$93+ Cheap flights from Dulles Intl (IAD) to Detroit (DTT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DTT
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
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One-way
Cheapest flights from Dulles Intl to DetroitExplore the most affordable flight options available from Dulles Intl to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Dulles Intl to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This Expedia deal was found by Cheapflights users on 9/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:16 am -
1 stop24h 24m
Wed 11/116:54 pm -
1 stop15h 27m
Deal found 9/13![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Tue 10/1311:12 am -
1 stop24h 27m
Tue 10/205:50 pm -
1 stop16h 27m
Deal found 9/13![Frontier logo]()
$158
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:07 pm -
1 stop29h 30m
Sun 11/159:07 pm -
1 stop13h 14m
Deal found 9/14![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:12 am -
1 stop24h 27m
Wed 10/216:46 pm -
1 stop15h 31m
Deal found 9/14![Frontier logo]()
$161
This Expedia deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:07 pm -
1 stop29h 30m
Tue 11/34:29 pm -
1 stop27h 42m
Deal found 9/16![Frontier logo]()
$163
This Super.com deal was found by Cheapflights users on 9/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:12 am -
1 stop24h 27m
Tue 10/276:02 pm -
1 stop16h 19m
Deal found 9/15![Frontier logo]()
$164
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:16 am -
1 stop24h 24m
Fri 10/309:07 pm -
1 stop13h 14m
Deal found 9/14![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Fri 10/169:06 pm -
1 stop14h 05m
Tue 10/206:30 am -
1 stop10h 43m
Deal found 9/12![Frontier logo]()
$168
This Expedia deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:12 am -
1 stop24h 27m
Mon 10/198:59 pm -
1 stop13h 18m
Deal found 9/16![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 11/139:06 pm -
1 stop14h 37m
Tue 11/173:02 pm -
1 stop8h 41m
Deal found 9/13![Frontier logo]()
$173
This Mytrip deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/196:08 pm -
1 stop29h 21m
Mon 10/268:59 pm -
1 stop13h 22m
Deal found 9/17![Frontier logo]()
$176
Best flights from Dulles Intl to DetroitDiscover carefully curated flight deals from Dulles Intl to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Dulles Intl to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:25 am -
Nonstop1h 35m
Sat 10/246:00 am -
Nonstop1h 26m
Deal found 9/16![United Airlines logo]()
$255
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:05 am -
Nonstop1h 35m
Tue 10/272:57 pm -
Nonstop1h 31m
Deal found 9/13![Delta logo]()
$291
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:25 pm -
Nonstop1h 34m
Tue 10/202:48 pm -
Nonstop1h 37m
Deal found 9/16![United Airlines logo]()
$260
This Delta deal was found by Cheapflights users on 9/12. 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 11/66:05 am -
Nonstop1h 35m
Wed 11/119:50 pm -
Nonstop1h 31m
Deal found 9/12![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:20 pm -
Nonstop1h 39m
Mon 11/27:45 pm -
Nonstop1h 34m
Deal found 9/13![United Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/12. 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 11/2410:20 pm -
Nonstop1h 39m
Fri 11/2710:13 am -
Nonstop1h 36m
Deal found 9/12![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:05 am -
Nonstop1h 35m
Mon 10/129:46 pm -
Nonstop1h 30m
Deal found 9/13![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 9/306:10 am -
Nonstop1h 38m
Sat 10/310:15 am -
1 stop7h 31m
Deal found 9/16![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 10/910:25 pm -
Nonstop1h 34m
Sat 10/107:48 pm -
Nonstop1h 37m
Deal found 9/14![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am -
1 stop5h 18m
Mon 9/286:20 am -
1 stop5h 10m
Deal found 9/13![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:47 pm -
1 stop4h 53m
Sun 10/46:00 am -
Nonstop1h 26m
Deal found 9/15![United Airlines logo]()
$371
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/136:05 am -
1 stop5h 39m
Sun 1/310:10 am -
Nonstop1h 40m
Deal found 9/15![United Airlines logo]()
$374
Last-minute flights from Dulles Intl to DetroitDiscover last-minute flight deals from Dulles Intl to Detroit. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Detroit. Data last updated September 17, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Tue 10/1311:12 am -
1 stop24h 27m
Tue 10/205:50 pm -
1 stop16h 27m
Deal found 9/13![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:12 am -
1 stop24h 27m
Wed 10/216:46 pm -
1 stop15h 31m
Deal found 9/14![Frontier logo]()
$161
This Expedia deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:12 am -
1 stop24h 27m
Mon 10/198:59 pm -
1 stop13h 18m
Deal found 9/16![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Fri 10/169:06 pm -
1 stop14h 05m
Tue 10/206:30 am -
1 stop10h 43m
Deal found 9/12![Frontier logo]()
$168
This Mytrip deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/196:08 pm -
1 stop29h 21m
Mon 10/268:59 pm -
1 stop13h 22m
Deal found 9/17![Frontier logo]()
$176
This Super.com deal was found by Cheapflights users on 9/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:12 am -
1 stop24h 27m
Tue 10/276:02 pm -
1 stop16h 19m
Deal found 9/15![Frontier logo]()
$164
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:12 am -
1 stop24h 27m
Wed 10/214:29 pm -
1 stop27h 42m
Deal found 9/15![Frontier logo]()
$182
This Expedia deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:07 pm -
1 stop29h 30m
Tue 11/34:29 pm -
1 stop27h 42m
Deal found 9/16![Frontier logo]()
$163
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:16 am -
1 stop24h 24m
Fri 10/309:07 pm -
1 stop13h 14m
Deal found 9/14![Frontier logo]()
$166
This Expedia deal was found by Cheapflights users on 9/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:16 am -
1 stop6h 42m
Fri 11/1310:28 pm -
1 stop13h 08m
Deal found 9/12![Frontier logo]()
$185
One-way flights from Dulles Intl to DetroitSearch for one-way flight options from Dulles Intl to Detroit. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Dulles Intl to Detroit. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Tue 10/2011:12 am -
1 stop24h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$93
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:16 am -
1 stop6h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$95
This Expedia deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:07 pm -
1 stop29h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:07 pm -
1 stop29h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:07 pm -
1 stop29h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$99
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:08 pm -
1 stop29h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Tue 11/1011:16 am -
1 stop24h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Tue 12/1510:54 pm -
1 stop24h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$106
This Mytrip deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
Thu 10/229:06 pm -
1 stop14h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$107
This Mytrip deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
Fri 10/169:06 pm -
1 stop14h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$108
Find flight deals from Dulles Intl to Detroit
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Detroit (DTT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $155 (Expedia) |
One-way from | $93 (Kiwi.com) |
Popular in | September |
Cheapest in | January |
Average price | $390 |
Good round-trip deal | $304 or less |
Good one-way deal | $233 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Detroit 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 7,457,451 searches. Data last updated September 17, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Detroit that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Fri 11/6
12:35 pm-2:19 pm
Nonstop1h 44m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$194
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Fri 10/23
6:05 am-7:40 am
Nonstop1h 35m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Fri 3/12
11:05 am-12:43 pm
Nonstop1h 38m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Sat 11/14
5:15 pm-6:54 pm
Nonstop1h 39m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Fri 11/6
6:05 am-7:40 am
Nonstop1h 35m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
Quickest round-trip
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Sat 10/17
10:25 pm-11:59 pm
Nonstop1h 34m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Sat 10/24
6:05 am-7:40 am
Nonstop1h 35m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Tue 11/3
8:35 am-10:18 am
Nonstop1h 43m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Mon 10/26
6:05 am-7:40 am
Nonstop1h 35m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
Washington, D.C.Detroit
IAD Washington, D.C. Dulles Intl - DTW Detroit Metropolitan Wayne County
IADDTW
Washington, D.C. Dulles Intl
Tue 12/29
8:30 am-10:20 am
Nonstop1h 50m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Dulles Intl to Detroit
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Detroit in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Detroit flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Detroit flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Detroit flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Detroit flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Detroit flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dulles Intl to Detroit
Have a flexible travel schedule? Discover the best time to fly to Detroit from Dulles Intl with our price prediction graph.
IAD-DTT
IAD-DTW
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, D.C. Dulles Intl Airport to Detroit
IAD-DTT
IAD-DTW
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Detroit?
Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Detroit (average of $254). Flying from Washington, D.C. Dulles Intl Airport to Detroit in March is currently the most expensive (average of $388). 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 IAD to DTT?
Find hourly flight availability from Dulles Intl to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 26% on flights from Washington, D.C. Dulles Intl Airport to Detroit by exploring options for tickets in the evening.
Weekly flight availability from Washington, D.C. Dulles Intl Airport to Detroit
Explore weekly flight availability from Dulles Intl to Detroit. 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 September 17, 2026.
The most flights from IAD to DTT are scheduled on a Monday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).
How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Detroit?
Airfare is below average for this route at the moment.
Washington, D.C. Dulles Intl Airport to Detroit flights typically cost between $290 and $461 in November.The cheapest round-trip price found within the last 5 days was $155 on Frontier (Nov 9-Nov 11).
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Detroit?
The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Detroit may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Detroit?
Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Detroit. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Detroit flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Detroit
Get insights into the airlines that provide service to Detroit. 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 Detroit. Reviews last updated September 17, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andFrontier from Washington, D.C. Dulles Intl Airport to Detroit. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Detroit. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Detroit?
Book flights to Detroit if you plan to visit one of these locationsRoseville
Port Huron
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Other flights to Detroit
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Dulles Intl and Detroit flights
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Other flights from Dulles Intl
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Top 3 airlines flying from Dulles Intl to Detroit
Discover the top 3 airlines that operate flights from Dulles Intl to Detroit. 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 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$59 | Average$225 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$181 | Average$298 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$190 | Average$350 | FlexibilityNo cancel fee | On-time69% |