$346+ Cheap flights from Baltimore (BWI) 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LIS
Jun 25 — Jul 21
Round-trip
1 adult, Economy
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Cheapest flights from Baltimore to PortugalExplore the most affordable flight options available from Baltimore to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.
Explore the most affordable flight options available from Baltimore to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Wed 11/1110:45 am
BWI
- OPO
2 stops17h 45m
United Airlines
Wed 11/1812:35 pm
OPO
- BWI
2 stops17h 03m
United Airlines
Deal found 5/22![United Airlines logo]()
$746
This Iberia deal was found by Cheapflights users on 5/22. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:35 pm
BWI
- OPO
1 stop16h 15m
Multiple Airlines
Wed 11/189:55 pm
OPO
- BWI
2 stops25h 50m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$760
This Justfly.com deal was found by Cheapflights users on 5/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:39 pm
BWI
- LIS
2 stops18h 26m
Scandinavian Airlines
Tue 11/174:55 pm
LIS
- BWI
2 stops34h 42m
Scandinavian Airlines
Deal found 5/22![Scandinavian Airlines logo]()
$769
This KAYAK deal was found by Cheapflights users on 5/22. 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 11/62:10 pm
BWI
- LIS
2 stops20h 35m
Multiple Airlines
Tue 11/174:55 pm
LIS
- BWI
2 stops36h 16m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$771
This Ovago deal was found by Cheapflights users on 5/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:00 am
BWI
- LIS
2 stops26h 05m
Multiple Airlines
Thu 11/196:55 pm
LIS
- BWI
2 stops32h 42m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$772
This Priceline deal was found by Cheapflights users on 5/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:35 pm
BWI
- OPO
2 stops14h 25m
Multiple Airlines
Mon 11/238:40 pm
OPO
- BWI
2 stops27h 50m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$779
This Ovago deal was found by Cheapflights users on 5/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:00 am
BWI
- LIS
2 stops25h 45m
Multiple Airlines
Wed 12/27:05 am
LIS
- BWI
2 stops20h 32m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$797
This British Airways deal was found by Cheapflights users on 5/22. 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.
Mon 10/1910:50 am
BWI
- OPO
2 stops15h 50m
Multiple Airlines
Tue 10/278:40 pm
OPO
- BWI
2 stops26h 46m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$797
This Delta deal was found by Cheapflights users on 5/23. 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.
Mon 11/161:00 pm
BWI
- OPO
2 stops16h 30m
Delta
Mon 11/235:00 am
OPO
- BWI
2 stops17h 03m
Delta
Deal found 5/23![Delta logo]()
$798
This Justfly.com deal was found by Cheapflights users on 5/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:39 pm
BWI
- LIS
2 stops18h 26m
Scandinavian Airlines
Tue 11/104:55 pm
LIS
- BWI
2 stops34h 42m
Scandinavian Airlines
Deal found 5/25![Scandinavian Airlines logo]()
$799
This Scandinavian Airlines deal was found by Cheapflights users on 5/22. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/234:39 pm
BWI
- LIS
2 stops18h 26m
Scandinavian Airlines
Tue 12/14:55 pm
LIS
- BWI
2 stops34h 42m
Scandinavian Airlines
Deal found 5/22![Scandinavian Airlines logo]()
$803
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 11/410:45 am
BWI
- OPO
2 stops17h 45m
United Airlines
Mon 11/912:35 pm
OPO
- BWI
2 stops17h 03m
United Airlines
Deal found 5/25![United Airlines logo]()
$805
Best flights from Baltimore to PortugalDiscover carefully curated flight deals from Baltimore to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.
Discover carefully curated flight deals from Baltimore to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 11/410:45 am
BWI
- OPO
2 stops17h 45m
United Airlines
Mon 11/912:35 pm
OPO
- BWI
2 stops17h 03m
United Airlines
Deal found 5/25![United Airlines logo]()
$805
This Delta deal was found by Cheapflights users on 5/24. 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 7/262:08 pm
BWI
- OPO
2 stops15h 17m
Delta
Fri 8/2111:25 am
OPO
- BWI
2 stops16h 14m
Delta
Deal found 5/24![Delta logo]()
$868
This KLM deal was found by Cheapflights users on 5/25. 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 8/241:45 pm
BWI
- FAO
2 stops22h 40m
KLM
Mon 8/319:45 pm
FAO
- BWI
2 stops28h 28m
KLM
Deal found 5/25![KLM logo]()
$924
This Icelandair deal was found by Cheapflights users on 5/22. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:30 pm
BWI
- LIS
1 stop12h 20m
Icelandair
Wed 10/77:10 am
LIS
- BWI
2 stops17h 15m
Icelandair
Deal found 5/22![Icelandair logo]()
$1,423
This British Airways deal was found by Cheapflights users on 5/21. 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 9/189:30 pm
BWI
- LIS
1 stop20h 40m
British Airways
Sat 9/267:10 am
LIS
- BWI
1 stop15h 05m
British Airways
Deal found 5/21![British Airways logo]()
$1,462
This KAYAK deal was found by Cheapflights users on 5/22. 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.
Sat 10/1712:10 pm
BWI
- FNC
2 stops22h 40m
Multiple Airlines
Sat 10/247:00 pm
FNC
- BWI
2 stops34h 38m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,485
This Delta deal was found by Cheapflights users on 5/24. 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.
Mon 8/36:27 pm
BWI
- OPO
2 stops15h 58m
Delta
Tue 8/115:00 am
OPO
- BWI
2 stops17h 47m
Delta
Deal found 5/24![Delta logo]()
$924
This Delta deal was found by Cheapflights users on 5/25. 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.
Mon 7/61:29 pm
BWI
- OPO
2 stops14h 01m
Delta
Wed 7/225:00 am
OPO
- BWI
2 stops17h 42m
Delta
Deal found 5/25![Delta logo]()
$924
This United Airlines deal was found by Cheapflights users on 5/21. 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 8/38:16 am
BWI
- FAO
2 stops20h 04m
United Airlines
Thu 8/1311:40 am
FAO
- BWI
2 stops27h 09m
United Airlines
Deal found 5/21![United Airlines logo]()
$1,082
This KLM deal was found by Cheapflights users on 5/25. 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 6/307:38 pm
BWI
- FAO
2 stops20h 42m
KLM
Tue 7/79:10 pm
FAO
- BWI
2 stops24h 31m
KLM
Deal found 5/25![KLM logo]()
$1,104
This Delta deal was found by Cheapflights users on 5/22. 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.
Mon 7/136:22 pm
BWI
- OPO
2 stops16h 03m
Delta
Mon 7/275:00 am
OPO
- BWI
2 stops17h 42m
Delta
Deal found 5/22![Delta logo]()
$994
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Sun 7/196:15 am
BWI
- FAO
2 stops22h 40m
United Airlines
Mon 7/2711:40 am
FAO
- BWI
2 stops34h 56m
United Airlines
Deal found 5/24![United Airlines logo]()
$1,094
This United Airlines deal was found by Cheapflights users on 5/21. 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 7/2110:32 am
BWI
- PDL
2 stops18h 08m
United Airlines
Wed 7/299:35 am
PDL
- BWI
2 stops32h 22m
United Airlines
Deal found 5/21![United Airlines logo]()
$1,094
This Delta deal was found by Cheapflights users on 5/22. 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.
Mon 9/215:33 pm
BWI
- OPO
2 stops16h 52m
Delta
Mon 9/285:00 am
OPO
- BWI
2 stops16h 57m
Delta
Deal found 5/22![Delta logo]()
$1,020
This United Airlines deal was found by Cheapflights users on 5/21. 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 6/308:16 am
BWI
- PDL
2 stops20h 24m
United Airlines
Wed 7/89:35 am
PDL
- BWI
2 stops32h 22m
United Airlines
Deal found 5/21![United Airlines logo]()
$1,094
This Delta deal was found by Cheapflights users on 5/25. 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.
Mon 8/106:27 pm
BWI
- OPO
2 stops15h 58m
Delta
Sun 8/166:30 am
OPO
- BWI
2 stops16h 22m
Delta
Deal found 5/25![Delta logo]()
$1,035
This TAP AIR PORTUGAL deal was found by Cheapflights users on 5/24. 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 8/1911:54 am
BWI
- FNC
2 stops20h 31m
Multiple Airlines
Mon 8/249:55 pm
FNC
- BWI
2 stops28h 58m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$1,606
This United Airlines deal was found by Cheapflights users on 5/23. 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 7/710:32 am
BWI
- PDL
2 stops18h 08m
United Airlines
Tue 7/1411:00 am
PDL
- BWI
2 stops17h 28m
United Airlines
Deal found 5/23![United Airlines logo]()
$1,109
This Delta deal was found by Cheapflights users on 5/25. 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.
Fri 7/106:22 pm
BWI
- OPO
2 stops16h 03m
Delta
Thu 7/165:00 am
OPO
- BWI
2 stops17h 42m
Delta
Deal found 5/25![Delta logo]()
$1,037
This KLM deal was found by Cheapflights users on 5/24. 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.
Thu 7/161:45 pm
BWI
- LIS
1 stop16h 00m
KLM
Sat 7/2512:45 pm
LIS
- BWI
1 stop11h 17m
KLM
Deal found 5/24![KLM logo]()
$1,541
This British Airways deal was found by Cheapflights users on 5/22. 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 9/179:30 pm
BWI
- LIS
1 stop13h 00m
British Airways
Sun 9/2711:00 am
LIS
- BWI
1 stop13h 45m
British Airways
Deal found 5/22![British Airways logo]()
$1,712
This TAP AIR PORTUGAL deal was found by Cheapflights users on 5/24. 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 7/86:39 pm
BWI
- FNC
2 stops21h 26m
Multiple Airlines
Wed 7/159:25 am
FNC
- BWI
2 stops20h 08m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$1,626
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Sun 9/1310:25 am
BWI
- FAO
2 stops18h 30m
United Airlines
Mon 9/2111:40 am
FAO
- BWI
2 stops31h 18m
United Airlines
Deal found 5/25![United Airlines logo]()
$1,112
This Delta deal was found by Cheapflights users on 5/23. 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 9/161:55 pm
BWI
- OPO
2 stops15h 55m
Delta
Wed 9/237:35 am
OPO
- BWI
2 stops18h 28m
Delta
Deal found 5/23![Delta logo]()
$1,051
This Icelandair deal was found by Cheapflights users on 5/23. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:30 pm
BWI
- FNC
2 stops19h 35m
Icelandair
Thu 10/155:50 am
FNC
- BWI
2 stops21h 25m
Icelandair
Deal found 5/23![Icelandair logo]()
$1,928
This British Airways deal was found by Cheapflights users on 5/25. 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.
Sat 8/19:30 pm
BWI
- LIS
1 stop13h 50m
British Airways
Sun 8/1611:00 am
LIS
- BWI
1 stop13h 45m
British Airways
Deal found 5/25![British Airways logo]()
$1,839
This Mytrip deal was found by Cheapflights users on 5/22. 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 7/68:30 pm
BWI
- FNC
2 stops17h 15m
Multiple Airlines
Mon 7/137:35 pm
FNC
- BWI
3 stops31h 40m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,692
This Delta deal was found by Cheapflights users on 5/24. 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 7/186:50 pm
BWI
- OPO
2 stops15h 35m
Delta
Sat 7/256:30 am
OPO
- BWI
2 stops17h 32m
Delta
Deal found 5/24![Delta logo]()
$1,061
This United Airlines deal was found by Cheapflights users on 5/23. 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.
Sun 8/1610:25 am
BWI
- PDL
2 stops18h 15m
United Airlines
Sun 8/2311:00 am
PDL
- BWI
2 stops27h 08m
United Airlines
Deal found 5/23![United Airlines logo]()
$1,171
This KLM deal was found by Cheapflights users on 5/25. 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 9/147:05 pm
BWI
- FNC
2 stops33h 30m
KLM
Mon 9/2110:20 am
FNC
- BWI
2 stops17h 11m
KLM
Deal found 5/25![KLM logo]()
$1,885
Last-minute flights from Baltimore to PortugalDiscover last-minute flight deals from Baltimore to Portugal. Data last updated May 26, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Portugal. Data last updated May 26, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 5/267:27 pm
BWI
- LIS
1 stop16h 48m
Multiple Airlines
Tue 6/26:15 am
LIS
- BWI
2 stops22h 02m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,149
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 5/267:27 pm
BWI
- LIS
1 stop16h 48m
Multiple Airlines
Thu 6/46:10 am
LIS
- BWI
2 stops22h 07m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$1,150
This Kiwi.com deal was found by Cheapflights users on 5/21. 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 6/56:10 am
BWI
- LIS
2 stops34h 35m
Multiple Airlines
Tue 6/96:55 pm
LIS
- BWI
1 stop28h 37m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$1,165
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 6/76:08 am
BWI
- LIS
2 stops34h 37m
Multiple Airlines
Thu 6/186:50 am
LIS
- BWI
1 stop16h 42m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,011
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 6/76:08 am
BWI
- LIS
2 stops34h 37m
Multiple Airlines
Wed 6/107:00 pm
LIS
- BWI
1 stop30h 20m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$1,142
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 6/119:56 am
BWI
- LIS
2 stops31h 39m
Multiple Airlines
Thu 6/186:50 am
LIS
- BWI
1 stop16h 42m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,079
This Booking.com deal was found by Cheapflights users on 5/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/219:35 pm
BWI
- OPO
1 stop18h 00m
British Airways
Tue 6/308:55 pm
OPO
- BWI
1 stop27h 45m
British Airways
Deal found 5/22![British Airways logo]()
$1,114
This Delta deal was found by Cheapflights users on 5/22. 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.
Mon 6/226:21 pm
BWI
- OPO
2 stops16h 04m
Delta
Mon 6/295:00 am
OPO
- BWI
2 stops17h 41m
Delta
Deal found 5/22![Delta logo]()
$1,119
This KAYAK deal was found by Cheapflights users on 5/22. 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.
Mon 6/229:30 pm
BWI
- OPO
1 stop17h 35m
British Airways
Mon 6/299:25 pm
OPO
- BWI
1 stop27h 15m
British Airways
Deal found 5/22![British Airways logo]()
$1,129
This Delta deal was found by Cheapflights users on 5/25. 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 6/3012:32 pm
BWI
- OPO
2 stops16h 58m
Delta
Wed 7/155:00 am
OPO
- BWI
2 stops16h 41m
Delta
Deal found 5/25![Delta logo]()
$1,050
This United Airlines deal was found by Cheapflights users on 5/21. 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 6/308:16 am
BWI
- PDL
2 stops20h 24m
United Airlines
Wed 7/89:35 am
PDL
- BWI
2 stops32h 22m
United Airlines
Deal found 5/21![United Airlines logo]()
$1,094
This KLM deal was found by Cheapflights users on 5/25. 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 6/307:38 pm
BWI
- FAO
2 stops20h 42m
KLM
Tue 7/79:10 pm
FAO
- BWI
2 stops24h 31m
KLM
Deal found 5/25![KLM logo]()
$1,104
One-way flights from Baltimore to PortugalSearch for one-way flight options from Baltimore to Portugal. Find affordable one-way fares based on user searches. Data last updated May 26, 2026.
Search for one-way flight options from Baltimore to Portugal. Find affordable one-way fares based on user searches. Data last updated May 26, 2026.
This Delta deal was found by Cheapflights users on 5/25. 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 10/211:00 pm
BWI
- OPO
2 stops16h 30m
Delta
Deal found 5/25![Delta logo]()
$346
This Delta deal was found by Cheapflights users on 5/22. 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 11/19:35 am
BWI
- OPO
2 stops18h 30m
Delta
Deal found 5/22![Delta logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 5/25. 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.
Sat 7/49:30 pm
BWI
- LIS
2 stops54h 40m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 5/25. 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
BWI
- LIS
3 stops42h 40m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 7/136:25 am
BWI
- OPO
3 stops45h 45m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 9/148:30 pm
BWI
- OPO
3 stops42h 10m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 5/24. 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.
Sat 10/1711:20 pm
BWI
- LIS
2 stops40h 45m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 9/38:30 pm
BWI
- FAO
3 stops46h 00m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 8/208:30 pm
BWI
- FAO
2 stops17h 25m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 10/58:30 pm
BWI
- LIS
2 stops21h 30m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 9/138:30 pm
BWI
- OPO
2 stops19h 10m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 stops31h 30m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$372
Find flight deals from Baltimore to Portugal
Keep the following information in mind while searching for Baltimore to Portugal flight deals. Data was last updated May 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $746 (United Airlines) |
One-way from | $346 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $1,233 |
Cheapflights Fare Finder
Customize your flight search to find flights from Baltimore 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 May 26, 2026.
Use the filters below to find and compare flights from Baltimore to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Wed 11/4
10:45 am-9:30 am
2 stops17h 45m
Porto
Mon 11/9
12:35 pm-12:38 am
2 stops17h 03m
$805
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Sun 7/26
2:08 pm-10:25 am
2 stops15h 17m
Porto
Fri 8/21
11:25 am-10:39 pm
2 stops16h 14m
$868
BaltimoreFaro
BWI - FAO
BWIFAO
Baltimore/Washington
Mon 8/24
1:45 pm-5:25 pm
2 stops22h 40m
Faro
Mon 8/31
9:45 pm-9:13 pm
2 stops28h 28m
$924
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Mon 8/3
6:27 pm-3:25 pm
2 stops15h 58m
Porto
Tue 8/11
5:00 am-5:47 pm
2 stops17h 47m
$924
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Mon 7/6
1:29 pm-8:30 am
2 stops14h 01m
Porto
Wed 7/22
5:00 am-5:42 pm
2 stops17h 42m
$924
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Mon 7/13
6:22 pm-3:25 pm
2 stops16h 03m
Porto
Mon 7/27
5:00 am-5:42 pm
2 stops17h 42m
$994
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Mon 9/21
5:33 pm-3:25 pm
2 stops16h 52m
Porto
Mon 9/28
5:00 am-4:57 pm
2 stops16h 57m
$1,020
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Mon 8/10
6:27 pm-3:25 pm
2 stops15h 58m
Porto
Sun 8/16
6:30 am-5:52 pm
2 stops16h 22m
$1,035
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Fri 7/10
6:22 pm-3:25 pm
2 stops16h 03m
Porto
Thu 7/16
5:00 am-5:42 pm
2 stops17h 42m
$1,037
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Wed 9/16
1:55 pm-10:50 am
2 stops15h 55m
Porto
Wed 9/23
7:35 am-9:03 pm
2 stops18h 28m
$1,051
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Baltimore to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Baltimore with our price prediction graph.
BWI-OPO
BWI-LIS
BWI-FAO
BWI-FNC
BWI-PDL
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 Baltimore to Portugal
BWI-PT0
BWI-OPO
BWI-LIS
BWI-FAO
BWI-FNC
What is the cheapest month to book a flight from Baltimore to Portugal?
Currently, October is the cheapest month in which you can book a flight from Baltimore to Portugal (average of $396). Flying from Baltimore 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.
Reviews of airlines servicing Portugal
Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated May 26, 2026.
Get a feel of what it's like to fly with Delta,TAP AIR PORTUGAL, andBritish Airways from Baltimore to Portugal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Baltimore to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Baltimore 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 Baltimore to Portugal by cabin class
Find flights from Baltimore to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Baltimore and Portugal flights
Browse other Baltimore and Portugal flight options. Last updated on May 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Baltimore to Portugal flights
Consider these flights traveling from Baltimore to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 3 airlines flying from Baltimore to Portugal
Discover the top 3 airlines that operate flights from Baltimore 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 May 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$529 | Average$921 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$640 | Average$896 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$643 | Average$1,134 | FlexibilityNo cancel fee | On-time70% |