$343+ Cheap flights from Wilmington to Portland, ME (ILM - PWM)
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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — PWM
Nov 21 — Nov 281
Round-trip
1 adult, Economy
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Find cheap flights from Wilmington to Portland with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Wilmington to Portland
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Best
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One-way
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 October 22, 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 October 22, 2026.
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 am -
1 stop3h 59m
Mon 11/236:27 am -
1 stop4h 45m
Deal found 10/17![Delta logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:00 am -
2 stops8h 27m
Mon 11/235:35 am -
1 stop5h 47m
Deal found 10/17![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 11/36:00 am -
2 stops8h 27m
Sat 11/76:00 am -
1 stop5h 22m
Deal found 10/19![United Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 10/18. 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 10/248:00 am -
1 stop4h 03m
Sat 10/3112:43 pm -
1 stop5h 00m
Deal found 10/18![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 10/21. 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 10/215:49 pm -
1 stop5h 46m
Sun 10/256:28 am -
1 stop4h 33m
Deal found 10/21![Delta logo]()
$505
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 11/33:35 pm -
2 stops7h 04m
Sat 11/76:00 am -
2 stops8h 55m
Deal found 10/19![American Airlines logo]()
$527
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:04 pm -
1 stop6h 17m
Mon 11/306:27 am -
1 stop4h 45m
Deal found 10/17![Delta logo]()
$569
This American Airlines deal was found by Cheapflights users on 10/18. 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 10/197:11 am -
1 stop4h 15m
Sun 10/256:00 am -
1 stop6h 15m
Deal found 10/18![American Airlines logo]()
$577
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:24 pm -
2 stops8h 54m
Sun 10/256:28 am -
1 stop4h 33m
Deal found 10/18![Delta logo]()
$582
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 October 22, 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 October 22, 2026.
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 am -
1 stop3h 59m
Mon 11/236:27 am -
1 stop4h 45m
Deal found 10/17![Delta logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:00 am -
2 stops8h 27m
Mon 11/235:35 am -
1 stop5h 47m
Deal found 10/17![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2612:20 pm -
1 stop6h 33m
Sat 1/306:00 am -
1 stop5h 45m
Deal found 10/21![United Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 11/36:00 am -
2 stops8h 27m
Sat 11/76:00 am -
1 stop5h 22m
Deal found 10/19![United Airlines logo]()
$425
Last-minute flights from Wilmington to PortlandDiscover last-minute flight deals from Wilmington to Portland. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from Wilmington to Portland. Data last updated October 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/21. 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 10/215:49 pm -
1 stop5h 46m
Sun 10/256:28 am -
1 stop4h 33m
Deal found 10/21![Delta logo]()
$505
This American Airlines deal was found by Cheapflights users on 10/18. 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.
Thu 10/226:06 pm -
1 stop4h 30m
Mon 10/266:00 am -
1 stop6h 15m
Deal found 10/18![American Airlines logo]()
$577
This Delta deal was found by Cheapflights users on 10/18. 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 10/2211:29 am -
1 stop5h 18m
Mon 10/261:52 pm -
2 stops9h 17m
Deal found 10/18![Delta logo]()
$582
This Delta deal was found by Cheapflights users on 10/18. 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 10/248:00 am -
1 stop4h 03m
Sat 10/3112:43 pm -
1 stop5h 00m
Deal found 10/18![Delta logo]()
$433
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 11/36:00 am -
2 stops8h 27m
Sat 11/76:00 am -
1 stop5h 22m
Deal found 10/19![United Airlines logo]()
$425
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 11/33:35 pm -
2 stops7h 04m
Sat 11/76:00 am -
2 stops8h 55m
Deal found 10/19![American Airlines logo]()
$527
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 am -
1 stop3h 59m
Mon 11/236:27 am -
1 stop4h 45m
Deal found 10/17![Delta logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:00 am -
2 stops8h 27m
Mon 11/235:35 am -
1 stop5h 47m
Deal found 10/17![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:04 pm -
1 stop6h 17m
Mon 11/306:27 am -
1 stop4h 45m
Deal found 10/17![Delta logo]()
$569
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 October 22, 2026.
Search for one-way flight options from Wilmington to Portland. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Sun 4/119:44 pm -
1 stop12h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Breeze Airways logo]()
$343
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/113:08 pm -
2 stops8h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 10/20. 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 11/65:20 pm -
1 stop5h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Delta logo]()
$413
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Fri 11/63:05 pm -
2 stops7h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/69:53 pm -
3 stops35h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Breeze Airways logo]()
$763
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 October 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $383 (Delta) |
One-way from | $343 (Kiwi.com) |
Popular in | June |
Cheapest in | April |
Average price | $451 |
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 7,457,451 searches. Data last updated October 22, 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 Wilmington New Hanover County - PWM Portland
ILMPWM
Wilmington New Hanover County
Sun 4/11
3:08 pm-11:52 pm
2 stops8h 44m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$378
WilmingtonPortland
ILM Wilmington New Hanover County - PWM Portland
ILMPWM
Wilmington New Hanover County
Wed 11/18
7:00 am-10:59 am
1 stop3h 59m
Portland
Mon 11/23
6:27 am-11:12 am
1 stop4h 45m
$383
WilmingtonPortland
ILM Wilmington New Hanover County - PWM Portland
ILMPWM
Wilmington New Hanover County
Wed 11/18
6:00 am-2:27 pm
2 stops8h 27m
Portland
Mon 11/23
5:35 am-11:22 am
1 stop5h 47m
$384
Quickest round-trip
WilmingtonPortland
ILM Wilmington New Hanover County - PWM Portland
ILMPWM
Wilmington New Hanover County
Fri 11/6
5:20 pm-11:18 pm
1 stop5h 58m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$413
WilmingtonPortland
ILM Wilmington New Hanover County - PWM Portland
ILMPWM
Wilmington New Hanover County
Fri 11/6
3:05 pm-10:57 pm
2 stops7h 52m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$418
WilmingtonPortland
ILM Wilmington New Hanover County - PWM Portland
ILMPWM
Wilmington New Hanover County
Tue 1/26
12:20 pm-6:53 pm
1 stop6h 33m
Portland
Sat 1/30
6:00 am-11:45 am
1 stop5h 45m
$425
WilmingtonPortland
ILM Wilmington New Hanover County - PWM Portland
ILMPWM
Wilmington New Hanover County
Tue 11/3
6:00 am-2:27 pm
2 stops8h 27m
Portland
Sat 11/7
6:00 am-11:22 am
1 stop5h 22m
$425
WilmingtonPortland
ILM Wilmington New Hanover County - PWM Portland
ILMPWM
Wilmington New Hanover County
Sun 4/11
9:44 pm-10:14 am
3 stops36h 30m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$545
WilmingtonPortland
ILM Wilmington New Hanover County - PWM Portland
ILMPWM
Wilmington New Hanover County
Fri 11/6
9:53 pm-9:21 am
3 stops35h 28m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$763
Sorted 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 October.
| 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, April is the cheapest month in which you can book a flight from Wilmington to Portland, Maine (average of $240). Flying from Wilmington to Portland, Maine in June is currently the most expensive (average of $612). 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?
Airfare is below average for this route at the moment.
Wilmington to Portland, Maine flights typically cost between $385 and $592 in November.The cheapest round-trip price found within the last 5 days was $383 on Delta (Nov 18-Nov 23).
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 October 22, 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.
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Crew
8.5
Overall
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - 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 locationsLewiston
North Conway
Brunswick
Conway
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Wilmington and Portland flights
Browse other Wilmington and Portland flight options. Last updated on October 22, 2026.
Other flights from Wilmington
Browse through other flights departing from Wilmington. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
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 7,457,451 searches. Data last updated October 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$251 | Average$427 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$274 | Average$412 | FlexibilityNo cancel fee | On-time71% |