$173+ Cheap flights from Wilmington to Portland, ME (ILM - PWM)
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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — PWM
May 24 — May 311
Round-trip
1 adult, Economy
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Find cheap flights from Wilmington to Portland with Cheapflights
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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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Cheapest flights from Wilmington to PortlandExplore the most affordable flight options available from Wilmington to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.
Explore the most affordable flight options available from Wilmington to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.
This Delta deal was found by Cheapflights users on 4/21. 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 6/2311:30 am
ILM
- PWM
1 stop5h 19m
Delta
Tue 6/3011:02 am
PWM
- ILM
1 stop7h 09m
Delta
Deal found 4/21![Delta logo]()
$275
This United Airlines deal was found by Cheapflights users on 4/23. 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 8/47:30 am
ILM
- PWM
2 stops11h 57m
United Airlines
Wed 8/125:15 am
PWM
- ILM
2 stops10h 13m
United Airlines
Deal found 4/23![United Airlines logo]()
$285
This Delta deal was found by Cheapflights users on 4/23. 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 5/196:15 pm
ILM
- PWM
1 stop5h 03m
Delta
Wed 5/275:51 pm
PWM
- ILM
1 stop4h 48m
Delta
Deal found 4/23![Delta logo]()
$296
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/86:00 am
ILM
- PWM
1 stop7h 27m
United Airlines
Mon 5/1111:08 am
PWM
- ILM
1 stop4h 15m
United Airlines
Deal found 4/23![United Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:23 pm
ILM
- PWM
2 stops10h 20m
Delta
Tue 5/126:00 am
PWM
- ILM
1 stop7h 36m
Delta
Deal found 4/23![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 4/21. 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 7/2111:25 am
ILM
- PWM
1 stop5h 25m
Delta
Thu 8/65:30 pm
PWM
- ILM
1 stop5h 14m
Delta
Deal found 4/21![Delta logo]()
$323
This American Airlines deal was found by Cheapflights users on 4/23. 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 6/297:02 am
ILM
- PWM
2 stops7h 22m
American Airlines
Wed 7/86:00 pm
PWM
- ILM
1 stop5h 45m
American Airlines
Deal found 4/23![American Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 4/21. 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 7/205:25 pm
ILM
- PWM
1 stop6h 05m
Delta
Wed 8/55:30 pm
PWM
- ILM
1 stop5h 14m
Delta
Deal found 4/21![Delta logo]()
$344
This American Airlines deal was found by Cheapflights users on 4/20. 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 5/27:00 am
ILM
- PWM
1 stop3h 54m
American Airlines
Tue 5/57:10 am
PWM
- ILM
1 stop4h 40m
American Airlines
Deal found 4/20![American Airlines logo]()
$350
Best flights from Wilmington to PortlandDiscover carefully curated flight deals from Wilmington to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2026.
Discover carefully curated flight deals from Wilmington to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2026.
This Delta deal was found by Cheapflights users on 4/24. 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 6/2311:30 am
ILM
- PWM
1 stop5h 19m
Delta
Tue 6/3011:02 am
PWM
- ILM
1 stop7h 09m
Delta
Deal found 4/24![Delta logo]()
$275
This American Airlines deal was found by Cheapflights users on 4/22. 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 8/76:00 am
ILM
- PWM
1 stop6h 40m
American Airlines
Mon 8/106:46 pm
PWM
- ILM
1 stop4h 57m
American Airlines
Deal found 4/22![American Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 4/23. 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 8/46:50 am
ILM
- PWM
1 stop5h 42m
Delta
Wed 8/125:59 pm
PWM
- ILM
1 stop5h 00m
Delta
Deal found 4/23![Delta logo]()
$275
This United Airlines deal was found by Cheapflights users on 4/19. 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 8/294:09 pm
ILM
- PWM
1 stop18h 03m
United Airlines
Wed 9/29:15 am
PWM
- ILM
1 stop6h 13m
United Airlines
Deal found 4/19![United Airlines logo]()
$586
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:23 pm
ILM
- PWM
2 stops10h 20m
Delta
Tue 5/126:00 am
PWM
- ILM
1 stop7h 36m
Delta
Deal found 4/23![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 4/21. 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 7/2111:25 am
ILM
- PWM
1 stop5h 25m
Delta
Wed 8/55:30 pm
PWM
- ILM
1 stop5h 14m
Delta
Deal found 4/21![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 4/23. 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 5/192:23 pm
ILM
- PWM
2 stops10h 20m
Delta
Wed 5/2712:50 pm
PWM
- ILM
2 stops10h 34m
Delta
Deal found 4/23![Delta logo]()
$367
This American Airlines deal was found by Cheapflights users on 4/19. 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 7/177:52 pm
ILM
- PWM
1 stop4h 07m
American Airlines
Mon 7/206:01 am
PWM
- ILM
1 stop6h 27m
American Airlines
Deal found 4/19![American Airlines logo]()
$507
This Delta deal was found by Cheapflights users on 4/21. 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 7/225:25 pm
ILM
- PWM
1 stop6h 05m
Delta
Wed 8/55:30 pm
PWM
- ILM
1 stop5h 14m
Delta
Deal found 4/21![Delta logo]()
$371
This Delta deal was found by Cheapflights users on 4/22. 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 5/202:23 pm
ILM
- PWM
2 stops10h 20m
Delta
Mon 5/256:02 am
PWM
- ILM
1 stop4h 43m
Delta
Deal found 4/22![Delta logo]()
$440
This Delta deal was found by Cheapflights users on 4/23. 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 7/75:25 pm
ILM
- PWM
1 stop6h 05m
Delta
Sun 7/125:30 pm
PWM
- ILM
1 stop5h 14m
Delta
Deal found 4/23![Delta logo]()
$477
This Delta deal was found by Cheapflights users on 4/19. 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 5/45:50 pm
ILM
- PWM
1 stop5h 33m
Delta
Fri 5/82:38 pm
PWM
- ILM
2 stops8h 46m
Delta
Deal found 4/19![Delta logo]()
$528
Last-minute flights from Wilmington to PortlandDiscover last-minute flight deals from Wilmington to Portland. Data last updated April 24, 2026 and is based on user searches.
Discover last-minute flight deals from Wilmington to Portland. Data last updated April 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:50 pm
ILM
- PWM
1 stop5h 33m
Delta
Mon 5/46:00 am
PWM
- ILM
1 stop5h 28m
Delta
Deal found 4/20![Delta logo]()
$362
This American Airlines deal was found by Cheapflights users on 4/20. 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 5/27:00 am
ILM
- PWM
1 stop3h 54m
American Airlines
Tue 5/57:10 am
PWM
- ILM
1 stop4h 40m
American Airlines
Deal found 4/20![American Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/24:31 pm
ILM
- PWM
2 stops7h 28m
United Airlines
Tue 5/55:30 am
PWM
- ILM
2 stops9h 53m
United Airlines
Deal found 4/20![United Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/72:23 pm
ILM
- PWM
2 stops10h 20m
Delta
Sat 5/912:50 pm
PWM
- ILM
2 stops8h 19m
Delta
Deal found 4/21![Delta logo]()
$358
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/86:00 am
ILM
- PWM
1 stop7h 27m
United Airlines
Tue 5/1211:08 am
PWM
- ILM
1 stop4h 15m
United Airlines
Deal found 4/23![United Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:23 pm
ILM
- PWM
2 stops10h 20m
Delta
Tue 5/126:00 am
PWM
- ILM
1 stop7h 36m
Delta
Deal found 4/23![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 4/23. 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 5/196:15 pm
ILM
- PWM
1 stop5h 03m
Delta
Wed 5/275:51 pm
PWM
- ILM
1 stop4h 48m
Delta
Deal found 4/23![Delta logo]()
$296
This Delta deal was found by Cheapflights users on 4/22. 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 5/206:15 pm
ILM
- PWM
1 stop5h 03m
Delta
Mon 5/256:02 am
PWM
- ILM
1 stop4h 43m
Delta
Deal found 4/22![Delta logo]()
$344
One-way flights from Wilmington to PortlandSearch for one-way flight options from Wilmington to Portland. Find affordable one-way fares based on user searches. Data last updated April 24, 2026.
Search for one-way flight options from Wilmington to Portland. Find affordable one-way fares based on user searches. Data last updated April 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/284:30 pm
ILM
- PWM
1 stop16h 42m
Breeze Airways
Deal found 4/20![Breeze Airways logo]()
$173
This Delta deal was found by Cheapflights users on 4/19. 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 5/206:15 pm
ILM
- PWM
1 stop5h 03m
Delta
Deal found 4/19![Delta logo]()
$194
This American Airlines deal was found by Cheapflights users on 4/20. 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 5/275:09 am
ILM
- PWM
2 stops7h 31m
American Airlines
Deal found 4/20![American Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/264:38 pm
ILM
- PWM
3 stops50h 38m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 6/44:30 pm
ILM
- PWM
1 stop16h 42m
Breeze Airways
Deal found 4/23![Breeze Airways logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 6/49:22 pm
ILM
- PWM
3 stops42h 54m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/288:20 pm
ILM
- PWM
3 stops43h 56m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/292:35 pm
ILM
- PWM
2 stops25h 41m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$232
This American Airlines deal was found by Cheapflights users on 4/20. 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 5/256:11 am
ILM
- PWM
1 stop6h 29m
American Airlines
Deal found 4/20![American Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 6/234:38 pm
ILM
- PWM
2 stops23h 38m
Breeze Airways
Deal found 4/21![Breeze Airways logo]()
$243
Find flight deals from Wilmington to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) to Portland (PWM). 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 April 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $275 (Delta) |
One-way from | $173 (Kiwi.com) |
Popular in | April |
Cheapest in | June |
Average price | $861 |
Cheapflights Fare Finder
Customize your flight search to find flights from Wilmington to Portland 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 April 24, 2026.
Use the filters below to find and compare flights from Wilmington to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Tue 6/23
11:30 am-4:49 pm
1 stop5h 19m
Portland
Tue 6/30
11:02 am-6:11 pm
1 stop7h 09m
$275
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Tue 8/4
6:50 am-12:32 pm
1 stop5h 42m
Portland
Wed 8/12
5:59 pm-10:59 pm
1 stop5h 00m
$275
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Fri 5/8
2:23 pm-12:43 am
2 stops10h 20m
Portland
Tue 5/12
6:00 am-1:36 pm
1 stop7h 36m
$322
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Tue 7/21
11:25 am-4:50 pm
1 stop5h 25m
Portland
Wed 8/5
5:30 pm-10:44 pm
1 stop5h 14m
$323
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Tue 5/19
2:23 pm-12:43 am
2 stops10h 20m
Portland
Wed 5/27
12:50 pm-11:24 pm
2 stops10h 34m
$367
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Wed 7/22
5:25 pm-11:30 pm
1 stop6h 05m
Portland
Wed 8/5
5:30 pm-10:44 pm
1 stop5h 14m
$371
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Fri 8/7
6:00 am-12:40 pm
1 stop6h 40m
Portland
Mon 8/10
6:46 pm-11:43 pm
1 stop4h 57m
$372
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Wed 5/20
2:23 pm-12:43 am
2 stops10h 20m
Portland
Mon 5/25
6:02 am-10:45 am
1 stop4h 43m
$440
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Tue 7/7
5:25 pm-11:30 pm
1 stop6h 05m
Portland
Sun 7/12
5:30 pm-10:44 pm
1 stop5h 14m
$477
Quickest round-trip
WilmingtonPortland
ILM - PWM
ILMPWM
Wilmington New Hanover County
Fri 7/17
7:52 pm-11:59 pm
1 stop4h 07m
Portland
Mon 7/20
6:01 am-12:28 pm
1 stop6h 27m
$507
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Wilmington to Portland
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 Wilmington to Portland in April.
| 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 Wilmington-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Wilmington-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Wilmington-Portland, Maine flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Wilmington-Portland, Maine 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 Wilmington-Portland, Maine 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 Wilmington to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Wilmington with our price prediction graph.
ILM-PWM
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 Wilmington to Portland
What is the cheapest month to book a flight from Wilmington to Portland, Maine?
Currently, June is the cheapest month in which you can book a flight from Wilmington to Portland, Maine (average of $314). Flying from Wilmington to Portland, Maine in April is currently the most expensive (average of $861). 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.
How much does it cost to fly round-trip from Wilmington to Portland, Maine?
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated April 24, 2026.
See what other customers who have flown with Delta and American Airlines from Wilmington to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.9
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.9
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.9
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Wilmington to Portland. 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 Portland?
Book flights to Portland if you plan to visit one of these locationsNorth Conway
Brunswick
Auburn
Lewiston
Conway
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Top 2 airlines flying from Wilmington to Portland
Discover the top 2 airlines that operate flights from Wilmington to Portland. 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 April 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$241 | Average$372 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$333 | FlexibilityNo cancel fee | On-timeN/A |