Delta Flight 3509 Deals & Information (2026/2027)

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Delta Flight 3509 Route Deals From $187

The cheapest prices found with in the last 7 days for return flights were $189 and $187 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 25 - Sat, Mar 7
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$189 Roundtrip, found 2 hours ago
$189
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Feb 25 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Sat, Mar 7, priced at $189 found 2 hours ago
Tue, May 19 - Sat, May 23
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$190 Roundtrip, found 6 days ago
$190
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, May 19 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Sat, May 23, priced at $190 found 6 days ago
Tue, Mar 3 - Sat, Mar 7
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$192 Roundtrip, found 2 hours ago
$192
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Mar 3 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Sat, Mar 7, priced at $192 found 2 hours ago
Wed, Jan 14 - Sat, Jan 24
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$204 Roundtrip, found 2 days ago
$204
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jan 14 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Sat, Jan 24, priced at $204 found 2 days ago
Tue, May 19 - Sun, May 24
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$210 Roundtrip, found 4 days ago
$210
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, May 19 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Sun, May 24, priced at $210 found 4 days ago
Mon, Feb 9 - Sun, Feb 15
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$212 Roundtrip, found 3 days ago
$212
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Feb 9 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Sun, Feb 15, priced at $212 found 3 days ago
Thu, Jan 22 - Sat, Jan 24
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$214 Roundtrip, found 3 days ago
$214
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jan 22 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Sat, Jan 24, priced at $214 found 3 days ago
Fri, Jan 16 - Mon, Jan 19
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$222 Roundtrip, found 2 days ago
$222
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Jan 16 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Mon, Jan 19, priced at $222 found 2 days ago
Wed, Jan 14 - Mon, Jan 19
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$222 Roundtrip, found 2 days ago
$222
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jan 14 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Mon, Jan 19, priced at $222 found 2 days ago
Sat, Jan 17 - Mon, Jan 19
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$225 Roundtrip, found 2 days ago
$225
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Jan 17 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Mon, Jan 19, priced at $225 found 2 days ago
Thu, Jan 15 - Mon, Jan 19
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$225 Roundtrip, found 2 days ago
$225
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Jan 15 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Mon, Jan 19, priced at $225 found 2 days ago
Thu, Aug 13 - Mon, Aug 17
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$229 Roundtrip, found 2 days ago
$229
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Aug 13 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Mon, Aug 17, priced at $229 found 2 days ago
Thu, Jan 22 - Sun, Jan 25
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$234 Roundtrip, found 3 days ago
$234
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jan 22 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Sun, Jan 25, priced at $234 found 3 days ago
Sat, May 16 - Tue, May 19
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$235 Roundtrip, found 17 hours ago
$235
Roundtrip
found 17 hours ago
Select Delta flight, departing Sat, May 16 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Tue, May 19, priced at $235 found 17 hours ago
Fri, Feb 13 - Tue, Feb 17
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$246 Roundtrip, found 4 days ago
$246
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Feb 13 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Tue, Feb 17, priced at $246 found 4 days ago
Sat, Mar 28 - Thu, Apr 2
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$249 Roundtrip, found 4 hours ago
$249
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Mar 28 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Thu, Apr 2, priced at $249 found 4 hours ago
Fri, Jan 9 - Sun, Jan 11
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$279 Roundtrip, just found
$279
Roundtrip
just found
Select Delta flight, departing Fri, Jan 9 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Sun, Jan 11, priced at $279 just found
Sat, Mar 28 - Thu, Apr 2
DTW
Detroit Metropolitan Wayne County
IAD
Washington Dulles Intl.
$284 Roundtrip, found 4 hours ago
$284
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Mar 28 from Detroit Metropolitan Wayne County to Washington Dulles Intl., returning Thu, Apr 2, priced at $284 found 4 hours ago

Frequently asked questions

What route does flight number DL3509 take?
DL3509 flies directly between Seattle - Tacoma Intl. Airport (SEA) and John Wayne Airport in 2 hours and 55 minutes. It can sometimes take other routes though, some of which could be multi-stop trips. Keep this in mind when booking your airfare to avoid any mix-ups.
What kind of plane is on flight number DL3509?
There's every chance you'll be boarding the Embraer 175 if you've booked a fare from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to John Wayne Airport (SNA), a common route for flight DL3509.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your DL3509 flight with Travelocity, please visit our Customer Service Portal.