columbia to Lisbon Humberto Delgado

Monday

ANA, Aegean Airlines, Aer Lingus, +75 more

ANA, Aegean Airlines, +76 more

Tuesday

ANA, Aegean Airlines, Aer Lingus, +70 more

ANA, Aegean Airlines, +71 more

Wednesday

ANA, Aegean Airlines, Aer Lingus, +76 more

ANA, Aegean Airlines, +77 more

Thursday

ANA, Aegean Airlines, Aer Lingus, +71 more

ANA, Aegean Airlines, +72 more

Friday

ANA, Aegean Airlines, Aer Lingus, +76 more

ANA, Aegean Airlines, +77 more

Saturday

ANA, Aegean Airlines, Aer Lingus, +74 more

ANA, Aegean Airlines, +75 more

Sunday

ANA, Aegean Airlines, Aer Lingus, +72 more

ANA, Aegean Airlines, +73 more

See more direct flights

Nonstop returns

Lisbon Humberto Delgado to District of Columbia

Monday

ANA, Aegean Airlines, Aer Lingus, +75 more

ANA, Aegean Airlines, +76 more

Tuesday

ANA, Aegean Airlines, Aer Lingus, +70 more

ANA, Aegean Airlines, +71 more

Wednesday

ANA, Aegean Airlines, Aer Lingus, +76 more

ANA, Aegean Airlines, +77 more

Thursday

ANA, Aegean Airlines, Aer Lingus, +71 more

ANA, Aegean Airlines, +72 more

Friday

ANA, Aegean Airlines, Aer Lingus, +76 more

ANA, Aegean Airlines, +77 more

Saturday

ANA, Aegean Airlines, Aer Lingus, +74 more

ANA, Aegean Airlines, +75 more

Sunday

ANA, Aegean Airlines, Aer Lingus, +72 more

ANA, Aegean Airlines, +73 more

See more direct flights
See more direct flights

Book cheap flights from District of Columbia to Lisbon

Recent round-trip flight deals

11/3Sun
1 stopPLAY
21h 10mIAD-LIS
11/18Mon
1 stopPLAY
24h 40mLIS-IAD
$354
11/3Sun
1 stopPLAY
21h 10mIAD-LIS
11/18Mon
1 stopPLAY
24h 40mLIS-IAD
$358
9/23Mon
nonstopTAP AIR PORTUGAL
7h 15mIAD-LIS
10/3Thu
nonstopTAP AIR PORTUGAL
8h 20mLIS-IAD
$478
10/14Mon
nonstopTAP AIR PORTUGAL
7h 30mIAD-LIS
10/22Tue
nonstopTAP AIR PORTUGAL
8h 20mLIS-IAD
$480
10/16Wed
1 stopRoyal Air Maroc
10h 00mIAD-LIS
10/31Thu
1 stopRoyal Air Maroc
29h 35mLIS-IAD
$539
9/23Mon
2 stops
38h 00mIAD-LIS
10/2Wed
2 stops
19h 15mLIS-IAD
$559
10/14Mon
1 stopRoyal Air Maroc
15h 20mIAD-LIS
10/21Mon
1 stopRoyal Air Maroc
11h 00mLIS-IAD
$563
9/23Mon
2 stopsScandinavian Airlines
23h 45mIAD-LIS
9/30Mon
2 stopsScandinavian Airlines
37h 25mLIS-IAD
$589
9/22Sun
2 stopsScandinavian Airlines
17h 45mIAD-LIS
10/6Sun
1 stopScandinavian Airlines
25h 25mLIS-IAD
$590
9/18Wed
2 stops
23h 00mIAD-LIS
9/29Sun
2 stops
24h 35mLIS-IAD
$594

Search by stops

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Recent one-way flight deals

8/15Thu
1 stopPLAY
20h 30mIAD-LIS
$298
10/22Tue
2 stops
19h 45mIAD-LIS
$301
10/30Wed
2 stops
22h 10mIAD-LIS
$325
8/16Fri
1 stopRoyal Air Maroc
10h 00mIAD-LIS
$360
9/16Mon
1 stopRoyal Air Maroc
15h 20mIAD-LIS
$361
10/2Wed
nonstopTAP AIR PORTUGAL
7h 30mIAD-LIS
$379
10/1Tue
nonstopTAP AIR PORTUGAL
7h 30mIAD-LIS
$380
10/1Tue
1 stopScandinavian Airlines
17h 15mIAD-LIS
$409
9/15Sun
2 stopsScandinavian Airlines
17h 45mIAD-LIS
$412
9/30Mon
1 stopAer Lingus
19h 55mIAD-LIS
$573

Search by stops

Search by airline

Search by price

Last minute flights from District of Columbia to Lisbon

Last minute flight, train and bus deals

5/9Thu
multi-stop
32h 10mIAD-LIS
5/16Thu
multi-stop
24h 45mLIS-IAD
$874
5/9Thu
nonstop
7h 15mIAD-LIS
5/16Thu
multi-stop
24h 45mLIS-IAD
$905
5/9Thu
nonstop
7h 15mIAD-LIS
5/16Thu
multi-stop
30h 10mLIS-IAD
$927
5/9Thu
multi-stopPLAY
20h 30mIAD-LIS
5/13Mon
multi-stopPLAY
25h 10mLIS-IAD
$1,052
5/9Thu
nonstopTAP AIR PORTUGAL
7h 15mIAD-LIS
5/16Thu
nonstopTAP AIR PORTUGAL
8h 20mLIS-IAD
$1,054
5/13Mon
multi-stopRoyal Air Maroc
15h 20mIAD-LIS
6/11Tue
multi-stopRoyal Air Maroc
29h 40mLIS-IAD
$1,060
5/10Fri
multi-stopRoyal Air Maroc
15h 20mIAD-LIS
5/14Tue
multi-stopRoyal Air Maroc
29h 40mLIS-IAD
$1,072
5/13Mon
nonstopTAP AIR PORTUGAL
7h 15mIAD-LIS
6/11Tue
nonstopTAP AIR PORTUGAL
8h 20mLIS-IAD
$1,098
5/13Mon
multi-stopUnited Airlines
18h 05mIAD-LIS
6/11Tue
nonstopUnited Airlines
8h 10mLIS-IAD
$1,206
5/11Sat
multi-stopUnited Airlines
31h 51mIAD-LIS
5/27Mon
multi-stopUnited Airlines
29h 15mLIS-IAD
$1,233

Search by stops

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Flights to Lisbon

Destination:

Lisbon (LIS)Portugal

Return flight deals:

Lisbon - District of Columbia

Cabin classes:

$5,346
$2,407
$2,078
$491

Browse destinations: