Fares shown are modelled estimates, not live quotes.
Other budgets from Philadelphia:
Lowest Route Estimates from Philadelphia Under $400
Sorted by modelled price estimate, not live fare data. Fare reviews are paused during the provider migration.
PHL → NAS
Nassau
Bahamas
Est. $87
round trip
~3h flightTrack price →
PHL → GCM
Grand Cayman
Cayman Islands
Est. $123
round trip
~4h flightTrack price →
PHL → CUN
Cancun
Mexico
Est. $124
round trip
~4h flightTrack price →
PHL → MBJ
Montego Bay
Jamaica
Est. $125
round trip
~4h flightTrack price →
PHL → KIN
Kingston
Jamaica
Est. $128
round trip
~4h flightTrack price →
PHL → SDQ
Santo Domingo
Dominican Republic
Est. $128
round trip
~4h flightTrack price →
PHL → PUJ
Punta Cana
Dominican Republic
Est. $129
round trip
~4h flightTrack price →
PHL → SJU
San Juan
Puerto Rico
Est. $133
round trip
~4h flightTrack price →
PHL → STT
St. Thomas
US Virgin Islands
Est. $135
round trip
~4h flightTrack price →
PHL → SXM
St. Maarten
Sint Maarten
Est. $141
round trip
~4h flightTrack price →
PHL → MTY
Monterrey
Mexico
Est. $146
round trip
~4h flightTrack price →
PHL → ANU
Antigua
Antigua and Barbuda
Est. $149
round trip
~5h flightTrack price →
PHL → AUA
Aruba
Aruba
Est. $161
round trip
~5h flightTrack price →
PHL → CUR
Curacao
Curacao
Est. $164
round trip
~5h flightTrack price →
PHL → MEX
Mexico City
Mexico
Est. $168
round trip
~5h flightTrack price →
PHL → UVF
St. Lucia
Saint Lucia
Est. $168
round trip
~5h flightTrack price →
PHL → BGI
Barbados
Barbados
Est. $175
round trip
~5h flightTrack price →
PHL → GDL
Guadalajara
Mexico
Est. $179
round trip
~5h flightTrack price →
PHL → POS
Trinidad
Trinidad and Tobago
Est. $185
round trip
~5h flightTrack price →
PHL → PVR
Puerto Vallarta
Mexico
Est. $186
round trip
~5h flightTrack price →
PHL → SJD
Los Cabos
Mexico
Est. $195
round trip
~6h flightTrack price →
PHL → KEF
Reykjavik
Iceland
Est. $225
round trip
~6h flightTrack price →
PHL → DUB
Dublin
Ireland
Est. $275
round trip
~8h flightTrack price →
PHL → GLA
Glasgow
United Kingdom
Est. $278
round trip
~8h flightTrack price →
PHL → EDI
Edinburgh
United Kingdom
Est. $281
round trip
~8h flightTrack price →
PHL → OPO
Porto
Portugal
Est. $286
round trip
~8h flightTrack price →
PHL → MAN
Manchester
United Kingdom
Est. $288
round trip
~8h flightTrack price →
PHL → LIS
Lisbon
Portugal
Est. $290
round trip
~8h flightTrack price →
PHL → BHX
Birmingham
United Kingdom
Est. $291
round trip
~8h flightTrack price →
PHL → LHR
London
United Kingdom
Est. $297
round trip
~8h flightTrack price →
PHL → FAO
Faro
Portugal
Est. $299
round trip
~8h flightTrack price →
PHL → SVQ
Seville
Spain
Est. $307
round trip
~8h flightTrack price →
PHL → MAD
Madrid
Spain
Est. $309
round trip
~8h flightTrack price →
PHL → CDG
Paris
France
Est. $312
round trip
~8h flightTrack price →
PHL → AMS
Amsterdam
Netherlands
Est. $313
round trip
~8h flightTrack price →
PHL → AGP
Malaga
Spain
Est. $314
round trip
~8h flightTrack price →
PHL → BRU
Brussels
Belgium
Est. $315
round trip
~9h flightTrack price →
PHL → OSL
Oslo
Norway
Est. $316
round trip
~9h flightTrack price →
PHL → DUS
Dusseldorf
Germany
Est. $322
round trip
~9h flightTrack price →
PHL → HAM
Hamburg
Germany
Est. $327
round trip
~9h flightTrack price →
PHL → BCN
Barcelona
Spain
Est. $329
round trip
~9h flightTrack price →
PHL → LYS
Lyon
France
Est. $329
round trip
~9h flightTrack price →
PHL → FRA
Frankfurt
Germany
Est. $331
round trip
~9h flightTrack price →
PHL → CPH
Copenhagen
Denmark
Est. $331
round trip
~9h flightTrack price →
PHL → GVA
Geneva
Switzerland
Est. $332
round trip
~9h flightTrack price →
PHL → IBZ
Ibiza
Spain
Est. $333
round trip
~9h flightTrack price →
PHL → ARN
Stockholm
Sweden
Est. $336
round trip
~9h flightTrack price →
PHL → PMI
Palma de Mallorca
Spain
Est. $336
round trip
~9h flightTrack price →
PHL → MRS
Marseille
France
Est. $336
round trip
~9h flightTrack price →
PHL → ZRH
Zurich
Switzerland
Est. $338
round trip
~9h flightTrack price →
PHL → NCE
Nice
France
Est. $342
round trip
~9h flightTrack price →
PHL → BER
Berlin
Germany
Est. $342
round trip
~9h flightTrack price →
PHL → MXP
Milan
Italy
Est. $343
round trip
~9h flightTrack price →
PHL → MUC
Munich
Germany
Est. $346
round trip
~9h flightTrack price →
PHL → PRG
Prague
Czech Republic
Est. $350
round trip
~9h flightTrack price →
PHL → HEL
Helsinki
Finland
Est. $353
round trip
~9h flightTrack price →
PHL → TLL
Tallinn
Estonia
Est. $355
round trip
~9h flightTrack price →
PHL → VCE
Venice
Italy
Est. $356
round trip
~9h flightTrack price →
PHL → FLR
Florence
Italy
Est. $357
round trip
~9h flightTrack price →
PHL → RIX
Riga
Latvia
Est. $360
round trip
~10h flightTrack price →
PHL → LJU
Ljubljana
Slovenia
Est. $362
round trip
~10h flightTrack price →
PHL → VIE
Vienna
Austria
Est. $363
round trip
~10h flightTrack price →
PHL → WAW
Warsaw
Poland
Est. $365
round trip
~10h flightTrack price →
PHL → BTS
Bratislava
Slovakia
Est. $365
round trip
~10h flightTrack price →
PHL → FCO
Rome
Italy
Est. $366
round trip
~10h flightTrack price →
PHL → LED
St. Petersburg
Russia
Est. $367
round trip
~10h flightTrack price →
PHL → KRK
Krakow
Poland
Est. $368
round trip
~10h flightTrack price →
PHL → ZAG
Zagreb
Croatia
Est. $369
round trip
~10h flightTrack price →
PHL → VNO
Vilnius
Lithuania
Est. $371
round trip
~10h flightTrack price →
PHL → BUD
Budapest
Hungary
Est. $374
round trip
~10h flightTrack price →
PHL → SPU
Split
Croatia
Est. $376
round trip
~10h flightTrack price →
PHL → NAP
Naples
Italy
Est. $377
round trip
~10h flightTrack price →
PHL → SJJ
Sarajevo
Bosnia and Herzegovina
Est. $382
round trip
~10h flightTrack price →
PHL → DBV
Dubrovnik
Croatia
Est. $386
round trip
~10h flightTrack price →
PHL → BEG
Belgrade
Serbia
Est. $386
round trip
~10h flightTrack price →
PHL → TGD
Podgorica
Montenegro
Est. $390
round trip
~10h flightTrack price →
PHL → MLT
Malta
Malta
Est. $393
round trip
~10h flightTrack price →
PHL → TIA
Tirana
Albania
Est. $395
round trip
~10h flightTrack price →
PHL → SVO
Moscow
Russia
Est. $398
round trip
~10h flightTrack price →
PHL → SKP
Skopje
North Macedonia
Est. $400
round trip
~11h flightTrack price →
How to Find Flights Under $400 from Philadelphia
1
Book 6–10 weeks in advance
This is typically the sweet spot for international fares from Philadelphia. Too early and airline seats aren't discounted yet; too late and inventory is tight. The $400 threshold is easiest to hit in shoulder season.
2
Fly mid-week
Compare Tuesday and Wednesday departures from Philadelphia with weekend dates before booking.
3
Join the weekly fare email
Sign up now. Fare reviews and weekly cheapest-fare emails begin after the rebuilt feed is live.
Frequently Asked Questions
Are there really international flights from Philadelphia under $400?
80 routes from Philadelphia have modelled round-trip estimates at or below $400. These are based on route distance and region, not live or historical fares.
When is the best time to find flights from Philadelphia under $400?
Shoulder seasons (April–May, September–October) can offer lower prices. Compare mid-week departures and nearby dates before booking.
What is the cheapest destination from Philadelphia?
Based on modelled estimates, Nassau is one of the lowest estimated routes from Philadelphia at around $87 round trip. This is not a live fare.
Get weekly fares from Philadelphia
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