$233+ Cheap flights from Maryland to Portugal
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LIS
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Cheapest flights from Maryland to PortugalExplore the most affordable flight options available from Maryland to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Maryland to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:30 pm
IAD
- FAO
2 stops17h 40m
Multiple Airlines
Fri 10/211:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$730
This Cheapflightsfares deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:25 pm
IAD
- FAO
1 stop11h 55m
TAP AIR PORTUGAL
Sat 11/146:05 am
FAO
- IAD
1 stop14h 10m
TAP AIR PORTUGAL
Deal found 6/8![TAP AIR PORTUGAL logo]()
$732
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:30 pm
IAD
- FAO
2 stops19h 45m
Multiple Airlines
Wed 9/211:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$740
This deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:35 pm
BWI
- LIS
1 stop13h 20m
British Airways
Wed 11/2510:40 am
LIS
- BWI
1 stop13h 05m
British Airways
Deal found 6/7![British Airways logo]()
$742
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:30 pm
IAD
- FAO
2 stops18h 50m
Multiple Airlines
Fri 10/211:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$742
This deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:35 pm
BWI
- LIS
1 stop13h 20m
British Airways
Thu 11/2610:40 am
LIS
- BWI
1 stop13h 05m
British Airways
Deal found 6/7![British Airways logo]()
$743
This oojo deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:25 pm
IAD
- PDL
1 stop10h 55m
TAP AIR PORTUGAL
Mon 11/96:30 am
PDL
- IAD
1 stop12h 45m
TAP AIR PORTUGAL
Deal found 6/8![TAP AIR PORTUGAL logo]()
$743
This oojo deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:40 pm
IAD
- PDL
1 stop17h 05m
TAP AIR PORTUGAL
Fri 10/309:30 am
PDL
- IAD
1 stop15h 05m
TAP AIR PORTUGAL
Deal found 6/5![TAP AIR PORTUGAL logo]()
$744
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:15 am
BWI
- OPO
2 stops21h 15m
United Airlines
Tue 11/36:00 am
OPO
- BWI
2 stops19h 57m
United Airlines
Deal found 6/5![United Airlines logo]()
$746
This deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:35 pm
BWI
- LIS
1 stop13h 15m
British Airways
Fri 11/2710:40 am
LIS
- BWI
1 stop13h 05m
British Airways
Deal found 6/7![British Airways logo]()
$747
This deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:35 pm
BWI
- LIS
1 stop13h 15m
British Airways
Wed 11/2510:40 am
LIS
- BWI
1 stop13h 05m
British Airways
Deal found 6/7![British Airways logo]()
$748
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:15 pm
BWI
- OPO
2 stops15h 50m
Delta
Fri 11/611:15 am
OPO
- BWI
2 stops17h 31m
Delta
Deal found 6/5![Delta logo]()
$748
Best flights from Maryland to PortugalDiscover carefully curated flight deals from Maryland to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Maryland to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:20 pm
PHL
- LIS
1 stop14h 40m
Delta
Fri 11/135:00 am
LIS
- PHL
2 stops20h 37m
Delta
Deal found 6/4![Delta logo]()
$779
This Finnair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:50 pm
PHL
- LIS
1 stop21h 05m
Multiple Airlines
Wed 11/46:30 am
LIS
- PHL
1 stop14h 20m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$815
This British Airways deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:35 pm
PHL
- LIS
1 stop18h 20m
British Airways
Mon 12/73:50 pm
LIS
- PHL
1 stop29h 25m
British Airways
Deal found 6/8![British Airways logo]()
$843
This KLM deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:59 pm
IAD
- FAO
2 stops17h 01m
KLM
Sat 11/142:40 pm
FAO
- IAD
1 stop30h 05m
KLM
Deal found 6/4![KLM logo]()
$856
This Finnair deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/139:25 pm
PHL
- LIS
Nonstop6h 40m
Finnair
Tue 10/2011:05 am
LIS
- PHL
Nonstop7h 45m
Finnair
Deal found 6/7![Finnair logo]()
$897
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:55 pm
DCA
- OPO
1 stop32h 00m
United Airlines
Wed 9/1611:20 am
OPO
- DCA
1 stop28h 00m
United Airlines
Deal found 6/8![United Airlines logo]()
$908
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:45 pm
IAD
- PDL
1 stop26h 00m
TAP AIR PORTUGAL
Wed 8/196:30 am
PDL
- IAD
1 stop12h 40m
TAP AIR PORTUGAL
Deal found 6/5![TAP AIR PORTUGAL logo]()
$932
This SWISS deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:20 pm
IAD
- OPO
2 stops17h 50m
SWISS
Mon 8/177:20 pm
OPO
- IAD
1 stop26h 25m
SWISS
Deal found 6/8![SWISS logo]()
$1,010
This Virgin Atlantic deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:00 pm
BWI
- LIS
2 stops15h 00m
Virgin Atlantic
Thu 11/510:00 am
LIS
- BWI
2 stops15h 46m
Virgin Atlantic
Deal found 6/8![Virgin Atlantic logo]()
$1,080
This Mytrip deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:00 pm
IAD
- PDL
1 stop13h 05m
Multiple Airlines
Tue 7/2810:30 am
PDL
- IAD
2 stops14h 43m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$852
This KLM deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:10 pm
IAD
- FAO
1 stop32h 50m
KLM
Mon 10/59:45 pm
FAO
- IAD
2 stops23h 45m
KLM
Deal found 6/5![KLM logo]()
$857
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/131:20 pm
PHL
- LIS
1 stop16h 25m
Delta
Tue 10/205:00 am
LIS
- PHL
2 stops20h 07m
Delta
Deal found 6/8![Delta logo]()
$885
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:10 am
BWI
- OPO
2 stops17h 50m
United Airlines
Tue 9/1512:15 pm
OPO
- BWI
2 stops34h 27m
United Airlines
Deal found 6/5![United Airlines logo]()
$914
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:30 pm
BWI
- OPO
2 stops17h 00m
Delta
Wed 9/165:00 am
OPO
- BWI
2 stops16h 55m
Delta
Deal found 6/8![Delta logo]()
$894
This Cheapflightsfares deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:45 pm
IAD
- PDL
1 stop12h 00m
TAP AIR PORTUGAL
Sat 8/227:35 pm
PDL
- IAD
1 stop23h 35m
TAP AIR PORTUGAL
Deal found 6/7![TAP AIR PORTUGAL logo]()
$991
This KLM deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:15 pm
IAD
- OPO
1 stop16h 10m
KLM
Tue 7/144:20 pm
OPO
- IAD
1 stop28h 15m
KLM
Deal found 6/8![KLM logo]()
$910
This SWISS deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:20 pm
IAD
- OPO
2 stops17h 50m
SWISS
Tue 9/18:40 am
OPO
- IAD
1 stop13h 05m
SWISS
Deal found 6/4![SWISS logo]()
$1,020
This United deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:33 am
IAD
- OPO
1 stop19h 22m
Multiple Airlines
Fri 7/246:20 am
OPO
- IAD
1 stop18h 05m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$970
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:33 am
IAD
- OPO
1 stop19h 22m
United Airlines
Fri 8/146:00 am
OPO
- IAD
1 stop15h 05m
United Airlines
Deal found 6/7![United Airlines logo]()
$971
This British Airways deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:35 pm
BWI
- LIS
1 stop32h 15m
British Airways
Sun 11/810:40 am
LIS
- BWI
1 stop13h 05m
British Airways
Deal found 6/5![British Airways logo]()
$1,079
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:35 pm
IAD
- PDL
1 stop12h 10m
TAP AIR PORTUGAL
Fri 10/309:30 am
PDL
- IAD
1 stop15h 05m
TAP AIR PORTUGAL
Deal found 6/8![TAP AIR PORTUGAL logo]()
$992
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:45 pm
PHL
- LIS
1 stop31h 15m
Delta
Fri 11/2711:15 am
LIS
- PHL
1 stop16h 23m
Delta
Deal found 6/4![Delta logo]()
$902
This KLM deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:40 pm
IAD
- FAO
1 stop34h 30m
KLM
Mon 9/219:45 pm
FAO
- IAD
1 stop22h 50m
KLM
Deal found 6/7![KLM logo]()
$910
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:33 am
IAD
- OPO
1 stop19h 22m
United Airlines
Fri 7/246:00 am
OPO
- IAD
1 stop15h 05m
United Airlines
Deal found 6/7![United Airlines logo]()
$971
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:59 pm
IAD
- OPO
2 stops15h 26m
Delta
Tue 7/145:00 am
OPO
- IAD
1 stop15h 35m
Delta
Deal found 6/8![Delta logo]()
$915
This Virgin Atlantic deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:15 pm
BWI
- LIS
2 stops17h 30m
Virgin Atlantic
Sun 10/2511:15 am
LIS
- BWI
2 stops17h 11m
Virgin Atlantic
Deal found 6/8![Virgin Atlantic logo]()
$1,220
This KLM deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:10 pm
IAD
- FAO
1 stop21h 15m
KLM
Thu 8/139:05 pm
FAO
- IAD
1 stop23h 30m
KLM
Deal found 6/7![KLM logo]()
$940
This United deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:05 pm
IAD
- LIS
Nonstop7h 10m
Multiple Airlines
Sat 11/712:25 pm
LIS
- IAD
1 stop32h 30m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$1,069
This British Airways deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:30 pm
BWI
- LIS
1 stop15h 40m
British Airways
Fri 10/2311:05 am
LIS
- BWI
1 stop13h 35m
British Airways
Deal found 6/7![British Airways logo]()
$1,182
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/134:20 pm
DCA
- OPO
1 stop9h 40m
United Airlines
Mon 7/2712:35 pm
OPO
- DCA
1 stop14h 18m
United Airlines
Deal found 6/6![United Airlines logo]()
$996
Last-minute flights from Maryland to PortugalDiscover last-minute flight deals from Maryland to Portugal. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Maryland to Portugal. Data last updated June 9, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:30 am
IAD
- PDL
2 stops27h 05m
Multiple Airlines
Tue 7/2810:30 am
PDL
- IAD
1 stop28h 16m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$759
This Mytrip deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:00 am
DCA
- PDL
3 stops32h 35m
Multiple Airlines
Tue 7/2810:30 am
PDL
- DCA
1 stop16h 01m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$774
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:00 pm
IAD
- FAO
2 stops26h 15m
Multiple Airlines
Wed 8/1211:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$819
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:32 pm
IAD
- FAO
2 stops24h 18m
Multiple Airlines
Fri 8/1411:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$814
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/214:00 pm
IAD
- FAO
2 stops23h 55m
Multiple Airlines
Wed 8/1211:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$822
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/224:00 pm
IAD
- FAO
2 stops23h 25m
Multiple Airlines
Fri 8/1411:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$828
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/234:00 pm
IAD
- FAO
2 stops24h 20m
Multiple Airlines
Thu 8/1311:45 am
FAO
- IAD
1 stop12h 25m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$821
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2411:20 pm
IAD
- FAO
2 stops19h 10m
Multiple Airlines
Thu 8/1311:45 am
FAO
- IAD
1 stop12h 25m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$811
This Kiwi.com deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2611:20 pm
IAD
- FAO
2 stops53h 15m
Multiple Airlines
Wed 8/511:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$788
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2611:20 pm
IAD
- FAO
2 stops38h 05m
Multiple Airlines
Thu 8/1311:45 am
FAO
- IAD
1 stop12h 25m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$789
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:30 pm
IAD
- FAO
2 stops21h 45m
Multiple Airlines
Wed 8/1211:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$801
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:30 pm
IAD
- FAO
2 stops18h 40m
Multiple Airlines
Fri 8/1411:45 am
FAO
- IAD
1 stop12h 40m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$793
One-way flights from Maryland to PortugalSearch for one-way flight options from Maryland to Portugal. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Maryland to Portugal. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This KAYAK deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/21:45 pm
PHL
- LIS
2 stops15h 25m
Aer Lingus
Deal found 6/5![Aer Lingus logo]()
$233
This KAYAK deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/31:45 pm
PHL
- LIS
2 stops15h 25m
Aer Lingus
Deal found 6/6![Aer Lingus logo]()
$291
This KAYAK deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/41:45 pm
PHL
- LIS
2 stops15h 25m
Aer Lingus
Deal found 6/8![Aer Lingus logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:25 am
BWI
- LIS
3 stops34h 40m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$314
This KAYAK deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:53 pm
PHL
- LIS
2 stops15h 52m
Aer Lingus
Deal found 6/8![Aer Lingus logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:40 pm
BWI
- LIS
2 stops37h 55m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/133:21 pm
BWI
- LIS
3 stops47h 54m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:20 pm
IAD
- OPO
3 stops26h 30m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$320
This Trip.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:40 pm
BWI
- LIS
2 stops18h 35m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/133:21 pm
BWI
- OPO
3 stops36h 49m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:20 pm
BWI
- OPO
2 stops43h 20m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:20 pm
IAD
- FAO
2 stops40h 55m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$324
Find flight deals from Maryland to Portugal
Keep the following information in mind while searching for Maryland to Portugal flight deals. Data was last updated June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $730 (Kiwi.com) |
One-way from | $233 (KAYAK) |
Popular in | June |
Cheapest in | January |
Average price | $1,367 |
Cheapflights Fare Finder
Customize your flight search to find flights from Maryland 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, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
Use the filters below to find and compare flights from Maryland to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaLisbon
PHL - LIS
PHLLIS
Philadelphia
Tue 11/3
1:20 pm-9:00 am
1 stop14h 40m
Lisbon Humberto Delgado
Fri 11/13
5:00 am-8:37 pm
2 stops20h 37m
$779
PhiladelphiaLisbon
PHL - LIS
PHLLIS
Philadelphia
Thu 10/29
8:50 pm-9:55 pm
1 stop21h 05m
Lisbon Humberto Delgado
Wed 11/4
6:30 am-3:50 pm
1 stop14h 20m
$815
PhiladelphiaLisbon
PHL - LIS
PHLLIS
Philadelphia
Fri 11/27
6:35 pm-5:55 pm
1 stop18h 20m
Lisbon Humberto Delgado
Mon 12/7
3:50 pm-4:15 pm
1 stop29h 25m
$843
Washington, D.C.Ponta Delgada
IAD - PDL
IADPDL
Washington, D.C. Dulles Intl
Mon 7/20
4:00 pm-9:05 am
1 stop13h 05m
Ponta Delgada Nordela
Tue 7/28
10:30 am-9:13 pm
2 stops14h 43m
$852
Washington, D.C.Faro
IAD - FAO
IADFAO
Washington, D.C. Dulles Intl
Sat 11/7
7:59 pm-6:00 pm
2 stops17h 01m
Faro
Sat 11/14
2:40 pm-3:45 pm
1 stop30h 05m
$856
Washington, D.C.Faro
IAD - FAO
IADFAO
Washington, D.C. Dulles Intl
Wed 9/30
6:10 pm-8:00 am
1 stop32h 50m
Faro
Mon 10/5
9:45 pm-4:30 pm
2 stops23h 45m
$857
PhiladelphiaLisbon
PHL - LIS
PHLLIS
Philadelphia
Tue 10/13
1:20 pm-10:45 am
1 stop16h 25m
Lisbon Humberto Delgado
Tue 10/20
5:00 am-8:07 pm
2 stops20h 07m
$885
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Sun 9/6
5:30 pm-3:30 pm
2 stops17h 00m
Porto
Wed 9/16
5:00 am-4:55 pm
2 stops16h 55m
$894
Quickest round-trip
PhiladelphiaLisbon
PHL - LIS
PHLLIS
Philadelphia
Tue 10/13
9:25 pm-9:05 am
Nonstop6h 40m
Lisbon Humberto Delgado
Tue 10/20
11:05 am-1:50 pm
Nonstop7h 45m
$897
PhiladelphiaLisbon
PHL - LIS
PHLLIS
Philadelphia
Sat 11/21
8:45 pm-9:00 am
1 stop31h 15m
Lisbon Humberto Delgado
Fri 11/27
11:15 am-10:38 pm
1 stop16h 23m
$902
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Maryland to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Maryland with our price prediction graph.
IAD-PDL
DCA-PDL
IAD-FAO
BWI-OPO
DCA-OPO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Maryland to Portugal
USMD-PT0
IAD-PDL
DCA-PDL
IAD-FAO
BWI-OPO
What is the cheapest month to book a flight from Maryland to Portugal?
Currently, October is the cheapest month in which you can book a flight from Maryland to Portugal (average of $399). Flying from Maryland to Portugal in January is currently the most expensive (average of $1,465). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Related info for your journey
Find useful and relevant information for your journey from Maryland to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top destinations
Top regions
Alternative routes for Maryland to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Maryland to Portugal by cabin class
Find flights from Maryland to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Maryland and Portugal flights
Browse other Maryland and Portugal flight options. Last updated on June 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Portugal
Find the right flight back to Maryland after your stay in Portugal
Maryland to Portugal flights
Consider these flights traveling from Maryland to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 3 airlines flying from Maryland to Portugal
Discover the top 3 airlines that operate flights from Maryland to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$529 | Average$880 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$640 | Average$896 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$806 | Average$1,078 | FlexibilityNo cancel fee | On-time70% |