$109+ Cheap flights from Dulles Intl (IAD) to Louisiana
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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MSY
Jul 6 — Jul 131
Round-trip
1 adult, Economy
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Cheapest flights from Dulles Intl to LouisianaExplore the most affordable flight options available from Dulles Intl to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 6, 2026.
Explore the most affordable flight options available from Dulles Intl to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 6, 2026.
This Mytrip deal was found by Cheapflights users on 6/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:00 pm
IAD
- MSY
1 stop16h 59m
Frontier
Sat 9/195:02 pm
MSY
- IAD
1 stop25h 07m
Frontier
Deal found 6/2![Frontier logo]()
$251
This United Airlines deal was found by Cheapflights users on 6/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:35 pm
IAD
- MSY
1 stop7h 01m
United Airlines
Sat 8/2911:31 am
MSY
- IAD
Nonstop2h 29m
United Airlines
Deal found 6/2![United Airlines logo]()
$253
This Frontier deal was found by Cheapflights users on 6/4. 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.
Mon 10/197:00 am
IAD
- MSY
1 stop10h 07m
Frontier
Fri 10/235:02 pm
MSY
- IAD
1 stop6h 26m
Frontier
Deal found 6/4![Frontier logo]()
$254
This Frontier deal was found by Cheapflights users on 6/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2311:11 am
IAD
- MSY
1 stop6h 15m
Frontier
Mon 8/315:21 pm
MSY
- IAD
1 stop4h 56m
Frontier
Deal found 6/3![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 6/4. 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.
Fri 7/107:49 am
IAD
- MSY
1 stop9h 38m
Frontier
Mon 7/135:12 pm
MSY
- IAD
1 stop4h 43m
Frontier
Deal found 6/4![Frontier logo]()
$256
This Frontier deal was found by Cheapflights users on 6/4. 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.
Sun 6/287:30 am
IAD
- MSY
1 stop9h 56m
Frontier
Sat 7/115:12 pm
MSY
- IAD
1 stop4h 43m
Frontier
Deal found 6/4![Frontier logo]()
$257
This Frontier deal was found by Cheapflights users on 6/4. 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.
Fri 10/307:00 am
IAD
- MSY
1 stop10h 03m
Frontier
Wed 11/44:58 pm
MSY
- IAD
1 stop6h 30m
Frontier
Deal found 6/4![Frontier logo]()
$258
This CheapOair deal was found by Cheapflights users on 6/4. 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.
Fri 9/257:00 am
IAD
- MSY
1 stop10h 09m
Frontier
Tue 9/295:02 pm
MSY
- IAD
1 stop25h 07m
Frontier
Deal found 6/4![Frontier logo]()
$259
This CheapOair deal was found by Cheapflights users on 6/5. 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 8/57:48 am
IAD
- MSY
1 stop9h 39m
Frontier
Sun 8/169:50 pm
MSY
- IAD
1 stop19h 43m
Frontier
Deal found 6/5![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 6/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:12 am
IAD
- MSY
1 stop6h 14m
Frontier
Thu 9/101:00 pm
MSY
- IAD
1 stop5h 09m
Frontier
Deal found 6/3![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:17 am
IAD
- MSY
1 stop6h 09m
Frontier
Wed 7/85:12 pm
MSY
- IAD
2 stops25h 26m
Frontier
Deal found 6/3![Frontier logo]()
$262
This Frontier deal was found by Cheapflights users on 6/5. 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.
Fri 10/167:00 am
IAD
- MSY
1 stop10h 07m
Frontier
Mon 10/195:02 pm
MSY
- IAD
1 stop6h 26m
Frontier
Deal found 6/5![Frontier logo]()
$263
Best flights from Dulles Intl to LouisianaDiscover carefully curated flight deals from Dulles Intl to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 6, 2026.
Discover carefully curated flight deals from Dulles Intl to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 6, 2026.
This United Airlines deal was found by Cheapflights users on 6/3. 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 7/228:02 pm
IAD
- MSY
Nonstop2h 47m
United Airlines
Sat 7/258:00 am
MSY
- IAD
Nonstop2h 33m
United Airlines
Deal found 6/3![United Airlines logo]()
$266
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:00 am
IAD
- MSY
1 stop5h 14m
Delta
Sat 7/258:30 am
MSY
- IAD
1 stop7h 03m
Delta
Deal found 6/2![Delta logo]()
$286
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Fri 7/315:03 am
IAD
- SHV
1 stop6h 42m
American Airlines
Sun 8/212:04 pm
SHV
- IAD
1 stop6h 36m
American Airlines
Deal found 6/3![American Airlines logo]()
$396
This United Airlines deal was found by Cheapflights users on 6/3. 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 7/78:02 pm
IAD
- MSY
Nonstop2h 47m
United Airlines
Thu 7/98:00 am
MSY
- IAD
Nonstop2h 33m
United Airlines
Deal found 6/3![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 6/3. 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 7/13:02 pm
IAD
- AEX
1 stop7h 23m
Delta
Tue 7/76:05 am
AEX
- IAD
1 stop4h 32m
Delta
Deal found 6/3![Delta logo]()
$308
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 pm
IAD
- MSY
Nonstop2h 48m
United Airlines
Sun 8/168:00 am
MSY
- IAD
Nonstop2h 30m
United Airlines
Deal found 6/1![United Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:28 am
IAD
- LFT
1 stop7h 14m
Delta
Mon 9/75:10 pm
LFT
- IAD
1 stop6h 24m
Delta
Deal found 6/2![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 6/4. 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 7/258:02 pm
IAD
- MSY
Nonstop2h 47m
United Airlines
Sat 8/18:00 am
MSY
- IAD
Nonstop2h 33m
United Airlines
Deal found 6/4![United Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 6/1. 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 8/2712:30 pm
IAD
- LFT
1 stop4h 58m
Delta
Sat 9/1211:00 am
LFT
- IAD
1 stop4h 41m
Delta
Deal found 6/1![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:02 pm
IAD
- MSY
Nonstop2h 47m
United Airlines
Tue 7/1412:17 pm
MSY
- IAD
Nonstop2h 33m
United Airlines
Deal found 6/5![United Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 6/3. 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.
Fri 11/206:00 am
IAD
- LFT
1 stop5h 33m
Delta
Sun 11/225:15 pm
LFT
- IAD
1 stop6h 05m
Delta
Deal found 6/3![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:19 pm
IAD
- MSY
Nonstop2h 35m
United Airlines
Mon 11/25:25 pm
MSY
- IAD
1 stop5h 26m
United Airlines
Deal found 6/1![United Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 6/3. 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.
Fri 7/2412:37 pm
IAD
- MLU
1 stop5h 31m
Delta
Mon 7/271:00 pm
MLU
- IAD
1 stop4h 30m
Delta
Deal found 6/3![Delta logo]()
$328
This United Airlines deal was found by Cheapflights users on 6/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/58:02 pm
IAD
- MSY
Nonstop2h 47m
United Airlines
Tue 7/73:43 pm
MSY
- IAD
1 stop6h 00m
United Airlines
Deal found 6/2![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 6/3. 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 7/112:39 pm
IAD
- MLU
1 stop5h 31m
Delta
Wed 7/85:48 pm
MLU
- IAD
1 stop5h 53m
Delta
Deal found 6/3![Delta logo]()
$328
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Wed 7/16:20 am
IAD
- MLU
2 stops12h 58m
American Airlines
Wed 7/81:43 pm
MLU
- IAD
2 stops7h 22m
American Airlines
Deal found 6/3![American Airlines logo]()
$535
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:45 am
IAD
- MSY
Nonstop2h 54m
United Airlines
Wed 9/25:05 am
MSY
- IAD
1 stop5h 23m
United Airlines
Deal found 6/5![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 6/1. 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 8/208:28 am
IAD
- MLU
1 stop4h 48m
Delta
Thu 8/276:07 am
MLU
- IAD
1 stop4h 26m
Delta
Deal found 6/1![Delta logo]()
$328
This United Airlines deal was found by Cheapflights users on 6/5. 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 10/255:19 pm
IAD
- MSY
Nonstop2h 35m
United Airlines
Wed 10/2812:34 pm
MSY
- IAD
Nonstop2h 35m
United Airlines
Deal found 6/5![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:00 am
IAD
- AEX
1 stop5h 59m
Delta
Fri 7/2411:46 am
AEX
- IAD
1 stop5h 44m
Delta
Deal found 6/2![Delta logo]()
$328
This United Airlines deal was found by Cheapflights users on 6/5. 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 9/256:15 am
IAD
- SHV
1 stop5h 36m
United Airlines
Mon 9/285:46 pm
SHV
- IAD
1 stop5h 44m
United Airlines
Deal found 6/5![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 6/5. 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 9/106:00 am
IAD
- SHV
1 stop7h 16m
Delta
Sun 9/136:00 am
SHV
- IAD
1 stop4h 59m
Delta
Deal found 6/5![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/5. 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 7/93:02 pm
IAD
- SHV
1 stop5h 50m
Delta
Sun 7/127:46 am
SHV
- IAD
1 stop5h 33m
Delta
Deal found 6/5![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Thu 7/238:02 pm
IAD
- MSY
Nonstop2h 47m
United Airlines
Mon 7/2712:17 pm
MSY
- IAD
Nonstop2h 33m
United Airlines
Deal found 6/3![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 6/4. 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 9/26:00 am
IAD
- LFT
1 stop6h 00m
Delta
Sat 9/54:00 pm
LFT
- IAD
1 stop7h 34m
Delta
Deal found 6/4![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 6/5. 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 11/196:30 am
IAD
- MSY
1 stop5h 15m
United Airlines
Sat 11/215:25 pm
MSY
- IAD
1 stop5h 26m
United Airlines
Deal found 6/5![United Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:00 pm
IAD
- LFT
1 stop4h 45m
Delta
Fri 7/105:03 pm
LFT
- IAD
1 stop6h 38m
Delta
Deal found 6/5![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:00 am
IAD
- SHV
1 stop4h 44m
Delta
Sat 8/14:00 pm
SHV
- IAD
1 stop7h 41m
Delta
Deal found 6/2![Delta logo]()
$358
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 8/296:30 am
IAD
- SHV
1 stop5h 04m
United Airlines
Tue 9/13:35 pm
SHV
- IAD
1 stop7h 20m
United Airlines
Deal found 6/3![United Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/212:39 pm
IAD
- MLU
1 stop5h 31m
Delta
Wed 7/85:48 pm
MLU
- IAD
1 stop5h 53m
Delta
Deal found 6/2![Delta logo]()
$368
Last-minute flights from Dulles Intl to LouisianaDiscover last-minute flight deals from Dulles Intl to Louisiana. Data last updated June 6, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Louisiana. Data last updated June 6, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 6/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:24 am
IAD
- MSY
1 stop6h 02m
Frontier
Sat 6/275:21 pm
MSY
- IAD
1 stop4h 56m
Frontier
Deal found 6/3![Frontier logo]()
$264
This Priceline deal was found by Cheapflights users on 6/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2511:24 am
IAD
- MSY
1 stop6h 02m
Frontier
Sat 6/275:21 pm
MSY
- IAD
1 stop4h 56m
Frontier
Deal found 6/2![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 6/4. 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.
Sun 6/287:30 am
IAD
- MSY
1 stop9h 56m
Frontier
Sat 7/115:12 pm
MSY
- IAD
1 stop4h 43m
Frontier
Deal found 6/4![Frontier logo]()
$257
This United Airlines deal was found by Cheapflights users on 6/4. 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 7/18:02 pm
IAD
- MSY
Nonstop2h 47m
United Airlines
Wed 7/2212:17 pm
MSY
- IAD
Nonstop2h 33m
United Airlines
Deal found 6/4![United Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/111:17 am
IAD
- MSY
1 stop6h 09m
Frontier
Wed 7/812:36 pm
MSY
- IAD
2 stops9h 19m
Frontier
Deal found 6/4![Frontier logo]()
$260
This Priceline deal was found by Cheapflights users on 6/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/211:24 am
IAD
- MSY
1 stop6h 02m
Frontier
Tue 7/72:14 pm
MSY
- IAD
1 stop5h 39m
Frontier
Deal found 6/2![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:05 pm
IAD
- SHV
1 stop13h 22m
Allegiant Air
Fri 7/103:27 pm
SHV
- IAD
1 stop27h 48m
Allegiant Air
Deal found 6/5![Allegiant Air logo]()
$280
This Frontier deal was found by Cheapflights users on 6/4. 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.
Fri 7/107:49 am
IAD
- MSY
1 stop9h 38m
Frontier
Mon 7/135:12 pm
MSY
- IAD
1 stop4h 43m
Frontier
Deal found 6/4![Frontier logo]()
$256
This Expedia deal was found by Cheapflights users on 6/4. 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.
Sun 7/127:49 am
IAD
- MSY
1 stop9h 18m
Frontier
Sat 7/183:44 pm
MSY
- IAD
1 stop20h 03m
Frontier
Deal found 6/4![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 6/4. 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.
Fri 7/177:49 am
IAD
- MSY
1 stop9h 38m
Frontier
Wed 7/225:12 pm
MSY
- IAD
1 stop4h 43m
Frontier
Deal found 6/4![Frontier logo]()
$258
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 7/258:02 pm
IAD
- MSY
Nonstop2h 47m
United Airlines
Tue 7/2812:17 pm
MSY
- IAD
Nonstop2h 33m
United Airlines
Deal found 6/3![United Airlines logo]()
$266
This Frontier deal was found by Cheapflights users on 6/4. 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.
Fri 7/317:49 am
IAD
- MSY
1 stop9h 38m
Frontier
Mon 8/35:12 pm
MSY
- IAD
1 stop4h 43m
Frontier
Deal found 6/4![Frontier logo]()
$255
One-way flights from Dulles Intl to LouisianaSearch for one-way flight options from Dulles Intl to Louisiana. Find affordable one-way fares based on user searches. Data last updated June 6, 2026.
Search for one-way flight options from Dulles Intl to Louisiana. Find affordable one-way fares based on user searches. Data last updated June 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 8/57:48 am
IAD
- MSY
1 stop9h 39m
Frontier
Deal found 6/6![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:03 pm
IAD
- MSY
1 stop26h 05m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$110
This Delta deal was found by Cheapflights users on 6/1. 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 8/1210:16 am
IAD
- MSY
1 stop5h 07m
Delta
Deal found 6/1![Delta logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/234:26 pm
IAD
- MSY
1 stop25h 42m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/138:54 pm
IAD
- SHV
1 stop13h 13m
Allegiant Air
Deal found 6/3![Allegiant Air logo]()
$114
This United Airlines deal was found by Cheapflights users on 6/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:02 pm
IAD
- MSY
Nonstop2h 47m
United Airlines
Deal found 6/2![United Airlines logo]()
$114
This Super.com deal was found by Cheapflights users on 6/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3011:24 am
IAD
- MSY
1 stop6h 02m
Frontier
Deal found 6/2![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:57 pm
IAD
- MSY
1 stop20h 29m
Frontier
Deal found 6/3![Frontier logo]()
$118
This Super.com deal was found by Cheapflights users on 6/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/811:11 am
IAD
- MSY
1 stop20h 43m
Frontier
Deal found 6/3![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 6/5. 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.
Wed 7/157:49 am
IAD
- MSY
1 stop9h 38m
Frontier
Deal found 6/5![Frontier logo]()
$120
This Frontier deal was found by Cheapflights users on 6/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:54 am
IAD
- MSY
1 stop6h 32m
Frontier
Deal found 6/2![Frontier logo]()
$122
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/193:03 pm
IAD
- MSY
1 stop6h 30m
Delta
Deal found 6/2![Delta logo]()
$124
Find flight deals from Dulles Intl to Louisiana
Keep the following information in mind while searching for Dulles Intl to Louisiana flight deals. Data was last updated June 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $251 (Mytrip) |
One-way from | $109 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $358 |
Good round-trip deal | $360 or less |
Good one-way deal | $205 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Louisiana 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 June 6, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Louisiana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.New Orleans
IAD - MSY
IADMSY
Washington, D.C. Dulles Intl
Wed 7/22
8:02 pm-9:49 pm
Nonstop2h 47m
New Orleans Louis Armstrong
Sat 7/25
8:00 am-11:33 am
Nonstop2h 33m
$266
Washington, D.C.New Orleans
IAD - MSY
IADMSY
Washington, D.C. Dulles Intl
Tue 7/7
8:02 pm-9:49 pm
Nonstop2h 47m
New Orleans Louis Armstrong
Thu 7/9
8:00 am-11:33 am
Nonstop2h 33m
$279
Washington, D.C.New Orleans
IAD - MSY
IADMSY
Washington, D.C. Dulles Intl
Tue 7/7
6:00 am-10:14 am
1 stop5h 14m
New Orleans Louis Armstrong
Sat 7/25
8:30 am-4:33 pm
1 stop7h 03m
$286
Washington, D.C.New Orleans
IAD - MSY
IADMSY
Washington, D.C. Dulles Intl
Wed 8/12
6:00 pm-7:48 pm
Nonstop2h 48m
New Orleans Louis Armstrong
Sun 8/16
8:00 am-11:30 am
Nonstop2h 30m
$295
Washington, D.C.New Orleans
IAD - MSY
IADMSY
Washington, D.C. Dulles Intl
Sat 7/25
8:02 pm-9:49 pm
Nonstop2h 47m
New Orleans Louis Armstrong
Sat 8/1
8:00 am-11:33 am
Nonstop2h 33m
$305
Washington, D.C.New Orleans
IAD - MSY
IADMSY
Washington, D.C. Dulles Intl
Tue 7/7
8:02 pm-9:49 pm
Nonstop2h 47m
New Orleans Louis Armstrong
Tue 7/14
12:17 pm-3:50 pm
Nonstop2h 33m
$307
Washington, D.C.Alexandria
IAD - AEX
IADAEX
Washington, D.C. Dulles Intl
Wed 7/1
3:02 pm-9:25 pm
1 stop7h 23m
Alexandria
Tue 7/7
6:05 am-11:37 am
1 stop4h 32m
$308
Washington, D.C.New Orleans
IAD - MSY
IADMSY
Washington, D.C. Dulles Intl
Sat 10/31
5:19 pm-6:54 pm
Nonstop2h 35m
New Orleans Louis Armstrong
Mon 11/2
5:25 pm-11:51 pm
1 stop5h 26m
$315
Washington, D.C.New Orleans
IAD - MSY
IADMSY
Washington, D.C. Dulles Intl
Sun 7/5
8:02 pm-9:49 pm
Nonstop2h 47m
New Orleans Louis Armstrong
Tue 7/7
3:43 pm-10:43 pm
1 stop6h 00m
$318
Washington, D.C.New Orleans
IAD - MSY
IADMSY
Washington, D.C. Dulles Intl
Sun 8/30
8:45 am-10:39 am
Nonstop2h 54m
New Orleans Louis Armstrong
Wed 9/2
5:05 am-11:28 am
1 stop5h 23m
$318
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Dulles Intl to Louisiana
Have a flexible travel schedule? Discover the best time to fly to Louisiana from Dulles Intl with our price prediction graph.
IAD-MSY
IAD-LFT
IAD-SHV
IAD-MLU
IAD-BTR
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 Louisiana
IAD-USLA
IAD-MSY
IAD-LFT
IAD-SHV
IAD-MLU
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Louisiana?
Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Louisiana (average of $54). Flying from Washington, D.C. Dulles Intl Airport to Louisiana in August is currently the most expensive (average of $255). 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 LA?
Find hourly flight availability from Dulles Intl to Louisiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 6, 2026.
A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Louisiana in the morning. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight at noon.
Weekly flight availability from Washington, D.C. Dulles Intl Airport to Louisiana
Explore weekly flight availability from Dulles Intl to Louisiana. 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 June 6, 2026.
The most flights from IAD to USLA are scheduled on a Thursday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Louisiana?
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Louisiana?
To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Louisiana, you should look to book at least 53 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Louisiana?
Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Louisiana. Price data was last updated on May 30, 2026.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Louisiana flight should consider departing on Tuesday mornings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Louisiana
Get insights into the airlines that provide service to Louisiana. 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 Louisiana. Reviews last updated June 6, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Washington, D.C. Dulles Intl Airport to Louisiana to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Louisiana. 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 Dulles Intl to Louisiana
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Complete your trip
Complete your trip to Louisiana by adding a car rental and/or hotel reservation to your travel itinerary.
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Dulles Intl and Louisiana flights
Browse other Dulles Intl and Louisiana flight options. Last updated on June 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dulles Intl to Louisiana flights
Consider these flights traveling from Dulles Intl to Louisiana.
Top 4 airlines flying from Dulles Intl to Louisiana
Discover the top 4 airlines that operate flights from Dulles Intl to Louisiana. 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 June 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$112 | Average$395 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$126 | Average$250 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$169 | Average$445 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$273 | Average$434 | FlexibilityNo cancel fee | On-time71% |