$76+ Cheap flights from Washington to Maryland
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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BWI
Apr 15 — Apr 221
Round-trip
1 adult, Economy
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Cheapest flights from Washington to MarylandExplore the most affordable flight options available from Washington to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 16, 2026.
Explore the most affordable flight options available from Washington to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 16, 2026.
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/1810:48 am
SEA
- IAD
1 stop7h 16m
United Airlines
Tue 4/215:55 pm
IAD
- SEA
Nonstop5h 58m
United Airlines
Deal found 3/11![United Airlines logo]()
$218
This Delta deal was found by Cheapflights users on 3/12. 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.
Thu 4/167:35 pm
SEA
- BWI
1 stop7h 25m
Delta
Wed 4/227:15 am
BWI
- SEA
1 stop10h 31m
Delta
Deal found 3/12![Delta logo]()
$219
This Alaska Airlines deal was found by Cheapflights users on 3/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/283:55 pm
SEA
- IAD
Nonstop5h 14m
Alaska Airlines
Wed 4/297:10 am
IAD
- SEA
Nonstop5h 48m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$219
This American Airlines deal was found by Cheapflights users on 3/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2511:41 am
SEA
- BWI
1 stop8h 28m
American Airlines
Sat 5/27:52 pm
BWI
- SEA
1 stop7h 44m
American Airlines
Deal found 3/11![American Airlines logo]()
$220
This CheapOair deal was found by Cheapflights users on 3/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:07 pm
SEA
- DCA
1 stop13h 53m
Frontier
Mon 4/208:00 am
DCA
- SEA
1 stop28h 27m
Frontier
Deal found 3/11![Frontier logo]()
$220
This Mytrip deal was found by Cheapflights users on 3/15. 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.
Tue 4/147:12 pm
SEA
- DCA
1 stop23h 47m
Frontier
Tue 4/211:59 pm
DCA
- SEA
1 stop22h 28m
Frontier
Deal found 3/15![Frontier logo]()
$223
This Southwest deal was found by Cheapflights users on 3/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:55 pm
SEA
- BWI
1 stop7h 25m
Southwest
Mon 4/204:45 pm
BWI
- SEA
2 stops10h 20m
Southwest
Deal found 3/13![Southwest logo]()
$224
This Southwest deal was found by Cheapflights users on 3/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 am
SEA
- DCA
2 stops9h 40m
Southwest
Mon 5/47:45 pm
DCA
- SEA
1 stop7h 20m
Southwest
Deal found 3/14![Southwest logo]()
$224
This Southwest deal was found by Cheapflights users on 3/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:20 am
SEA
- IAD
1 stop11h 20m
Southwest
Fri 5/85:55 pm
IAD
- SEA
1 stop8h 35m
Southwest
Deal found 3/13![Southwest logo]()
$224
This CheapOair deal was found by Cheapflights users on 3/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:07 pm
SEA
- DCA
1 stop17h 52m
Frontier
Sun 4/198:00 am
DCA
- SEA
1 stop28h 27m
Frontier
Deal found 3/15![Frontier logo]()
$226
This CheapTickets deal was found by Cheapflights users on 3/12. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:12 pm
SEA
- DCA
1 stop14h 48m
Frontier
Sun 5/38:00 am
DCA
- SEA
1 stop28h 27m
Frontier
Deal found 3/12![Frontier logo]()
$228
This United Airlines deal was found by Cheapflights users on 3/12. 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 4/278:00 am
SEA
- IAD
Nonstop5h 11m
United Airlines
Tue 5/55:55 pm
IAD
- SEA
Nonstop5h 58m
United Airlines
Deal found 3/12![United Airlines logo]()
$228
Best flights from Washington to MarylandDiscover carefully curated flight deals from Washington to Maryland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 16, 2026.
Discover carefully curated flight deals from Washington to Maryland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 16, 2026.
This Delta deal was found by Cheapflights users on 3/12. 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 4/2211:14 pm
SEA
- BWI
1 stop6h 57m
Delta
Tue 5/56:03 am
BWI
- SEA
1 stop7h 29m
Delta
Deal found 3/12![Delta logo]()
$239
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/110:55 pm
SEA
- DCA
1 stop8h 35m
United Airlines
Tue 4/142:00 pm
DCA
- SEA
1 stop8h 00m
United Airlines
Deal found 3/11![United Airlines logo]()
$249
This Southwest deal was found by Cheapflights users on 3/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:45 pm
GEG
- IAD
1 stop6h 55m
Southwest
Wed 4/226:20 am
IAD
- GEG
2 stops10h 25m
Southwest
Deal found 3/13![Southwest logo]()
$276
This Alaska Airlines deal was found by Cheapflights users on 3/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:07 am
SEA
- DCA
1 stop8h 53m
Alaska Airlines
Wed 4/298:59 am
DCA
- SEA
1 stop11h 33m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$307
This United Airlines deal was found by Cheapflights users on 3/12. 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 4/147:14 pm
PDX
- BWI
2 stops11h 25m
United Airlines
Sat 4/186:00 am
BWI
- PDX
1 stop8h 44m
United Airlines
Deal found 3/12![United Airlines logo]()
$262
This Delta deal was found by Cheapflights users on 3/11. 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 4/177:38 pm
GEG
- IAD
2 stops13h 17m
Delta
Tue 4/217:00 am
IAD
- GEG
1 stop8h 27m
Delta
Deal found 3/11![Delta logo]()
$272
This Delta deal was found by Cheapflights users on 3/12. 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 4/2611:59 pm
SEA
- IAD
1 stop8h 33m
Delta
Sun 5/36:00 am
IAD
- SEA
1 stop7h 55m
Delta
Deal found 3/12![Delta logo]()
$278
This Alaska Airlines deal was found by Cheapflights users on 3/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:00 am
GEG
- IAD
1 stop20h 40m
Alaska Airlines
Sat 4/257:10 am
IAD
- GEG
1 stop9h 13m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:45 pm
SEA
- PHL
1 stop8h 05m
Southwest
Tue 4/145:45 pm
PHL
- SEA
1 stop9h 25m
Southwest
Deal found 3/11![Southwest logo]()
$309
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/1310:56 pm
PDX
- BWI
1 stop7h 43m
United Airlines
Tue 4/143:42 pm
BWI
- PDX
1 stop9h 52m
United Airlines
Deal found 3/10![United Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 3/11. 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 3/293:55 pm
SEA
- IAD
Nonstop4h 54m
Delta
Sat 4/47:00 am
IAD
- SEA
Nonstop6h 03m
Delta
Deal found 3/11![Delta logo]()
$288
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/911:59 pm
PDX
- BWI
1 stop6h 40m
United Airlines
Mon 4/206:55 pm
BWI
- PDX
1 stop8h 04m
United Airlines
Deal found 3/11![United Airlines logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 3/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/175:00 am
GEG
- IAD
1 stop21h 40m
Alaska Airlines
Tue 4/217:11 pm
IAD
- GEG
1 stop31h 00m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 3/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:15 am
SEA
- DCA
1 stop8h 20m
Southwest
Mon 5/47:45 pm
DCA
- SEA
2 stops15h 55m
Southwest
Deal found 3/13![Southwest logo]()
$334
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/255:00 am
PDX
- BWI
2 stops9h 33m
United Airlines
Wed 4/296:05 am
BWI
- PDX
1 stop9h 21m
United Airlines
Deal found 3/11![United Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 3/14. 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 4/2210:40 pm
GEG
- IAD
1 stop7h 35m
Delta
Wed 4/297:00 am
IAD
- GEG
1 stop8h 27m
Delta
Deal found 3/14![Delta logo]()
$291
This United Airlines deal was found by Cheapflights users on 3/14. 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 4/2212:35 pm
GEG
- IAD
1 stop9h 50m
United Airlines
Tue 4/289:55 am
IAD
- GEG
1 stop8h 20m
United Airlines
Deal found 3/14![United Airlines logo]()
$291
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2911:15 am
PDX
- PHL
2 stops9h 40m
Southwest
Fri 5/12:15 pm
PHL
- PDX
2 stops10h 25m
Southwest
Deal found 3/11![Southwest logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 3/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:43 pm
SEA
- DCA
Nonstop5h 16m
Alaska Airlines
Sat 5/98:59 am
DCA
- SEA
1 stop27h 27m
Alaska Airlines
Deal found 3/15![Alaska Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 3/12. 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 5/811:05 pm
SEA
- IAD
1 stop8h 17m
Delta
Mon 5/115:21 pm
IAD
- SEA
1 stop8h 27m
Delta
Deal found 3/12![Delta logo]()
$298
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:55 pm
SEA
- PHL
1 stop8h 05m
Southwest
Sun 4/55:00 am
PHL
- SEA
2 stops12h 40m
Southwest
Deal found 3/11![Southwest logo]()
$358
This Alaska Airlines deal was found by Cheapflights users on 3/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:52 pm
PDX
- IAD
1 stop12h 58m
Alaska Airlines
Sun 5/37:10 am
IAD
- PDX
1 stop15h 24m
Alaska Airlines
Deal found 3/15![Alaska Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 3/11. 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.
Thu 5/79:20 pm
SEA
- PHL
Nonstop5h 17m
Delta
Sun 5/107:10 am
PHL
- SEA
Nonstop5h 50m
Delta
Deal found 3/11![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/17:00 am
SEA
- BWI
1 stop7h 33m
United Airlines
Tue 4/1411:08 am
BWI
- SEA
2 stops12h 49m
United Airlines
Deal found 3/11![United Airlines logo]()
$315
This Southwest deal was found by Cheapflights users on 3/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:50 am
PDX
- BWI
2 stops9h 05m
Southwest
Wed 8/1212:50 pm
BWI
- PDX
2 stops12h 05m
Southwest
Deal found 3/13![Southwest logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 3/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:00 am
GEG
- BWI
1 stop10h 16m
Alaska Airlines
Wed 4/297:04 am
BWI
- GEG
1 stop28h 57m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 3/14. 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.
Thu 4/2311:25 am
GEG
- IAD
1 stop9h 30m
Delta
Wed 4/296:00 am
IAD
- GEG
2 stops11h 49m
Delta
Deal found 3/14![Delta logo]()
$312
This United Airlines deal was found by Cheapflights users on 3/11. 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 5/25:25 pm
SEA
- BWI
1 stop10h 55m
United Airlines
Wed 5/66:15 am
BWI
- SEA
2 stops11h 21m
United Airlines
Deal found 3/11![United Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 3/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:55 pm
PDX
- PHL
1 stop7h 55m
Southwest
Thu 4/96:00 pm
PHL
- PDX
1 stop9h 10m
Southwest
Deal found 3/14![Southwest logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 3/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:32 am
SEA
- PHL
Nonstop5h 26m
Alaska Airlines
Mon 5/46:58 pm
PHL
- SEA
Nonstop6h 04m
Alaska Airlines
Deal found 3/14![Alaska Airlines logo]()
$377
Last-minute flights from Washington to MarylandDiscover last-minute flight deals from Washington to Maryland. Data last updated March 16, 2026 and is based on user searches.
Discover last-minute flight deals from Washington to Maryland. Data last updated March 16, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/912:42 pm
SEA
- DCA
1 stop30h 17m
Frontier
Wed 4/156:00 pm
DCA
- SEA
1 stop18h 27m
Frontier
Deal found 3/10![Frontier logo]()
$218
This Mytrip deal was found by Cheapflights users on 3/15. 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.
Tue 4/147:12 pm
SEA
- DCA
1 stop23h 47m
Frontier
Tue 4/211:59 pm
DCA
- SEA
1 stop22h 28m
Frontier
Deal found 3/15![Frontier logo]()
$223
This CheapOair deal was found by Cheapflights users on 3/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:07 pm
SEA
- DCA
1 stop13h 53m
Frontier
Mon 4/208:00 am
DCA
- SEA
1 stop28h 27m
Frontier
Deal found 3/11![Frontier logo]()
$220
This CheapOair deal was found by Cheapflights users on 3/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:07 pm
SEA
- DCA
1 stop17h 52m
Frontier
Sun 4/198:00 am
DCA
- SEA
1 stop28h 27m
Frontier
Deal found 3/15![Frontier logo]()
$226
This Delta deal was found by Cheapflights users on 3/12. 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.
Thu 4/167:35 pm
SEA
- BWI
1 stop7h 25m
Delta
Wed 4/227:15 am
BWI
- SEA
1 stop10h 31m
Delta
Deal found 3/12![Delta logo]()
$219
This Southwest deal was found by Cheapflights users on 3/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:55 pm
SEA
- BWI
1 stop7h 25m
Southwest
Mon 4/204:45 pm
BWI
- SEA
2 stops10h 20m
Southwest
Deal found 3/13![Southwest logo]()
$224
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/1810:48 am
SEA
- IAD
1 stop7h 16m
United Airlines
Tue 4/215:55 pm
IAD
- SEA
Nonstop5h 58m
United Airlines
Deal found 3/11![United Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/187:12 pm
SEA
- DCA
1 stop14h 48m
Frontier
Fri 4/248:00 am
DCA
- SEA
1 stop10h 05m
Frontier
Deal found 3/10![Frontier logo]()
$225
This American Airlines deal was found by Cheapflights users on 3/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2511:41 am
SEA
- BWI
1 stop8h 28m
American Airlines
Sat 5/27:52 pm
BWI
- SEA
1 stop7h 44m
American Airlines
Deal found 3/11![American Airlines logo]()
$220
This Alaska Airlines deal was found by Cheapflights users on 3/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/283:55 pm
SEA
- IAD
Nonstop5h 14m
Alaska Airlines
Wed 4/297:10 am
IAD
- SEA
Nonstop5h 48m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$219
This Southwest deal was found by Cheapflights users on 3/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:20 am
SEA
- IAD
1 stop11h 20m
Southwest
Tue 5/55:30 pm
IAD
- SEA
1 stop9h 05m
Southwest
Deal found 3/14![Southwest logo]()
$224
This Southwest deal was found by Cheapflights users on 3/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 am
SEA
- DCA
2 stops9h 40m
Southwest
Mon 5/47:45 pm
DCA
- SEA
1 stop7h 20m
Southwest
Deal found 3/14![Southwest logo]()
$224
One-way flights from Washington to MarylandSearch for one-way flight options from Washington to Maryland. Find affordable one-way fares based on user searches. Data last updated March 16, 2026.
Search for one-way flight options from Washington to Maryland. Find affordable one-way fares based on user searches. Data last updated March 16, 2026.
This Trip.com deal was found by Cheapflights users on 3/13. 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 4/2812:38 pm
PDX
- PHL
1 stop13h 56m
Frontier
Deal found 3/13![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 4/2912:38 pm
PDX
- PHL
1 stop13h 56m
Frontier
Deal found 3/13![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 4/1512:28 pm
PDX
- PHL
1 stop14h 06m
Frontier
Deal found 3/12![Frontier logo]()
$82
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:10 pm
SEA
- BWI
1 stop7h 35m
Southwest
Deal found 3/11![Southwest logo]()
$84
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:00 am
SEA
- BWI
2 stops8h 15m
Southwest
Deal found 3/11![Southwest logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/2812:38 pm
PDX
- BWI
2 stops19h 44m
Frontier
Deal found 3/10![Frontier logo]()
$98
This Southwest deal was found by Cheapflights users on 3/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:15 pm
SEA
- BWI
1 stop8h 25m
Southwest
Deal found 3/12![Southwest logo]()
$99
This Southwest deal was found by Cheapflights users on 3/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/99:25 pm
SEA
- BWI
Nonstop4h 55m
Southwest
Deal found 3/12![Southwest logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/141:48 pm
PDX
- BWI
2 stops24h 06m
Frontier
Deal found 3/10![Frontier logo]()
$101
This Southwest deal was found by Cheapflights users on 3/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:45 pm
SEA
- BWI
1 stop9h 05m
Southwest
Deal found 3/13![Southwest logo]()
$110
This Frontier deal was found by Cheapflights users on 3/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:48 pm
PDX
- PHL
1 stop12h 46m
Frontier
Deal found 3/15![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 4/217:12 pm
SEA
- BWI
2 stops26h 32m
Frontier
Deal found 3/11![Frontier logo]()
$113
Find flight deals from Washington to Maryland
Keep the following information in mind while searching for Washington to Maryland flight deals. Data was last updated March 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $218 (Kiwi.com) |
One-way from | $76 (Trip.com) |
Popular in | June |
Cheapest in | January |
Average price | $428 |
Good round-trip deal | $417 or less |
Good one-way deal | $239 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington to Maryland 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 March 16, 2026.
Use the filters below to find and compare flights from Washington to Maryland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleBaltimore
SEA - BWI
SEABWI
Seattle/Tacoma Intl
Wed 4/22
11:14 pm-9:11 am
1 stop6h 57m
Baltimore/Washington
Tue 5/5
6:03 am-10:32 am
1 stop7h 29m
$239
SeattleWashington, D.C.
SEA - DCA
SEADCA
Seattle/Tacoma Intl
Wed 4/1
10:55 pm-10:30 am
1 stop8h 35m
Washington, D.C. Reagan-National
Tue 4/14
2:00 pm-7:00 pm
1 stop8h 00m
$249
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Tue 4/14
7:14 pm-9:39 am
2 stops11h 25m
Baltimore/Washington
Sat 4/18
6:00 am-11:44 am
1 stop8h 44m
$262
SpokaneWashington, D.C.
GEG - IAD
GEGIAD
Spokane
Fri 4/17
7:38 pm-11:55 am
2 stops13h 17m
Washington, D.C. Dulles Intl
Tue 4/21
7:00 am-12:27 pm
1 stop8h 27m
$272
SpokaneWashington, D.C.
GEG - IAD
GEGIAD
Spokane
Wed 4/15
1:45 pm-11:40 pm
1 stop6h 55m
Washington, D.C. Dulles Intl
Wed 4/22
6:20 am-1:45 pm
2 stops10h 25m
$276
SeattleWashington, D.C.
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
Sun 4/26
11:59 pm-11:32 am
1 stop8h 33m
Washington, D.C. Dulles Intl
Sun 5/3
6:00 am-10:55 am
1 stop7h 55m
$278
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Mon 4/13
10:56 pm-9:39 am
1 stop7h 43m
Baltimore/Washington
Tue 4/14
3:42 pm-10:34 pm
1 stop9h 52m
$283
Quickest round-trip
SeattleWashington, D.C.
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
Sun 3/29
3:55 pm-11:49 pm
Nonstop4h 54m
Washington, D.C. Dulles Intl
Sat 4/4
7:00 am-10:03 am
Nonstop6h 03m
$288
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Thu 4/9
11:59 pm-9:39 am
1 stop6h 40m
Baltimore/Washington
Mon 4/20
6:55 pm-11:59 pm
1 stop8h 04m
$289
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Sat 4/25
5:00 am-5:33 pm
2 stops9h 33m
Baltimore/Washington
Wed 4/29
6:05 am-12:26 pm
1 stop9h 21m
$289
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Washington to Maryland
Have a flexible travel schedule? Discover the best time to fly to Maryland from Washington with our price prediction graph.
SEA-BWI
SEA-DCA
GEG-IAD
PDX-BWI
SEA-IAD
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 Washington to Maryland
USWA-USMD
SEA-BWI
SEA-DCA
GEG-IAD
PDX-BWI
What is the cheapest month to book a flight from State of Washington to Maryland?
Currently, May is the cheapest month in which you can book a flight from State of Washington to Maryland (average of $120). Flying from State of Washington to Maryland in November is currently the most expensive (average of $238). 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.
What is the cheapest time of day to fly from WA to MD?
Find hourly flight availability from Washington to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 16, 2026.
When flying from State of Washington to Maryland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Maryland
Get insights into the airlines that provide service to Maryland. 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 Maryland. Reviews last updated March 16, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta from Washington to Maryland to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Related info for your journey
Find useful and relevant information for your journey from Washington to Maryland. 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 Washington to Maryland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Maryland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Washington to Maryland by cabin class
Find flights from Washington to Maryland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Washington and Maryland flights
Browse other Washington and Maryland flight options. Last updated on March 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Maryland
Find the right flight back to Washington after your stay in Maryland
Washington to Maryland flights
Consider these flights traveling from Washington to Maryland.
Top 7 airlines flying from Washington to Maryland
Discover the top 7 airlines that operate flights from Washington to Maryland. 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 March 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$103 | Average$369 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$139 | Average$230 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$143 | Average$394 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$178 | Average$633 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$218 | Average$461 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$226 | Average$482 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$559 | FlexibilityNo cancel fee | On-time75% |