$185+ Cheap flights from Helena to Baltimore (HLN - BWI)
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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BWI
May 29 — Jun 51
Round-trip
1 adult, Economy
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Cheapest flights from Helena to BaltimoreExplore the most affordable flight options available from Helena to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.
Explore the most affordable flight options available from Helena to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.
This Delta deal was found by Cheapflights users on 4/25. 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 5/285:45 am
HLN
- BWI
2 stops13h 05m
Delta
Mon 6/16:10 am
BWI
- HLN
2 stops8h 13m
Delta
Deal found 4/25![Delta logo]()
$379
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.
Sat 5/91:03 pm
HLN
- BWI
1 stop8h 22m
Delta
Wed 5/137:00 am
BWI
- HLN
1 stop7h 23m
Delta
Deal found 4/24![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 4/25. 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 6/91:00 pm
HLN
- BWI
2 stops9h 40m
Delta
Sun 6/145:40 am
BWI
- HLN
2 stops8h 40m
Delta
Deal found 4/25![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 4/25. 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 6/91:00 pm
HLN
- BWI
2 stops9h 40m
Delta
Tue 6/166:19 am
BWI
- HLN
2 stops18h 12m
Delta
Deal found 4/25![Delta logo]()
$474
This Delta deal was found by Cheapflights users on 4/25. 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 6/91:00 pm
HLN
- BWI
2 stops9h 40m
Delta
Wed 6/177:10 am
BWI
- HLN
1 stop17h 21m
Delta
Deal found 4/25![Delta logo]()
$514
This Delta deal was found by Cheapflights users on 4/25. 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 6/81:00 pm
HLN
- BWI
2 stops17h 46m
Delta
Sun 6/145:40 am
BWI
- HLN
2 stops8h 40m
Delta
Deal found 4/25![Delta logo]()
$515
This Delta deal was found by Cheapflights users on 4/25. 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 6/111:00 pm
HLN
- BWI
2 stops9h 40m
Delta
Mon 6/1511:54 am
BWI
- HLN
2 stops12h 37m
Delta
Deal found 4/25![Delta logo]()
$519
Best flights from Helena to BaltimoreDiscover carefully curated flight deals from Helena to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
Discover carefully curated flight deals from Helena to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 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.
Sat 5/91:03 pm
HLN
- BWI
1 stop8h 22m
Delta
Wed 5/137:00 am
BWI
- HLN
1 stop7h 23m
Delta
Deal found 4/24![Delta logo]()
$419
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:43 pm
HLN
- BWI
1 stop11h 45m
Alaska Airlines
Mon 6/17:35 pm
BWI
- HLN
1 stop22h 31m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 4/25. 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 6/102:20 pm
HLN
- BWI
1 stop7h 10m
United Airlines
Sat 6/138:30 am
BWI
- HLN
1 stop7h 03m
United Airlines
Deal found 4/25![United Airlines logo]()
$609
This Delta deal was found by Cheapflights users on 4/25. 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 6/111:00 pm
HLN
- BWI
2 stops9h 40m
Delta
Wed 6/177:10 am
BWI
- HLN
1 stop17h 21m
Delta
Deal found 4/25![Delta logo]()
$514
This Delta deal was found by Cheapflights users on 4/25. 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 6/111:00 pm
HLN
- BWI
2 stops9h 40m
Delta
Sat 6/137:10 am
BWI
- HLN
1 stop7h 10m
Delta
Deal found 4/25![Delta logo]()
$514
This Delta deal was found by Cheapflights users on 4/25. 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 6/111:00 pm
HLN
- BWI
2 stops9h 40m
Delta
Mon 6/1511:54 am
BWI
- HLN
2 stops12h 37m
Delta
Deal found 4/25![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 4/28. 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 6/81:00 pm
HLN
- BWI
2 stops17h 46m
Delta
Tue 6/166:19 am
BWI
- HLN
2 stops18h 12m
Delta
Deal found 4/28![Delta logo]()
$612
This Delta deal was found by Cheapflights users on 4/25. 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 6/81:00 pm
HLN
- BWI
2 stops17h 46m
Delta
Wed 6/179:39 am
BWI
- HLN
2 stops14h 52m
Delta
Deal found 4/25![Delta logo]()
$624
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.
Wed 5/131:03 pm
HLN
- BWI
2 stops9h 44m
Delta
Mon 5/187:00 am
BWI
- HLN
1 stop7h 23m
Delta
Deal found 4/24![Delta logo]()
$624
This Delta deal was found by Cheapflights users on 4/28. 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 6/91:00 pm
HLN
- BWI
2 stops9h 40m
Delta
Tue 6/167:10 am
BWI
- HLN
1 stop7h 10m
Delta
Deal found 4/28![Delta logo]()
$644
Last-minute flights from Helena to BaltimoreDiscover last-minute flight deals from Helena to Baltimore. Data last updated April 29, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Baltimore. Data last updated April 29, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:22 pm
HLN
- BWI
1 stop9h 22m
Alaska Airlines
Tue 5/127:35 pm
BWI
- HLN
1 stop22h 31m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$564
This Delta deal was found by Cheapflights users on 4/27. 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 5/75:45 am
HLN
- BWI
2 stops10h 19m
Delta
Tue 5/127:00 am
BWI
- HLN
1 stop7h 23m
Delta
Deal found 4/27![Delta logo]()
$614
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/76:15 am
HLN
- BWI
2 stops12h 47m
United Airlines
Tue 5/129:20 am
BWI
- HLN
2 stops14h 26m
United Airlines
Deal found 4/25![United Airlines logo]()
$673
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.
Sat 5/91:03 pm
HLN
- BWI
1 stop8h 22m
Delta
Wed 5/137:00 am
BWI
- HLN
1 stop7h 23m
Delta
Deal found 4/24![Delta logo]()
$419
One-way flights from Helena to BaltimoreSearch for one-way flight options from Helena to Baltimore. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
Search for one-way flight options from Helena to Baltimore. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
This Expedia deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:09 pm
HLN
- BWI
1 stop10h 32m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$185
This Delta deal was found by Cheapflights users on 4/28. 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 8/1212:50 pm
HLN
- BWI
2 stops9h 26m
Delta
Deal found 4/28![Delta logo]()
$273
This Delta deal was found by Cheapflights users on 4/28. 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 8/145:45 am
HLN
- BWI
2 stops11h 07m
Delta
Deal found 4/28![Delta logo]()
$303
This Delta deal was found by Cheapflights users on 4/28. 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 8/115:45 am
HLN
- BWI
2 stops11h 07m
Delta
Deal found 4/28![Delta logo]()
$335
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 8/102:20 pm
HLN
- BWI
1 stop7h 10m
United Airlines
Deal found 4/28![United Airlines logo]()
$338
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:09 pm
HLN
- BWI
1 stop11h 18m
Alaska Airlines
Deal found 4/28![Alaska Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 4/26. 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 8/116:15 am
HLN
- BWI
1 stop6h 57m
United Airlines
Deal found 4/26![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 4/28. 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 8/1012:50 pm
HLN
- BWI
2 stops9h 26m
Delta
Deal found 4/28![Delta logo]()
$415
This United Airlines deal was found by Cheapflights users on 4/26. 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 8/136:15 am
HLN
- BWI
1 stop6h 57m
United Airlines
Deal found 4/26![United Airlines logo]()
$450
Find flight deals from Helena to Baltimore
Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Baltimore (BWI). 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 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Delta) |
One-way from | $185 (Expedia) |
Popular in | March |
Cheapest in | October |
Average price | $403 |
Cheapflights Fare Finder
Customize your flight search to find flights from Helena to Baltimore 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 29, 2026.
Use the filters below to find and compare flights from Helena to Baltimore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Sat 5/9
1:03 pm-11:25 pm
1 stop8h 22m
Baltimore/Washington
Wed 5/13
7:00 am-12:23 pm
1 stop7h 23m
$419
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Thu 5/28
4:43 pm-6:28 am
1 stop11h 45m
Baltimore/Washington
Mon 6/1
7:35 pm-4:06 pm
1 stop22h 31m
$419
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Thu 6/11
1:00 pm-12:40 am
2 stops9h 40m
Baltimore/Washington
Wed 6/17
7:10 am-10:31 pm
1 stop17h 21m
$514
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Thu 6/11
1:00 pm-12:40 am
2 stops9h 40m
Baltimore/Washington
Sat 6/13
7:10 am-12:20 pm
1 stop7h 10m
$514
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Thu 6/11
1:00 pm-12:40 am
2 stops9h 40m
Baltimore/Washington
Mon 6/15
11:54 am-10:31 pm
2 stops12h 37m
$519
Quickest round-trip
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Wed 6/10
2:20 pm-11:30 pm
1 stop7h 10m
Baltimore/Washington
Sat 6/13
8:30 am-1:33 pm
1 stop7h 03m
$609
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Mon 6/8
1:00 pm-8:46 am
2 stops17h 46m
Baltimore/Washington
Tue 6/16
6:19 am-10:31 pm
2 stops18h 12m
$612
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Mon 6/8
1:00 pm-8:46 am
2 stops17h 46m
Baltimore/Washington
Wed 6/17
9:39 am-10:31 pm
2 stops14h 52m
$624
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Wed 5/13
1:03 pm-12:47 am
2 stops9h 44m
Baltimore/Washington
Mon 5/18
7:00 am-12:23 pm
1 stop7h 23m
$624
HelenaBaltimore
HLN - BWI
HLNBWI
Helena
Tue 6/9
1:00 pm-12:40 am
2 stops9h 40m
Baltimore/Washington
Tue 6/16
7:10 am-12:20 pm
1 stop7h 10m
$644
Showing 1-10 of 19 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Helena-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helena-Baltimore flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Helena-Baltimore 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 Helena-Baltimore 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 Helena to Baltimore
Have a flexible travel schedule? Discover the best time to fly to Baltimore from Helena with our price prediction graph.
HLN-BWI
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.
Reviews of airlines servicing Baltimore
Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated April 29, 2026.
Get a feel of what it's like to fly with United Airlines from Helena to Baltimore by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Food
6.6
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Overall
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Crew
8.1
Food
6.6
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Overall
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from Helena to Baltimore. 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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Helena and Baltimore flights
Browse other Helena and Baltimore flight options. Last updated on April 29, 2026.
Other flights from Helena
Browse through other flights departing from Helena. Flights are based on user searches made on Cheapflights and were last updated on April 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Helena to Baltimore
Discover the top airline that operate flights from Helena to Baltimore. 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 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$348 | Average$812 | FlexibilityNo cancel fee | On-time69% |