$59+ 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BWI
Sep 3 — Sep 101
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 August 4, 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 August 4, 2026.
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Tue 10/1311:59 pm
SEA
- BWI
1 stop8h 02m
American Airlines
Mon 10/195:48 pm
BWI
- SEA
1 stop8h 22m
American Airlines
Deal found 8/3![American Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 8/3. 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 9/2210:30 pm
SEA
- BWI
Nonstop5h 00m
Southwest
Tue 9/2910:20 am
BWI
- SEA
Nonstop5h 40m
Southwest
Deal found 8/3![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 7/31. 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 9/187:59 pm
SEA
- BWI
1 stop7h 19m
Delta
Sat 9/265:10 pm
BWI
- SEA
1 stop9h 48m
Delta
Deal found 7/31![Delta logo]()
$238
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Mon 9/2111:57 pm
SEA
- BWI
1 stop10h 08m
American Airlines
Sun 9/275:20 pm
BWI
- SEA
1 stop8h 39m
American Airlines
Deal found 8/3![American Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 7/31. 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 9/245:50 pm
SEA
- BWI
1 stop9h 28m
Delta
Sun 9/277:35 am
BWI
- SEA
1 stop10h 15m
Delta
Deal found 7/31![Delta logo]()
$245
This Southwest deal was found by Cheapflights users on 8/3. 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 9/1610:30 pm
SEA
- BWI
Nonstop5h 00m
Southwest
Wed 9/232:00 pm
BWI
- SEA
1 stop10h 00m
Southwest
Deal found 8/3![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 7/30. 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 9/2411:00 pm
SEA
- BWI
2 stops12h 35m
Southwest
Sun 9/276:30 am
BWI
- SEA
1 stop10h 10m
Southwest
Deal found 7/30![Southwest logo]()
$248
This Southwest deal was found by Cheapflights users on 7/30. 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.
Fri 9/1810:30 pm
SEA
- BWI
Nonstop5h 00m
Southwest
Sun 9/2010:20 am
BWI
- SEA
2 stops10h 45m
Southwest
Deal found 7/30![Southwest logo]()
$252
This Southwest deal was found by Cheapflights users on 8/3. 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 9/211:05 pm
SEA
- BWI
1 stop9h 50m
Southwest
Sun 9/64:00 pm
BWI
- SEA
Nonstop5h 40m
Southwest
Deal found 8/3![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 8/2. 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 9/16:45 am
PDX
- BWI
2 stops8h 30m
Southwest
Tue 9/85:45 pm
BWI
- PDX
1 stop8h 30m
Southwest
Deal found 8/2![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 8/3. 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 9/911:05 pm
SEA
- BWI
1 stop9h 50m
Southwest
Sat 9/122:35 pm
BWI
- SEA
2 stops9h 20m
Southwest
Deal found 8/3![Southwest logo]()
$262
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 9/236:01 am
PDX
- BWI
1 stop8h 45m
American Airlines
Tue 9/296:00 am
BWI
- PDX
1 stop7h 55m
American Airlines
Deal found 7/30![American Airlines logo]()
$262
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 August 4, 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 August 4, 2026.
This Delta deal was found by Cheapflights users on 8/1. 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 10/216:00 am
SEA
- BWI
1 stop7h 51m
Delta
Tue 10/277:00 am
BWI
- SEA
1 stop10h 50m
Delta
Deal found 8/1![Delta logo]()
$238
This Southwest deal was found by Cheapflights users on 8/1. 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 10/512:10 am
SEA
- BWI
2 stops9h 05m
Southwest
Sat 10/103:05 pm
BWI
- SEA
2 stops9h 30m
Southwest
Deal found 8/1![Southwest logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 9/159:35 pm
SEA
- IAD
Nonstop5h 05m
Alaska Airlines
Wed 9/239:03 am
IAD
- SEA
Nonstop5h 36m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$285
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/1511:00 pm
SEA
- IAD
1 stop7h 18m
United Airlines
Tue 9/2212:57 pm
IAD
- SEA
Nonstop5h 46m
United Airlines
Deal found 7/30![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 8/3. 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 9/106:25 am
PDX
- BWI
2 stops14h 00m
Southwest
Sat 9/198:50 am
BWI
- PDX
1 stop12h 25m
Southwest
Deal found 8/3![Southwest logo]()
$278
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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 9/33:56 pm
SEA
- IAD
Nonstop5h 03m
Alaska Airlines
Sun 9/69:03 am
IAD
- SEA
Nonstop5h 36m
Alaska Airlines
Deal found 8/3![Alaska Airlines logo]()
$285
This Delta deal was found by Cheapflights users on 8/3. 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 10/1211:12 pm
PDX
- BWI
1 stop6h 33m
Delta
Fri 10/237:21 pm
BWI
- PDX
1 stop7h 23m
Delta
Deal found 8/3![Delta logo]()
$293
This United Airlines deal was found by Cheapflights users on 8/3. 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 8/2611:00 pm
SEA
- IAD
1 stop7h 23m
United Airlines
Sat 8/291:20 pm
IAD
- SEA
Nonstop5h 46m
United Airlines
Deal found 8/3![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 8/3. 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 9/2911:30 pm
PDX
- BWI
1 stop9h 45m
Southwest
Sun 10/48:35 am
BWI
- PDX
1 stop10h 05m
Southwest
Deal found 8/3![Southwest logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 9/197:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Sun 9/204:43 pm
BWI
- PDX
Nonstop5h 32m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 7/29. 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 8/2010:56 pm
GEG
- BWI
1 stop7h 23m
Delta
Tue 8/257:39 am
BWI
- GEG
1 stop7h 45m
Delta
Deal found 7/29![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/32:34 pm
SEA
- IAD
1 stop6h 58m
United Airlines
Sun 9/610:35 am
IAD
- SEA
1 stop8h 32m
United Airlines
Deal found 7/31![United Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 7/30. 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 9/106:25 am
PDX
- BWI
2 stops14h 00m
Southwest
Sun 9/137:35 pm
BWI
- PDX
1 stop7h 00m
Southwest
Deal found 7/30![Southwest logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 9/157:24 pm
SEA
- DCA
1 stop19h 35m
Alaska Airlines
Tue 9/225:00 pm
DCA
- SEA
Nonstop5h 51m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 8/1. 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 8/2711:10 pm
SEA
- BWI
1 stop6h 44m
Delta
Mon 8/317:39 am
BWI
- SEA
1 stop10h 11m
Delta
Deal found 8/1![Delta logo]()
$326
This Southwest deal was found by Cheapflights users on 7/31. 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 9/311:25 am
SEA
- DCA
1 stop8h 00m
Southwest
Sun 9/66:05 am
DCA
- SEA
2 stops9h 55m
Southwest
Deal found 7/31![Southwest logo]()
$310
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 9/36:51 pm
SEA
- DCA
1 stop18h 09m
Alaska Airlines
Sun 9/68:00 am
DCA
- SEA
Nonstop5h 54m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/2711:30 pm
PDX
- BWI
1 stop8h 00m
United Airlines
Mon 10/55:29 pm
BWI
- PDX
1 stop7h 54m
United Airlines
Deal found 7/30![United Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 8/1. 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 9/165:10 pm
PDX
- BWI
1 stop10h 08m
Delta
Sat 9/196:10 am
BWI
- PDX
1 stop7h 14m
Delta
Deal found 8/1![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 8/2. 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.
Fri 10/911:10 am
SEA
- BWI
1 stop10h 40m
Southwest
Mon 10/127:25 pm
BWI
- SEA
1 stop8h 30m
Southwest
Deal found 8/2![Southwest logo]()
$312
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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 9/118:41 am
SEA
- IAD
Nonstop5h 13m
Alaska Airlines
Sun 9/137:47 pm
IAD
- SEA
1 stop16h 33m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 8/3. 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 8/255:00 am
GEG
- BWI
1 stop7h 12m
United Airlines
Sun 8/304:18 pm
BWI
- GEG
1 stop7h 28m
United Airlines
Deal found 8/3![United Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 7/30. 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 8/217:20 am
SEA
- DCA
Nonstop5h 01m
Delta
Wed 8/264:35 pm
DCA
- SEA
Nonstop6h 06m
Delta
Deal found 7/30![Delta logo]()
$335
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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 9/108:49 pm
SEA
- IAD
1 stop18h 25m
Alaska Airlines
Mon 9/149:03 am
IAD
- SEA
Nonstop5h 36m
Alaska Airlines
Deal found 8/3![Alaska Airlines logo]()
$315
This Southwest deal was found by Cheapflights users on 8/3. 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.
Sat 9/52:15 pm
GEG
- BWI
1 stop13h 15m
Southwest
Fri 9/116:00 pm
BWI
- GEG
1 stop7h 05m
Southwest
Deal found 8/3![Southwest logo]()
$324
This Delta deal was found by Cheapflights users on 8/3. 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 11/251:13 pm
GEG
- BWI
1 stop8h 37m
Delta
Wed 12/27:00 am
BWI
- GEG
1 stop8h 17m
Delta
Deal found 8/3![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/3. 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 11/110:47 am
PDX
- PHL
1 stop9h 22m
United Airlines
Sat 11/74:59 pm
PHL
- PDX
1 stop8h 31m
United Airlines
Deal found 8/3![United Airlines logo]()
$382
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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 9/307:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Sat 10/37:02 am
BWI
- PDX
1 stop9h 25m
Alaska Airlines
Deal found 8/3![Alaska Airlines logo]()
$320
This Delta deal was found by Cheapflights users on 8/3. 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 8/256:45 am
GEG
- BWI
1 stop8h 37m
Delta
Tue 9/17:39 am
BWI
- GEG
1 stop7h 45m
Delta
Deal found 8/3![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 7/30. 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 9/311:00 pm
SEA
- BWI
2 stops12h 35m
Southwest
Mon 9/76:35 am
BWI
- SEA
1 stop7h 10m
Southwest
Deal found 7/30![Southwest logo]()
$348
Last-minute flights from Washington to MarylandDiscover last-minute flight deals from Washington to Maryland. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Washington to Maryland. Data last updated August 4, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/2. 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 9/16:45 am
PDX
- BWI
2 stops8h 30m
Southwest
Tue 9/85:45 pm
BWI
- PDX
1 stop8h 30m
Southwest
Deal found 8/2![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 7/31. 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 9/210:30 pm
SEA
- BWI
Nonstop5h 00m
Southwest
Wed 9/95:45 pm
BWI
- SEA
1 stop8h 55m
Southwest
Deal found 7/31![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 7/30. 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 9/311:00 pm
SEA
- BWI
2 stops12h 35m
Southwest
Sun 9/69:00 am
BWI
- SEA
1 stop8h 15m
Southwest
Deal found 7/30![Southwest logo]()
$263
This Southwest deal was found by Cheapflights users on 8/3. 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 9/911:05 pm
SEA
- BWI
1 stop9h 50m
Southwest
Sat 9/122:35 pm
BWI
- SEA
2 stops9h 20m
Southwest
Deal found 8/3![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 7/31. 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 9/1610:30 pm
SEA
- BWI
Nonstop5h 00m
Southwest
Thu 9/2410:20 am
BWI
- SEA
1 stop8h 30m
Southwest
Deal found 7/31![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 7/31. 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 9/187:59 pm
SEA
- BWI
1 stop7h 19m
Delta
Tue 9/2212:02 pm
BWI
- SEA
1 stop9h 57m
Delta
Deal found 7/31![Delta logo]()
$238
This Southwest deal was found by Cheapflights users on 7/30. 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.
Fri 9/1810:30 pm
SEA
- BWI
Nonstop5h 00m
Southwest
Sun 9/2010:20 am
BWI
- SEA
2 stops10h 45m
Southwest
Deal found 7/30![Southwest logo]()
$252
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Mon 9/2111:57 pm
SEA
- BWI
1 stop10h 08m
American Airlines
Sun 9/275:20 pm
BWI
- SEA
1 stop8h 39m
American Airlines
Deal found 8/3![American Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 8/3. 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 9/2210:30 pm
SEA
- BWI
Nonstop5h 00m
Southwest
Tue 9/2910:20 am
BWI
- SEA
Nonstop5h 40m
Southwest
Deal found 8/3![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 9/236:01 am
PDX
- BWI
1 stop8h 45m
American Airlines
Tue 9/296:00 am
BWI
- PDX
1 stop7h 55m
American Airlines
Deal found 7/30![American Airlines logo]()
$262
This Delta deal was found by Cheapflights users on 7/31. 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 9/245:50 pm
SEA
- BWI
1 stop9h 28m
Delta
Sun 9/277:35 am
BWI
- SEA
1 stop10h 15m
Delta
Deal found 7/31![Delta logo]()
$245
This Southwest deal was found by Cheapflights users on 7/30. 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 9/2411:00 pm
SEA
- BWI
2 stops12h 35m
Southwest
Sun 9/276:30 am
BWI
- SEA
1 stop10h 10m
Southwest
Deal found 7/30![Southwest logo]()
$248
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 August 4, 2026.
Search for one-way flight options from Washington to Maryland. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Southwest deal was found by Cheapflights users on 7/30. 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 9/2910:45 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Deal found 7/30![Southwest logo]()
$59
This Southwest deal was found by Cheapflights users on 7/30. 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 9/111:05 pm
SEA
- BWI
1 stop7h 10m
Southwest
Deal found 7/30![Southwest logo]()
$69
This Southwest deal was found by Cheapflights users on 7/30. 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.
Sat 8/295:30 pm
PDX
- BWI
1 stop10h 05m
Southwest
Deal found 7/30![Southwest logo]()
$69
This Southwest deal was found by Cheapflights users on 7/30. 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 9/295:20 am
SEA
- BWI
2 stops8h 05m
Southwest
Deal found 7/30![Southwest logo]()
$74
This Southwest deal was found by Cheapflights users on 7/30. 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 8/3110:45 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Deal found 7/30![Southwest logo]()
$79
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Tue 10/209:42 pm
SEA
- BWI
1 stop8h 02m
American Airlines
Deal found 7/31![American Airlines logo]()
$80
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 9/1511:08 pm
PDX
- BWI
1 stop7h 59m
American Airlines
Deal found 7/30![American Airlines logo]()
$80
This Southwest deal was found by Cheapflights users on 8/3. 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 9/2410:30 pm
SEA
- BWI
Nonstop5h 00m
Southwest
Deal found 8/3![Southwest logo]()
$84
This Southwest deal was found by Cheapflights users on 7/30. 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 9/1011:05 pm
SEA
- BWI
1 stop8h 10m
Southwest
Deal found 7/30![Southwest logo]()
$89
This Southwest deal was found by Cheapflights users on 8/3. 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 10/208:55 am
SEA
- BWI
1 stop8h 10m
Southwest
Deal found 8/3![Southwest logo]()
$94
This American Airlines deal was found by Cheapflights users on 7/30. 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 9/511:34 pm
PDX
- BWI
1 stop9h 49m
American Airlines
Deal found 7/30![American Airlines logo]()
$94
This Delta deal was found by Cheapflights users on 7/30. 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 9/25:30 am
SEA
- BWI
1 stop8h 19m
Delta
Deal found 7/30![Delta logo]()
$99
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 August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (Southwest) |
One-way from | $59 (Southwest) |
Popular in | June |
Cheapest in | January |
Average price | $386 |
Good round-trip deal | $439 or less |
Good one-way deal | $293 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 August 4, 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 10/21
6:00 am-4:51 pm
1 stop7h 51m
Baltimore/Washington
Tue 10/27
7:00 am-2:50 pm
1 stop10h 50m
$238
SeattleBaltimore
SEA - BWI
SEABWI
Seattle/Tacoma Intl
Mon 10/5
12:10 am-12:15 pm
2 stops9h 05m
Baltimore/Washington
Sat 10/10
3:05 pm-9:35 pm
2 stops9h 30m
$267
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Thu 9/10
6:25 am-11:25 pm
2 stops14h 00m
Baltimore/Washington
Sat 9/19
8:50 am-6:15 pm
1 stop12h 25m
$278
SeattleWashington, D.C.
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
Tue 9/15
9:35 pm-5:40 am
Nonstop5h 05m
Washington, D.C. Dulles Intl
Wed 9/23
9:03 am-11:39 am
Nonstop5h 36m
$285
Quickest round-trip
SeattleWashington, D.C.
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
Thu 9/3
3:56 pm-11:59 pm
Nonstop5h 03m
Washington, D.C. Dulles Intl
Sun 9/6
9:03 am-11:39 am
Nonstop5h 36m
$285
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Mon 10/12
11:12 pm-8:45 am
1 stop6h 33m
Baltimore/Washington
Fri 10/23
7:21 pm-11:44 pm
1 stop7h 23m
$293
SeattleWashington, D.C.
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
Tue 9/15
11:00 pm-9:18 am
1 stop7h 18m
Washington, D.C. Dulles Intl
Tue 9/22
12:57 pm-3:43 pm
Nonstop5h 46m
$295
SeattleWashington, D.C.
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
Wed 8/26
11:00 pm-9:23 am
1 stop7h 23m
Washington, D.C. Dulles Intl
Sat 8/29
1:20 pm-4:06 pm
Nonstop5h 46m
$295
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Tue 9/29
11:30 pm-12:15 pm
1 stop9h 45m
Baltimore/Washington
Sun 10/4
8:35 am-3:40 pm
1 stop10h 05m
$302
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Thu 9/10
6:25 am-11:25 pm
2 stops14h 00m
Baltimore/Washington
Sun 9/13
7:35 pm-11:35 pm
1 stop7h 00m
$308
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
PDX-BWI
SEA-IAD
GEG-BWI
SEA-DCA
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
PDX-BWI
SEA-IAD
GEG-BWI
What is the cheapest month to book a flight from State of Washington to Maryland?
Currently, November is the cheapest month in which you can book a flight from State of Washington to Maryland (average of $374). Flying from State of Washington to Maryland in June is currently the most expensive (average of $526). 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 August 4, 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.
Weekly flight availability from State of Washington to Maryland
Explore weekly flight availability from Washington to Maryland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 4, 2026.
The most flights from USWA to USMD are scheduled on a Friday (3 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from State of Washington to Maryland?
Airfare is below average for this route at the moment.
State of Washington to Maryland flights typically cost between $368 and $559 in September.The cheapest round-trip price found within the last 5 days was $237 on Southwest (Sep 22-Sep 29).
How far ahead should I book a flight from State of Washington to Maryland?
Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from State of Washington to Maryland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 August 4, 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.
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
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 August 4, 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$367 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$128 | Average$353 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$149 | Average$296 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$178 | Average$548 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$187 | Average$476 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$226 | Average$549 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$252 | Average$451 | FlexibilityNo cancel fee | On-time75% |